Kt88 vs el34 KT88. The sound was reproduced through a 1971 Marshal cabinet with 4 Celestion G12M "greenback" speakers. A step up from the stock Shuguang EL34's. Thread starter G; Start date 2005-05-19 3:10 pm; Status This old topic is closed. As far as gain stages, I had a chance to try the Standard EL34 shiva, and the 20th KT88 a while back. You may use a quad of either 6L6 or EL34. The KT88's have a tighter bottom end that I really like and more of a scooped midrange. E34L a little more than EL34. In the center is a bias meter. Do They Sound Different? There are two types of tubes in a guitar amplifier: pre-amp and power-amp. Is it possible to mix tubes in this fashion on the KT88 version, or is that KT88 only due to the different transformers? If it's KT88 only, then it sounds like the version to get The amps can run EL34, 6L6GC, 5881, 350B, KT66, KT88, 6550, KT90 and more (some tube choices require a 5U4GB rectifier tube)" FWIW, the KT88 is not my favorite output tube. The EL34-PH is supposedly arguably the best of its type of current tubes. Hope this helps. The KT88 is broader with less of a mid peak, the 6550 kt88, el34, el84가 살아남은 이유는. writethis Well-Known Member It's a beam tetrode rather than a pentode, but it has been (for me) a drop-in replacement for EL34 in my Cayin A-50T. Most models now have easy bias tuning, remote control with triode/ ultralinear mode selection, super smooth Alps volume pod. EL34 vs 6550 vs KT88 vs KT120 -- SOUND TEST with High End Open Baffle Speakers. raphaelmabo long player Posts: 3883 EL84 amp Vs. Default (Default) Dark Theme (2021) Klipsch Light Theme (OLD) On a side note, the KT88 seems more brash than the EL34s. Test Amps: 1973 Marshall Super Lead model 1959: This amp is completely stock using NOS pre-amp tubes. Since I just found out from Opera that my amp will also accept 6550 and KT88 valves, I am The mighty KT88 is a lesser known tube to some that falls somewhere in between an EL34 and a 6550. . Svetalana EL34 are the warmest, followed by JJ EL34, then by JJ E34L. Many thanks. com So you're running a mix of EL34 and KT88 on the EL34 version. 也許是受到Marantz 9 和8B的感染,一直對這個強放管EL34有很深刻的印象, 她不像KT88或2A3,300B等有著粗壯的身材,反而顯得比較清瘦,收集各種EL34已經有相當長的一段時間了,收集也並非完全是研究她的聲音表現如何,又或許是對她的一種迷戀,也可以說是作為一種物品來 A troll of my own tubes netted the Electro-Harmonix EL34’s and 6550’s. Messages 494. The 6550 itself is a more powerful valve then the EL34 (35W instead of 25W) and is usually good if you want a slightly louder and rather cleaner (slower to distort) sound from your power amp section. You can find more build details at the diyaudio. I’ve tried most and I don’t hear any drastic differences between tubes except for power output. Its a 2 chassis piece with separate power supply and adj. I did try EL34 tubes in my Cayin and found them lacking in dynamics. The Chinese seem to be offering several Agreed the JJ's (l's) are a great sounding tube. ausmacht. The vendor only supply a schematic for KT88 and did not reply when ask for the EL34 schematic. I use NOS EL34 RFT's in an Audio Note Kit L4 power amp. SinnerSaint Music is Life. Keep us updated with the KT88 EL84 vs EL34. JJ does make a regular el34 as well by the way and these are different. Of all my gear I keep returning to my SE-300B. (I listen to classical music and opera. I found KT88 to sound the most non tube sound,EL34 strong mid range but rolled off top end and Non musical bass. I've listened to a couple EL34 amps and different ones sound different even with the same output tubes. This power tube also have a snarly sound, but it’s a little warmer-sounding than the EL84. However, if you want a lot of low end, you should try both with the same settings, both biased between 50 and 55% plate dissipation =C= KT88 =C= EL34 Additionally, it features an external TUBE SEL for KT88/EL34 vacuum tube swapping, offering triode and ultra-linear function selection. 현재 전세계에서 젤 많이 생산되는 관은 el34라 한다. The 10 watt difference in the specs between the two amps and tube types. So bias setting should need KT88's are great for clean tones. The 6550 could be likened to a hard vacuum 6L6 whereas the KT88 is a darker and stronger KT66, which is peakier and more complex sounding. In the EL34, KT88/90/120, etc family of tubes, IMO there’s the Svetlana SED Winged-C EL34, and then there’s the rest of the tubes in this family. The guy that makes my speakers, says: The KT88 sounds a little bit better. Over and over again I hear/read about the KT-88's superior power output over that of the EL34. Tim described them perfectly. I will do a few more in the near future. I personally prefer KT88's in my Twin Jet, although there are times when the EL34's are really nice. Attention KT77 has nothing to do with KT88 eve henry4841. 350B vs. The size of tube eg EL34 vs EL84 has no influence on bass performance, that Looking over the KT88 version, we find an almost identical array, but for the inclusion of an ISF control in place of the tone knob. From the examples I have seen you can get: 5watts from KT88se with a 5K opt running with no nfb The KT77 has been called the Ultimate EL34, and it features an internal design that is similar to the 6CA7, but optimized for use in audio applications. My favorite new production power tube, with the added bonus of being cheap. I have only heard the EL34's in action so far. are the KT88, KT100, KT120 and KT150 Tubes safely interchangable generally speaking in a well built tube amplifier? The KT120 and KT150 are both pentode devices and the KT88 and KT100 are described as beam tetrodes so no, I wouldn't think these can be easily interchanged even though the data sheets have the same "pin-out". Check out the following tube reviews for guidance in getting the best possible tone out of your tube amp. It became popular pretty quickly. So in a nutshell it will depends on the type of music you prefer to listen to the most. The EL34 brings forth power, warmth, and high headroom, ideal for genres demanding sonic dominance. EL34's tend - The KT88 is not a drop in replacement for the EL34. As far as tube swaps, the EL34 is really a midrange strong tube. Other than that, you can probably drop a KT88 in for a circuit designed for EL34 (though not necessarily vice versa). It can also be run as a triode since it and the pentode EL34 have more elements in their envelope which can be disconnected to form a semi-triode. Messages 177. Still it is the whole amp not the output tube that makes an amp sound good. the safety precautions around high voltages. The rear stage uses four KT88/6550/EL34 tubes for class AB push-pull power amplification. Also if you look at the screen current it's less than the EL34 by 5mA for the same operating point which would indicate the grids are aligned unlike a EL34 being a true pentode will have non grid alignment. . Here's how I'd do it for this amp if I wanted to make it work for both KT88's and EL34s. Power output can be higher but you get more odd-order harmonics. Link to comment Share on other sites If you don't know negative feedback increases bandwidth, lowers the noise floor, lowers distortion, and reduces output impedance for a higher damping factor. The 20th, with the "gain mode" button out, has the same exact gain level and EQ curve as the old shiva. I'm trying to decide which way to go. We agreed that I’d throw a few of my own tubes, including the Tung-Sol EL34B and Shuguang 6CA7-Zs I purchased from thetubestore. They're too cheap to not try, if EL34 音質比 KT88 細緻、典雅。 Marantz 的經典後級 2 / 8B / 9 一律都使用 EL34 輸出，雖歷經數十寒暑，至今仍是音響迷眼中的銘器，可見一般。 市面上的 EL34 老管比 KT88 多得多，但因使用者眾，身價沒有比較便宜，大多已貴到讓人很難下手。 EL34's are going to have a sweeter midrange than a KT88 and a faster more detailed bass than a KT88. EL84s in PP can be really nice, but still looking for a SE EL84 amp as well as an EL34 in PP and SE for extended audition. The JJ ECC82 drivers are staying put as the reviews I have seen indicate that they are about as good as it gets short of going nut$. com site under tubes, just search for Mikael Abdellah's KT88 SE amp. The original GEC KT88 shares nearly the same nimbus as the legendary Western Electric 300b – till today no new tube construction can replace the original design. Different transformers, driver circuitry, feedback levels, etc play into what any kt77 has different tone and about the same output as el34 about 50watts a pair. Go to ww. So basically, a KT77 sounds like a mix of an EL34 and 6L6, and an E34L is a super pissed EL34 from Hell. Re: EL34 or KT88 Vs 6L6GC (compare them) I've used them all, and have settled on KT88 amps. It is a single ended class A amplifier and features a tw Amplifier - Tsakiridis Aeolos tube amplifierLoudspeakers - Qualio IQ - https://www. I have a pair of Rogue KT88 based M-150 monoblocks and a KT88 based Stereo 90 and they are nice sounding amps. nutsfortubes They tried to kill us, and we won! I finally got around to pulling the chassis of the Nitro out of the headshell to see what would be involved in taking this amp back to EL34's from KT88's. henry4841. EL 34 tonal differences. naver. the EL34 gives nicer,more immediate real life midrange,and excels with acoustic/vocals. The front panel has a power control, LED indicators for CD, AUX 1, AUX 2, Pre-in and TR/UL (Triode/Translinear) mode. There will be a impedance mismatch when running the amp with tubes the output transformer was not designed for. I can hardly wait for the Psvane EL34-PH (Philips-Holland design) and 6SN7-UK tubes to come in. EL34 tubes was first introduced by by the Mullard company in England during the 1950s. Ultimately I settled on the JJ KT77's but the Tung Sol is a fine performing tube imo. Power handling is the main advantage of using a KT88 power tube in your amp. What are you boosting the amp with? The original GEC KT88 are very rugged tubes and will outlive the current production KT88's by a factor of 4 to 10 for the same operating conditions. Hier gehst um das, was die Tube-Amps usw. EL34 in triode puts out 5 watts, again at standard operating points. How would you order your dream Revv?____ Subscribe for more: http://tinyurl. In my experiences I would say 6550's are a little bit like EL34's and Kt88's are a little bit like 6L6's. Eine Röhre als Heavy-Röhre zu bezeichnen ist Blödsinn. In summary, EL34 tubes are favored for their harmonic richness and midrange focus, ideal for rock and jazz genres. 5A KT88: 1. Conditions appear similar, but might double check. Location: Can interchange 6550 with KT88, EL34 and KT77. The Gold Lion KT88 is about as good as it gets now in that variety. 6k value vs the original 33k tells me that you made a rather big jump in negative feedback. They're too cheap to not try, if When Jon Esau of www. The bigger bottles definitely change the EQ characteristics of the amp and One of my amps can run 6L6, EL34, KT88, KT90, 6550, and while I personally run KT88, I have also used EL34s, but will not be buying any 6L6/KT66/5881 in the future. The 6550/KT88-based amps will sound a little-more balanced throughout the 10 octaves--that is, tighter bass, more-detailed treble, and more-than-'adequate' midrange. Top. This is good news if you like to Fixed Bias KT88 is 100k max. However, I had inefficient speakers so the KT88's power was better. The bass response certainly was there, as was the "live in person" immediacy KT88>EL34>6L6 . JJ 6L6GC Acoustic Guitar 0:00 Electric Guitar 1:00 EH 6L6GC A 0:30 E 1:30JJ E34L A 2:00 E 3:00EH EL34 A 2:30 E 3:30JJ KT88 A 4:00 E 5:00EH KT88 A 4:30 E 5:30 2018年5月9日TRIODEオリジナルのEL34からJJ ElectronicのKT88へ差し替えた。球転がしである。KT88はマッキントッシュMC275でも使用されている球である。回路構成が全く違うが、私としてはマッキントッシュに一歩近づいた気分だ。さて、EL34からKT88に変わったTRK-3488はどんな音を聞かせてくれるのだろう。 Now I experiment with KT88 EH. Other common substitutes for EL34 vacuum tubes are 6CA7 and KT77 tubes. Fig 1 The EL34 and KT88 share the same mounting but there the similarities end. My set consists of the CW4 and a Dynaco ST70 EL34 tube amplifier. How about the difference between that classic, glassy "American” clean sound associated with the 6L6 tube and its raunchier counterpart from across the pond, the EL34? "To me, the best characteristics of the EL34 are a nice tight crunch in the upper mids and a throaty growl in the midbass. It was a tie between 6L6GC and 6550A, depending on which brand, etc. This is a unique feature on many Blackstar products, enabling you to shift from a more ‘American’ 6L6 Fixed Bias KT88 is 100k max. Forums > Audio and Hi-Fi Gear > Hi-Fi and General Audio > EL34 vs KT88. NOS KT88's are not an option. com offered a set of five EL34-type tubes for review (JJ KT77; JJ EL34 II; Svetlana EL34; Genalex Gold Lion KT77 and Mullard EL34) I jumped at the opportunity. When you switch it to EL34 mode, you can also use EL37, 6CA7, 6L6GC, 5881, KT77 and KT66. Next Last. Reactions: Lavane. EL34 seems to last longer than KT88. Four EL34 are around the same price as two 6550; four 6L6 a bit more. Link to comment Share on other sites I love tubes, and I could type for hours about various styles of tubes like 6L6 vs EL34 vs KT88 vs EL84 etc. As a result, high-gain output made them very popular for use in guitar amplifiers, and they remain so today. EL34 vs. Together with Triode and Ultra-linear dual mode selection, the HA-6A offers a lot of sound signature options in one compact chassis. In triode mode, the sound is soft, pure, and smooth, suitable for enjoying vocals and string music. el34は、人気の高いダイナコステレオ70やリークtl25（モノラル）、ステレオ60など、1960年代から1970年代の高出力オーディオアンプで広く使用されており、6l6、kt88、6550などの他の8極管よりも低出力でより大きな歪み（この用途では望ましいと考えられている）を特徴とするため、ハイエンド EL34 suppressor grid doesn't have an internal connection like KT88/6L6GC types. tubes are new designs, basically more powerful versions of KT88 and 6550 tubes. 2006, 10:20. 6V6: 0. Just short testing of KT88 and EL34 in the same amp. We’ll break it down below, and then you’ll who’ll win in the Battle of KT88 vs 6550 Tubes. It excels in delivering a smooth overdrive with a pronounced midrange that cuts through a mix, especially when pushed to its limits for that classic rock distortion. The amp uses KT88, 12ax7, 12au7 and CR34 rectifier. 야네덜이 경쟁력이 있어서 이다. KT88 진공관은 진공관보다 높은 출력을 냅니다. qual A EL34 is a pentode. I have a Mesa baron which uses 12 6L6 About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright Tube choices are basically "6L6", EL34, or 6550/KT88. So today, I decided to put my money wh Explore the nuanced distinctions between pre amp and power tubes, including popular matchups like ECC83 vs 12AX7 and EL34 vs KT88, as we unravel the sonic differences that shape your guitar’s unique voice. Reactions: Rumors of War and SceroGuitars. The basic difference as I understand it is that for the same given amount of power the KT88 has more slam and tighter bass whereas the EL34 has more midrange "magic" going for it. I'm looking for some sonic comparisons between What I've heard with EL-34's tends to be less imediacy and dynamic contrasts. EL34 is linear, but it is not as linear at the 300B. These tubes have taken quite a journey since their introduction. Fig 2. However, in George's SSE simulations, the EL34 appears to consistently provide more output power than the KT-88, all else being equal (B+, Load Z, etc. However, most amps that weren't designed with them in mind won't supply them with enough plate voltage to really make them shine. 6L6G, 6L6GC, 7581A, EL34, EL37, 6550, KT66, KT77, KT88, KT90, KT120 I'd say I liked the KT88 over the EL34 as it seemed more "in your face", in a good way. Preferred tube? KT88 vs. I too will be interested in others' observations. Aren’t things complicated enough Those seeking tubes for new HiFi P-P UL designs take note of the past history of proven classes especially the 6550 class EL34,KT66,77,88 series and also EL84. Mar 22, 2011 #14 Could anyone be so kind to advice me on the differences in sound of EL34 vs KT88 vs KT150 in big lines? They will drive my Heresy IV's (arriving soon). There are numerous companies that put their own subtle spin on these tubes (even though there are far fewer factories than there are A KT88 will draw slightly more heater current than a EL34 and much more than a 6V6. wondering which type of power tubes you folks prefer regarding the KT 88's vs EL34's I'm told the EL 34 focuses on the midrange area as opposed to KT88 Supposedly the KT 88 is best for the entire frequency. I will using the amp with a pair of old Vandersteen 2C's. Treyphan The only other tube I have been as equally impressed with is the (relatively) new Gold Lion KT88 reissue. VinylSoul, Oct EL34 tubes sound darker and heavier whereas 6L6 tubes sound brighter and fuller. Prior to this, I had a pair of monster VTL Deluxe 300 monoblock tube giants. Same setting, same cabinet, same mic, same placing, same guitar. I like my music warm - pipe, slippers and a fine malt warmth. I also like the Chinese KT88 for their sound but quality has been spotty to say the least. Electro Harmonix makes a really nice big-bottle 6CA7, which is the US version of the EL34. Moderator: Moderatorenteam. Smeyers, for me, the midrange purity of the EL34 does it. The EL34 Audio Forums. WARNING: Tube/Valve amplifiers use potentially LETHAL HIGH VOLTAGES. ogdens_sliced and SandAndGlass like this. The EL34s definitely has smoother sound. IMHO from what I have played through with KT88 amps. 6L6 tubes have more headroom meaning they sound cleaner compared to EL34 tubes which sound more distorted and crunchy. Jump to Latest G. That is if you want a KT88. aside from the tonal differences between tube models (and individual tubes, really), you get more clean headroom when using kt88/6550's. However, KT88's made the the lows bigger and A few years ago, I made the opposite swap in my 101B- pulled the EL34's and dropped in KT88's. In order of price: EL34, E34L, 6550, KT88, KT90. 6l6, KT 77 vs. Smoother and more classically "tubey". They sound pretty similar, but of course the 6550A will get you more power. In contrast, KT88 tubes offer a fuller, more robust overdrive and are When comparing the EL34 and KT88 tubes, you’ll find distinctive differences in their tonal output, harmonic texture, and response to dynamics. -Bill 請問kt88真空管的音向 - 對目前使用的el34的管機，聲音聽的有點膩了，想換台kt88管的機器。除了知道kt88的功率比el34大外，想請問88對人聲的表現，會比34好很多嗎？(目前是用cayin，想換成pse）感謝！(發燒音響 第1頁) I have a choice of KT88 valves or EL34 valves. The EL34 is probably the narrowest of the medium glass octals. EL84 vs. I've read comparisons of EL34 and KT88 tubes, but sonically, how would you compare EL84 amps and EL34 amps? Is the EL34 just a more powerful version of KT88 진공관 KT88 진공관은 1950년대 후반에 . Cayin Jazz 80 vs Cayin CS-55A The Cayin Jazz 80 and Cayin CS-55A use the same amplification, with the ability to mount either EL34 or KT88 tubes for the power stage. I currently own a very nice sounding 12 wpc Audio Space Mini Galaxy EL84 int amp. A little background first. I own more than 2 dozen tube amps, in 5 systems. When I bought this Nitro, it was originally EL34, and I sent it back to Scott to have the "Fully Loaded" mods done (New/Old Switch, Mid Switch and B+ switch). 45A EL34: 1. Alternatively, passionate guitar players can also widen their options and take a look at all the features of other models, such as KT 88 vs. Thank you! 真空管聴き比べをしました。皆様のご感想お待ちしております。00:00 tung-sol 655002:15 psvane kt8804:27 mullard el3406:39 gt el3408:52 psvane we 300b11:06 we 300bアンプ Cayin KT88 EL34 HA-6A 헤드폰 앰프 튜브 진공관 클래스 A 파워 앰프 : 또와요 마켓. I'm not much of an el34 guy though so take that with a grain of salt. With the LM 211iA, the KT77's do sound nicer and are also a replacement to the standard EL34's. 16 Beiträge • Seite 1 von 1. EL34. 1 of 2 Go to page. An EL34 has higher gain potential (mu) than a 6L6, 6550, or KT88, so an EL34 can be more harmonically rich than KT88's really are a massive improvement. As for 6L6 vs. See the EL34 in Fig 1. Are KT88's good choices if you want a 6L6 li It’ll take 6V6, 6L6, 5881, 6550, KT66, EL34, 6CA7, KT77, KT88 and up. Same comments: Power output is every bit as much as that of The default output tubes shipped with the HALO are EL34, but the amp can be biased easily to accept 6L6GC, 5881, KT66, KT77, KT88, or 6550 output tubes. After almost one year time, these HIFI UK Series vacuum tubes were come out by development team of Psvane; The three model tubes are adopt the most UK sound charms of” Mould screen” plate material, and join into They are all basically E-H and Sovtek designs but the ones sporting the famous UK and US brand names are indeed more robust. Also with EL34 you can use a plethora of others Pentodes tubes as 6550,KT88/90/120/150 and the cheap 807 with adapter, not a neglegible feature. You'll fix the bass bloat, muddy issue, but you'll be adding highs as well. I've heard KT-88's sound anywhere from low end and EL34 suppressor grid doesn't have an internal connection like KT88/6L6GC types. You need _four_ of EL34 or 6L6GC to get above 70 Watts. Whenever you dial the signals in, the power tubes preamp them and perform the amplification following the speaker levels. melorib Lowrider. com over the years I have used and liked their: 12ax7, and 12au7 (the latter having arrived as stock in my AN Soro). qualioaudio. I tried the KT120 and found them a bit glaring. I agree, with more than a few many, these copies sound better. I think the EL34 has a more balanced sound than a KT88. EL34 amp. NKh93CeqLQFor a longer video version with When switch the HA-6A to KT88 mode, you can use KT88 variants including KT100, KT90, 6550, 6550A, 6550EH vacuum tubes. Currently it has EL34’s but my amp of choice is my AES 300B. 2006, 16:29. The EL34 is larger and it puts out two to three times the wattage as the EL84. SandAndGlass, May 16, 2022 #85. Jackson DK2M with SD JB/JA The Best EL34 / 6CA7 / KT77 Power Tubes - Reviews and Guide. I am now trying to convince my wife to let me buy some new speakers. Other than that, you can probably drop a KT88 in for a circuit designed for EL34 (though not necessarily I put many different brands of EL34's in my Nitro before trying KT88's. Of course the tests were in regard to heavy metal guitar amps and not critical listening but I think I preferred noromance's 6L6 recommendation. 영국의 Marconi-Osram 사에서 개발되었으며, 당시의 고출력 오디오 앰프용으로 설계되었습니다. THE BLUE BACKGROUND IS THE PROMOD, RED BACKGROUND IS THE QUICKROD. Not necessarily worse, but different and not as sweet and warm sounding. The EL34 tube came first, and it was designed in the 1950s by a European company called Mullard. I'm the founder of Iron Age Guitar Accessories & a guitar enthusiast since 2006. Any pentode can be run as a triode though the benefits of such operation are debatable. Music and guitar enthusiasts are well aware of the importance of power tubes in the production of sound and voltage. thetubestore. Joined: Jun 29, 2006 Messages: 739 Likes Received: 0 EL34 vs. 헤드폰앰프,진공관,진공관앰프,앰프,엠프,진공관오디오,파워앰프,오디오,EL34,KT88. They should ideally compare both models’ qualities, including the KT 66 vs. Then came the 6CA7, which was created in America. The cool thing about it is that it is easily interchangeable with most 6550 amplifiers and can be interchanged in most EL34 based amplifiers with quick, easy mods. I never really understood the desire for the KT88's in that kind of amp. I am using an all Tung-Sol (EL34B, 6SN7 and 6SL7) setup in the new R8 and it sounds EL34 vs KT77 The KT77 has higher plate impedance (23k) compared to the EL34 (15k). It sounds like a high performance KT88. Small re-biasing. However, if you want a lot of low end, you should try They run hotter, so they’re much more aggressive. com?sca_ref=3235308. If fixed bias, double check your bias when it is Timescodes0:00 - Bogner EL34 intro0:54 - What are we doing today?1:11 - Full track KT88 Vs EL342:54 - Did you hear a difference3:31 - KT88 90 Watts of power3 KT88 vs. I wasn't as taken with the Philips replica EL34, but the amplifier used was problematic. To right of it is the TR/UL selector, input selector and volume control. An optimized KT88 has a much higher output that an EL34. Two EL34 tubes in push-pull will produce about 35 to 40 watts, but two KT88 will get you about 85 to 100 watts. In ultra-linear mode, the sound is open, exuberant, and powerful, ideal for appreciating large-scale, dynamic The pa21 has two gain stages, with the 6SN7s providing the input stage and the KT88’s at the output stage. The amp Mopar Dave has is not going to run KT88's it may do alright with KT66/6L6 types there is only The next step up in power output from the EL34 and 6L6GC, the 6550 and KT88 are more commonly used in bass amps than guitar amps. Of all the tubes rolled in, the GL KT77 stick out in mind mind as different, above the rest, even the GL KT88. Thread starter writethis; Start date May 24, 2013; 1; 2; Next. Nach ca. einem halben Jahr Bauzeit ist mein DIY Amp nun endlich fertig. Modern KT88's in modern amps are a nice fit. They aren't night and day but the e34l is definitely more agressive and has more low end chunk than the regular el34. The Cayin CS-55A KT is rated at 2×22 Watts into 8 Ohms and 2×40 Watts in ultra-linear mode. 2. The EL34 is known for its warm, laid-back character and lush mid-range, whereas the KT88 is much more powerful both in presentation EL34 Review Chart (View our complete selection of EL34 / 6CA7 / KT77 vacuum tubes). For a while, the EL34 and the 6CA7 became the single EL34/6CA7, while production of the KT77 ceased in the 1980s. Loudspeakers used in the video are Qualio Audio IQ speakers - https://www. ) Only you can decide which output tube you like with your music, your amp, your I'm curious with your opinion concerning GL KT88 vs the KT77. Can anyone please advise as to the relative merits/drawbacks of each tube and which, on balance, may be more to my liking. Tube Types In the case of 300B SET vs KT88 Push/Pull you can probably get a very good sense of the differences in any thoughtuflly set up system with each in place. of current manufacture. nutsfortubes They tried to kill us, and we won! While I find endless comparisons between EL34, KT88, 6CA7, KT120, etc, both between designs and between manufacturers, I haven't found good discussions of the various Big Boy tubes like the 2A3, 300B, or 805. But if the EL34 amp uses a lot of negative feedback and is fixed bias while the 6L6 amp has no feedback loop and is cathode biased the 6L6 might actually behave more like a traditional EL34 amp and vice versa. I bought a PCB which label "diy PCB for EL34 KT88 6L6GC FU7 FU50 6550" (SE amp). The frequency response ranges from 5Hz to 44kHz, which is more than Lothar's Guitar School - Gear Talk - Reussenzehn El34In this episode I show you my Reussenzehn El34. El34 vs. 00:00 svetlana kt-8801:30 siemens el3403:00 philips ecg 6l6gc04:30 matsushita 6ca7スピーカー：tannoy turnberry heアンプ：octave v70seプレーヤー：luxman d-06音楽：ヘンデル Tube choices are basically "6L6", EL34, or 6550/KT88. Check out these KT88 Tubes. Infrared full-featured remote control. Amplifier - Tsakiridis Aeolos tube amplifierLoudspeakers - Qualio IQ - https://www. Any information would be appreciated. ). External independent BIAS-ADJ current display header. As you consider these tubes for your guitar amplifier, it’s important to understand how each can Here's how they kind of breakdown: From my research (accepting that these are very broad characterizations) the EL34's strength is the mid-range while the KT88/6550 has more power and a broader range but maybe slightly I wouldn't say better, its more like different. If cathode biased, you are probably fine. Or 50ma. They also seemed to be much more reliable,stable,and less prone to microphonics and rattles. 5k for KT120 under similar conditions. Some amps can have them set even a bit higher. I won't be chasing NOS tubes. SceroGuitars Member. I like them better but I like the kt77's way better than those even. It was designed explicitly to be easily used as a replacement for the el34. Triode and ultra-linear selection are available. Both same brand jj tubes, the kt88 are bolder sounding with plenty power,transient better bass. Is it possible to mix tubes in this fashion on the KT88 version, or is that KT88 only due to the different transformers? If it's KT88 only, then it sounds like the version to get KT88's are pretty much like a big bottle slightly more linear EL34's IMHO but the KT88 does has emphasized mids unlike 6550's, that's why Marshall used the KT88 in the 200 watt Marshall Majors because it was the most EL34 like big bottle tubes at the time. Personally,I found them to be a tighter,cleaner sounding alternative to the EL34. Without knowing the amp or the plate voltage, you can safely assume that a PP design (as most amps using these tubes fall within a known range here) that they expect to see for EL34 = 30 - 35 ma, KT77 = 35 - 40 ma, and KT88 = 35 - 45 ma. Anyone know if that is correct? (KT88, 5AR4. Probably best moved to the Tube section for better response. Hi! Well the KT88 is pretty much an upgraded 6550. I put the Tung Sol 6550 tubes back in last night, just to see the difference in bass response. This is noticeable in the mid and upper frrequency ranges where the JJ KT88 has far better linearisation and internal feedback damping properties. Share Apr 15, 2009 at 2:01 AM. My passion for the instrument covers a broad spectrum, from the soulful strums of classic rock to the intense riffs of metal EL34 vs 6L6 I note above that you intend to use Cathode Feedback - an excellent way to get good dampimg factor without resorting to large amounts of global feedback and suffering loss of image and crispness. The CS-55A can also use EL34 tubes. co EL34 U. The output stage features four KT88 or EL34 power tubes, depending on the model. These are essential for a great While I find endless comparisons between EL34, KT88, 6CA7, KT120, etc, both between designs and between manufacturers, I haven't found good discussions of the various Big Boy tubes like the 2A3, 300B, or 805. Probably most encouraging is their production effort, in consultation with Audio Note, of a couple types of fancy power tubes. Any thoughts to share would be EL34 vs. External EL34/KT88 tube selection function, easy to replace different types of tubes, adding endless fun. My understanding is that the best of the EL34-based amps might have a more tonally rich* midrange, but a less-defined bass. You "can" get 100W from a pair of 6550, but it needs uncommon iron. When compared with the preamp tubes, these tubes have a larger size. Genelex 77's would probably I've run the standard KT88's, EL34, 6CA7, 6L6G, & KT66's. 2A3 Theme . Electro Harmonix 6CA7 vs Svetlana (Winged C ) EL34 I am thinking of rolling the tubes in my Antique Sound Lab AQ1003DT. Don't know about KT120's. This must be taken into consideration when comparing prices, and then maybe For example, judged according to plate characteristic curves 6L6 tubes generally overdrives harsher than a EL34 tubes. Self Bias KT88 is 220k KT120 is 240k so very similar 3) Transconductance appears to be close, 11-12k for KT88 VS 12. So bias setting should need KT88's have a beautiful rich, solid bass, which is why McIntosh uses them. In the South its the Number 7th seeded Krakatoa KT66's Clarence County. Joined Oct 20, 2004 Posts I googled EL34 vs 6L6 and was surprised at how much info there was on such a specific topic, including YouTube videos of guitarists comparing them. per tube. Oh and the Gold Lion KT77 is a very nice tube and I think you would love it. #el34 #6l6 #kt88Jam a 1965 strat & five point to piont marshall amps!#guitarmedia3 前回からの続きです。連休の最終日に行った「検証実験」の二つ目がこれ。5か月ほど前に仲間から譲り受けた「el34プッシュプル」アンプだが、ずっと「ウェストミンスター」（改）の低音域専用に使っている。周知のとおり、真空管アンプには「シングル方式」と「プッシュプル方式 The default output tubes shipped with the HALO are EL34, but the amp can be biased easily to accept 6L6GC, 5881, KT66, KT77, KT88, or 6550 output tubes. Es handelt sich dabei um ein Stock EL34 - Chinese I think JJ/Slovakia KT88 - from ARS Tung Sol KT150 - yep, these are it, and worth it, do it. Joined 2002. 04. Alex Rodea. Adjust plate voltage slightly (perhaps by using a 5U4 type rectifier) midpoint between the two optimum plate voltages needed for each respective tube type and switch cathode Psvane HIFI Series UK-KT88 、UK-EL34、UK-6SN7 are new-creation, never have the better cost-effective in the history of Psvane. It allows me to use 6V6, KT88, KT66, EL34, 6550, 6l6’s. Jul 8, 2017 #17 Seems the wise choice is to hold out for an EL34. They are two different beasts. For the KT88 Prologue 5-the Shuguang KT88/98 works well-along with the JJ kt88-suprisingly. The new Psvane KT88-T (Treasure KT88-Z) might be a good alternative. I think my favorite is still the KT88's in UL, which is what the amp was designed for. The auto biasing will not bump up the plate voltage - and we know for a fact it doesn’t as the output is the same for EL34 and KT88 on the PL. Beitrag von I. Member. The Winged-C EL34 gives the fat, rounded, warm tube-like sound everybody thinks about when then think about tubes, and these work great with bright, forward speakers typical of older Klipsch Both tubes (EL34 & 300B) have a pronounced midrange profile but IMO (based on the amps I sell from Art Audio) is that the EL34 has a pronounced mid emphasis and the high's are a bit rolled off compared to say, a KT88. The 300B has a lush, almost addictive midrange with excellent high frequency extension. This is catering to styles that prioritize touch There are reliable, relatively cheap to maintain (at least the ones that use 12au7, 12ax7, EL34 and KT88 tubes) and beautifully built. Now there are tubes and tubes. I'd like your experience with Gelenlex Gold Lion, TungSol, Mullard, Telefunken, or?, etc. so, if you like power amp saturation, don't go with them. In some amps I have heard, experiencing what feels like the perfect reproduction of much of the music is a tremendously For the longest time, I've said that there is a massive difference between KT88 and 6L6 tubes aside from the price. Not quite the bass that the KT88's have, but sounding more like an EL34 but with more bass. Output Transformer - I settled on 4 x KT88 to drive it (a beam power tetrode) and cathode followers (6SN7) driving the KT88 grids In the realm of vacuum tubes, the EL34 vs EL84 stand as iconic representatives of distinct tonal possibilities. EL34: Known for its tight, mid-focused growl, the EL34 tube is a staple in British amplifiers, often used in iconic rock and blues settings. Or 6L6 it’s an advantage to try each type. However they have more differences than similarities. KT88 cost a bit more than I am just about to enter into the world of tube stereo amps, have been reading all the EL34 vs EL84 and EL34 vs KT88 infos and ideally would like some flexibility (I believe the Oldchen EL34 can work with KT88 and XinXin 5881 can work with EL34, 6V6 and KT66 tubes). T. Meanwhile, the EL84 offers a compact design, lower wattage, and early breakup. Still a few quads out there for $60-70 matched/tested. I tried 6L6 TAD and several others and it 6550 vs 6CA7 vs KT88. I'm not really hearing out of the EL34 what others describe, at least I don't think I am. love them, makes its own difference to your Amp so it might be worth it ;)Timestamps0:00 EL34 Intro Song1:21 Story2:05 Travelling IMHO-kinda doubt that, if it parallels GEC KT88-vs, say the Shuguang KT88 copies made for AR. Without delving into They run hotter, so they’re much more aggressive. Used to use them in my Dyna 70's,and man did they ever sound good in Hiwatt and Sound City guitar amps! Check out these KT88 Tubes. In all of the se KT88 / EL34 amps I have seen the the KT88 / EL34 are interchangeable. negative feedback switch. You can substitute EL34’s for the KT88’s, and switch the toggle on the side to give the proper bias voltage for the EL34’s vs. Siemens will hold up, but like you said they are spendyKT90s though, sound pretty Warm, euphonic, less control of the bass frequencies, etc. It is more of a hybrid tube between the KT88 and EL34. Two EL34 vacuum tubes are capable of producing 90 watts of power under ideal circumstances. 큰 음량과 다이나믹 레인지를 제공할 수 있습니다. Quote I've always preferred the Sylvania 6CA7 over any EL34. I have used them all. In general order from warm(and sweet) to neutral: EL34, E34L, KT88, KT90, 6550. Apr 11, 2017 #16 Well, had an interesting experience yesterday. Regulars; 2. 2005-05-19 3:10 pm #1 2005-05-19 3:10 pm #1 I have a SE EL34 amp I built about a year ago or For starters the 6550 and the KT88 have the same Gm as the EL34, so they're quite dynamic. ) Only you can decide which output tube you like with your music, your amp, your Torii MKV - KT88 vs EL34 03/24/24 at 11:47:56 I’ve read a bunch of folks online say that the KT88 has extended lows and highs and slightly less bloom on midrange as compared to the EL34. The KT88, introduced in 1956, is a beam tetrode, and a schematic with pin-outs is shown below. In my setup musical and extended, but more one dimensional. The EL34 is found in the most well-known UK heads, such as Marshall, HiWatt, and Sound City, and many stereo amps years ago. The Hammond transformers in EL34 and KT88 are pentodes and usually used in push-pull amps. Availability of the famous GEC KT88 – how to detect the legend: In todays used market the different types / labeled GEC tubes have almost vanished from circulation. This video was inspired by a question I was asked about swapping KT88's in place of EL34/6CA7's. I assembled the AES Superamp some time ago wired in triode mode. I'm using Cifte in the first 4 slots with the stock PL 12au7 in the last 2 slots. purchased matched from Upscale First, I have to tell you, I LOVE this amp. Another good tube for PL's is the Sino/Shuguang EL34B with2 halo getters. It uses four KT88/EL34 tubes for power, and three 6SN7 and two 6SL7 tubes. love them, makes its own difference to your Amp so it might be worth it ;)Timestamps0:00 EL34 Intro Song1:21 Story2:05 Travelling 在声音表现上，el34推挽功放会温润一些，而kt88推挽功放则会直白一些，前者多一些韵味，后者趋向中性，声音表现各具特色，只是前者的驱动力确实不如后者。 对于标准输出功率的el34推挽功放来说，它既有韵味又有一定的驱动力，如果不是拿来催城拔寨的话 Explore the nuanced distinctions between pre amp and power tubes, including popular matchups like ECC83 vs 12AX7 and EL34 vs KT88, as we unravel the sonic differences that shape your guitar’s unique voice. At pressent, and after hearing many tube setups within the last year, 2A3 SE is a real killer. EL34; About my KT88 Tubes The circuit is (most likely) optimized for the smallest common denominator, in this case an EL34 operating in pentode / ultra-linear. I'm tempted by monoblocs using something like this at around 20+ WPC to drive Klipsch Forte IIIs. KT66 vs. Ruby EL34bstr's were pretty nice in the amp FWIW. Highs are more extended, and bass has more definition. 정격 끝단까지 미치도록 구동시키고 Today we are shooting out two popular 100P tube layouts - EL34 & EL34 + KT88. They’re like a really pissed, harder hitting EL34, with punchier lows and snarling mids. They are combined with two 12AU7 and two 12AX7 preamp tubes which are used to drive the power tubes. However I've heard KT88's are also good if you want a tight sound yet has a little more thump and presence. Q » 15. kt88/6550 is a different animal, look for a little over 80 watts a pair. KT 88. Reactions: glpg80 and braintheory. The 6550 is the tube that powers the famed Ampeg SVT bass amp Die 6550/KT88 ist sehr robust und langlebig (kann in Instrumentalverstärkern 5 Jahre und mehr halten) und wird wegen der ungemeinen Klangtiefe (ein mit KT88 bestückter Amp hört sich für meinen Geschmack wirklich voller und größer an) sehr geschätzt, ist allerding auch etwas teurer. Fortunately, you can still buy NOS EL34's which have beautiful classic midrange, and s surprising amount of natural bass too. Fortunately, while NOS KT88's are unobtanium, NOS EL34 are still available and they do have that magic midrange. another option I am evaluating is to go for KT88 directly with either the EL34 - 6550 - KT88 history & 6550 vs. KT88 w/not much of a shootout. If you get between 2-3K hours out of the tubes think about what the replacement cost will be. 4k Share; Posted May 18, 2022. The KT120 ups the performance level and the survival rate of the KT88 tube run at today's voltages. Post #6 of 11 Seamaster Headphoneus Supremus. So yes, definitely a circuit tweak, but a user-selectable one, which is great. I've also heard good things about KT66 tubes but no so much for metal or high gain but as a nice bluesy type of tube. Maybe I need some different EL34s. The amps can run EL34, 6L6GC, 5881, 350B, KT66, KT88, 6550, KT90 and more (some tube choices require a 5U4GB rectifier tube)" FWIW, the KT88 is not my favorite output tube. Torii MKV - KT88 vs EL34 03/24/24 at 11:47:56 I’ve read a bunch of folks online say that the KT88 has extended lows and highs and slightly less bloom on midrange as compared to the EL34. 6L6 vs. I think they are more related to the 6L6 sound so if you lean that way, the KT66's might be the way to go. Rolltide was 100% spot on with this assessment. Equipped with KT88 tubes, the Cayin Jazz 80 provided an even fuller and smoother sound signature, imbued with serenity and softness. You can increase the negative feedback and still do some tube rolling but the 5. They’ll definitely sound grittier due to the aggression and snarl in the mids, and cutting highs. So replacing with an EL34 with a KT120 will allow a more clear picture of the recording to comethrough; lower distortion, greater detail. With the button it, it's MUCH more modern and aggressive. 6550 vs 6CA7 vs KT88. 오됴 앰프용보다는 기타 앰프용으로 무쟈게 만들어낸단다. In fact, the EL34 at 450v B+ can match or outperform the KT-88 at 500v B+ in some cases (?) EL34 - Good compromise between more power and that triode 'sweetness' we like (or think we like). SinnerSaint, Jun 23, 2021 #78. EL34 -- it is a matter of personal taste. I’ve run everything except 6V6, mostly NOS Svet, Sylvania, GE, RFT, Tesla, and new production Gold Lion and Shuguang Nature series. 6A EL34 and KT88 share the same pin layout. This was a quickie demo. Always check the datasheets and you can compare the differences for yourself. EL34 vs KT88: Power Tubes: EL34 vs KT77: Power Tubes: EL34 vs KT66: Power Tubes: 6V6 vs EL84: Power Tubes: About The Author. NKh93CeqLQFor a longer video version with Amplificatore: BurnFX K45Cassa utilizzata: 2x12 con Celestion G12-M 65 CreambackMicrofoni utilizzati: Shure SM57, Sennheiser MD421, Sennheiser e906. I prefer the EL34 in my There is a way to design enough adjustment into a Bias circuit to use KT88 , 6550 , KT66 , 6L6 , EL34 and 5881 all in the same amp. Q Stammgast Beiträge: 245 Registriert: 12. gorangers likes this. 11. I. EL34 Tubes. As I already have the EL34 tubes and the power transformer to go with them, is there any guide line or formula to recalculate required components values? 真空管聴き比べをしました。皆様のご感想お待ちしております。00:00 tung-sol 655002:15 psvane kt8804:27 mullard el3406:39 gt el3408:52 psvane we 300b11:06 we 300bアンプ So you're running a mix of EL34 and KT88 on the EL34 version. Short History of KT77 and El34. My experience is that the higher gm tubes give more output, are easier on the phase splitter and create more open loop gain so that the global feedback rises more and lowers Zout, noise and THD. smartstore. Are you looking for the very best EL34 power tubes for your vacuum tube amplifier? This is the place to start. I would be confident in 00:00 svetlana kt-8801:30 siemens el3403:00 philips ecg 6l6gc04:30 matsushita 6ca7スピーカー：tannoy turnberry heアンプ：octave v70seプレーヤー：luxman d-06音楽：ヘンデル The KT88/EL34 combo might be the best- I keep going back and forth between that and running four GT KT88's. The KT90 has a sound somewhere between an EL34 and a KT88 with voltage ratings about equal to a really good KT88. I'm fixing to custom order an amp soon and I was going to get 6L6's installed, since they always have a bright but tight sound attached to them. com to see an average price. I have a SE KT88 in ultra linear amp (~10w) that I built that I think sounds better than my 300B monos. KT66 Sound Signature. If you want to reopen this topic, contact a moderator using the "Report Post" button. Teachers College overmatched against the The Mighty Mites number one. A 6V6 has a slightly different layout. Currently considering Line Magnetic 211IA, Rogue Cronus, Primaluna Dialogue, Mystere ia11, and the Sofia 126-03. ScooterMcTav I know less than I think. Install new output transformers with a more appropriate primary impedance. KT88 circuitry vs. My KT88 Prologue 5-the JJ KT88's sound very good Just short testing of KT88 and EL34 in the same amp. The Chinese seem to be offering several The Gold Lion KT88 sounded MUCH better and a more balanced tube from top to bottom. KT88 vs. EL 34, KT 66 vs. the KT88’s. I too, like aniwolfe, am using KT77 with Cifte tubes in my PL Dialogue Premium which sound wonderful. My passion for the instrument covers a broad spectrum, from the soulful strums of classic rock to the intense riffs of metal The Gold Lion KT88 sounded MUCH better and a more balanced tube from top to bottom. I have used a couple of amps in the video and made cathode c A question about the sound differences between the EL34, 300B and the KT150. It doesn't have the extended highs and lows that a KT88 or KT120 have. EL34 Power Tube. I used to prefer 6550 way back when. KT88's are great for clean tones. KT120 is 51k maximum, might check your rig first. Posted May 18, 2022. EL34's are my favourites - they produce that live, "breathing" tone commonly associated with Marshall amps. Discussion in 'Hi-Fi and General Audio' started by melorib, Apr 25, 2007. But things get more subtle from that point on, and I’ll admit that my knowledge starts to get fuzzy. The KT88 will demand more from your amp, so please check your owner’s manual to make The reason why you're experiencing the KT88 to sound a bit harsh is because the KT88 and EL34's are not 100% interchangeable tubes, yes you can put one in the circuit but they have different pinouts, B+ voltage, bias and An EL34 has just as much low end as a 6L6, 6550, or KT88. KT88 vs 6550 Tubes: The KT88. To me, that sounds more like a 6550/KT88 type tube than an EL34/6CA7. A KT88/6550 is a pentode which is sometimes referred to a beam power tube. KT88을 사용하는 앰프는 . KT 77, and KT 66 vs. Did some searching, and I couldn't find what the info I'm looking for yet. All 3 QR's I've had have WAY more than enough bass response, and the extra headroom and tone of the KT88's are going to make it even more dry and unforgiving feeling. The 6CA7 and KT77 are. I have not tried any of the KT88 you mentioned however, have heard the TS 6550 is a nice tube. The R8 has a switch for changing the KT88's with EL34's. The KT77 is more like an EL34 mid with more bass and top. EL 34 vs. Any thoughts on KT88 vs EL 34 regarding music genre? I listen often to Jazz and female vocals. EL34 - 6550 - KT88 history & 6550 vs. 6550's and KT88 have a more "modern" sound to them. In a way, it contributed to the increased popularity of tube amps. Stramm8 Active member. With the PrimaLuna and the ability to use KT88, EL34. Power vs Preamp - The Cayin reacts to both however I would say that the Power tubes have just went thru testing several amps with el34 / kt88 configurations. Depends on your speaker I suppose, it doesn't say on your profile. Go. MKIII A430/431, 6550/KT88's, 475 plate volts, and 70 ma. The rear panel has the CD/AUX 1/AUX 2/PRE-IN inputs. KT88 vs EL34 - I choose KT88 any day of the week. EL34 are half the cost of 6550. 12AX7/B759 and 12AU7/B749) really makes the X7 shine. A KT88 will draw slightly more heater current than a EL34 and much more than a 6V6. Overall a better choice than modern EL34's. Jul 8, 2017 #18 The wise choice would be to try both for yourself and make up your own mind if you have the opportunity. Thanks guys! Knaggster57 Member. Its just more lively, punchy and dynamic. Any thoughts about KT88 vs 6550 would be appreciated. Tube Types It uses four KT88/EL34 tubes for power, and three 6SN7 and two 6SL7 tubes. They are all basically E-H and Sovtek designs but the ones sporting the famous UK and US brand names are indeed more robust. A really laid back midrange via the KT88's in which it is so easy to hear the stop and start of synth pads on George Michael's The simple answer would be a KT88 will produce more power than an EL34. Now, it you are after that lush, magical midrange, it does exist only in NOS tubes. But I read that the X7 can also be fitted with EL34's if you adjust the bias to 33-35 instead of 50. At the very least they draw more filament current than KT88s. It was at @Rolltide's suggestion that I tried the RFT EL34's. It's a nice balance of the KT88's bass response and the mid magic of the EL34, without the mooshyness of the 34 or the more analytic sound of the 88. The monster power transformer in the TU-8340VK is rated to supply the juice these tubes require. They’re the largest vacuum tubes in their class, letting them handle a lot more voltages before they blow. for both tube types? As I stated in my earlier post, MKII A430/431, EL34's, 460/456 plate volts and 65 ma. The KT88 is more evenly matched across the frequency spectrum than the El34, with more extended and controlled bass and higher-quality treble but less midrange richness. dxmuq rvtfrdu fvx qud mvrehv ncsaxo vshka tvynt wztt ibsp