6Н27П (6N27P) 6GM8, ECC86. Tube 12AT7 or Röhre 12AT7 ID3539, Double Triode, Noval, 9 pin miniature (USA pico-9) B9A and VHF shown. item 4 6072 general electric ge 6072a jan 12ay7 black plate nos tube *etracer* 4 - 6072 general electric ge 6072a jan 12ay7 black plate nos tube *etracer* Head Amps: Cayin HA-1A, Benchmark DAC1, Central Station, SAC Thailand Minute EL34 SE. Going all 4 of one type, versus just replacing the main two tubes, will give full "tube flavor". TELEFUNKEN ECC82 12AU7 SMOOTH PLATE DIAMOND MARK SINGLE TUBE - AT1000 TESTED NOS. Ships from and sold by Tonal Tubes. 5814 is an industrial equivalent number for 12AU7. Oct 27, 2010. Large Image. It belongs to a large family of dual triode vacuum tubes which share the same pinout (EIA 9A), including in particular the very commonly used low-mu 12AU7 and high-mu 12AX7. I have TAD. The purpose of this comparison is simply to provide guitar players with a frame of . Tube Depot carries a selection of 12AY7 / 6072 Pre Amp Vacuum Tubes. 5. 12AT7 - ECC81 Current production and New Old Stock Valves for Tube amps in stock and available now from The Valve Store - Melbourne. 12AY7s have a gain factor around 30 or 40; so you can use a 12AY7 instead of 5751 or 12AX7 but you get a lower gain and, therefore, a reduced amp volume. The 12AU7 is a miniature medium-mu twin triode. 12BH7 Tube is capable of driving plenty of current with low distortion. 1. Hey All, Wondering about finding good production 12AY7 tubes. This was the original tube in the first gain stage of most Fender tweed amps from the mid-'50s on, and those circuits can often sound too ragged and unhinged with a 12AX7 in that socket. 1st Place Tie: Mazda 6189 Silver Plates 3-Mica and 50's Valvo Long Plate Angled Getter. Not as much gain, and in that amp was a very warm sounding tube. Radio tubes are valves. 12AY7 / 6072 / 6072A Dual Triode. All 12AX7 tubes have an amplification factor (μ) of 100 ("high-mu"). "5751 tube is a close equivalent of 12AX7 with slightly reduced gain. 70% gain of a 12ax7 give or take, but way more shine, and way more warmth. It is still unclear to me if putting a 12BH7 into a 12AU7 position is a good idea. What happens when you replace a 12AX7 preamp tube with a compatible tube with lower gain? Steve Hoffman, Jul 6, 2003. 08-21-2007, 07:11 PM #3. The other reason is because I discovered that the russian 6N4P is claimed to be a substitute for the 12AY7 tube and this will be a cheap tube to be used in circuits that are planned for the 12AY7 tube, though, unfortunately, it is hard to have those 6N4P tube, so I was wondering if there are other tubes that can be considered as substitutes. Some of these equivalents can be much quieter, built for piston engine aircraft or field radio use, so they can be well worth a try. Designed along the same lines as the iconic 12AX 7 JJ vacuum tube, the JJ 12AU7 is one of the most heavy . New & NOS pre amp compatible tubes from GE, Electro-Harmonix & other various brands! The 6BX7 has the lowest amplification factor of them with a mu of 10. Makers describe the 12BY7A as a pentode but the construction is as a beam tetrode. This tube has a mu factor of 60, as compared to the higher gain 12AX7 with a factor of 100, and the 12AU7, with a mu of only 20. 12DW7 (gain factor triode 1 = 100 - gain factor triode 2 = 17) Many Thanks for any indication K TDSL (Tube Data Sheet Locator) indicates tubes equivalents. The '12AU7′ Tube. This is actually two valves in one glass envelope. 6072 and 12AY7 tubes are equivalent, and 6005 also has one or more equivalent tube types but I don't know them offhand. 1. Best 12AU7 Tubes - 12AU7 Tube Comparison. It is what is called a 'double triode'. THIS! They have been in use since 1947 - so the Fender Tweed's, Vox's, Supro's, and many other amps up through the modern Marshall DSL100 amps use 12AX7 preamp tubes. 12AT7's have a lower voltage gain than 12AX7's. They have a higher plate current and transconductance, and are commonly used as reverb drivers and phase inverters. At least 12AX7 was a commercial tube, but 12AY7 was found in few products only. There are no Soviet analogs to 12au7, 12at7, 12ay7 or 12ax7. 20. Hi there, I've now listened and analyzed countless 12au7's (and it's equivalents) and thought I'd give my opinion on my current favorites. This came in today, one tube wrapped in a ton of paper in a 4x5x5inch box. The voltage gains are thus -32.2 and -16.1, respectively, depending on which input is used - 12AY7 or 6072. It's commonly used as the phase inverter in some hi-fi amps, Ampeg and Fender amps. Posted on May 5, 2018 by. And cheap as eff. The RCA 5AR4 circuit employs two 12AY7 double triode valves which have the military equivalent 6072A. New-Old-Stock (NOS) tube. The 12AY7 valve versus the 12AX7 (ECC83) valve. It has much higher transconductance, and much lower dynamic plate resistance than a 12AX7. ECC81 is the European equivalent. $119.93. 12AX7 vs 12AT7 vs 12AU7: Differences Explained. Vacuum Tube - 5Z3, Rectifier, Full Wave. All 3 of them share the same octal base. The 12AX7, 12AT7, and 12AU7 all belong to the same family of nine contact, twin triode tubes. The '12AT7′ Tube. The 12BY7A is a 1950s video amplifier output valve designed for boosting wideband TV video signals to a sufficiently high level to be transmitted over a considerable length of cable without loss of quality. But this comes with a low plate resistance of 1300 Ohm. Among the full equivalents for the 12AY7 tube are the 6072, 6072-A, CV2650, and CV3650.Near-equivalents for the other tubes in the 12A*7 are almost too numerous to mention. This tube can be tried in later Marshall amplifiers in the first gain position, where the owner of these amps would like to drop the background noise and lower the gain level to plexi or early 70s vintage gain Here is a list of common 7-pin dual/mini preamp tube gains and their gain-ratios to each other: So, reading the table, the 12AU7 has 0.42 the gain of the 12AY7, and inversely, the 12AY7 has 2.37 the gain of the 12AU7. Yes, any 12AX7 is a good 5751 tube equivalent and vice versa. Tube 12AY7 or Röhre 12AY7 ID5297, Double Triode, Noval, 9 pin miniature (USA pico-9) B9A and Audio Frequency shown. Even rarer was the 6072. Pretty boring as a description goes. The heater is rated for 12.6 volt use and is centre tapped. For more information and enquiries, email sales@phaedrus-audio.com. Other designations & compatible substitutes: 12AY7, 6072A, 12AV7 & 5965 will work in most applications but the plate resistance and Gm figures are different so YYMV. $129.99 per tube! $21.89. 12AY7 is the low noise tube, high gain tube from this family, and even less were made than 12AX7. JJ Electronics 12AU7 / ECC82 Preamp Vacuum Tube. 12AX7 (ECC83) TUNG-SOL. It has 44% of the gain of a 12AX7 with a higher transconductance making it more touch sensitive. Then again, having two difference tube types can be interesting too. Below is our current selection of 12AT7 audio tubes. For less gain, you can substitute with a 12AV7. It was originally designed as a low noise tube and was actually developed… In Stock. 10,590. More. The 12AT7 is a miniature, high-mu twin triode designed for use as a grounded-grid radio-frequency amplifier or as a combined oscillator and mixer at frequencies below approx 300MHz. The latter is described as being for industrial and military applications that are critical as to microphonics and where reliability is paramount, ie a special quality valve. It does draw 50% more heater current than a 12AY7, but for most amps it's no problem if you are swapping one tube. A 12AT7 will work but a good 12AY7 will be best. Clay New Member Thread Starter. The Ultimate 12AX7. Released for public sale under the 12AX7 identifier on September 15, 1947. Source: Benchmark DAC1, PreSonus Central Station. 12AT7 have a gain factor similar to the 5751's but their plate current is ten times . 12AX7 Family Tube Substitution. #2. chrischerm and SandAndGlass like this. Tung-Sol, Electro Harmonix, Mullard, JJ, Genalex Gold Lion, Svetlana, Sovtek. I have a pile of various brands and most sound like ASS! You can use any equivalent tube. The tube is new, tests in the "?" zone (between Replace and Good) for both sections on two different tube testers, but audibly performs fairly well. All you're doing with a 12AY7 in those cases is lowering the volume of the amp. Call: 04 210 477 48 / 03 983 08 220. RCA 12ay7. 6Н23П (6N23P) 6DJ8, ECC88. Los Angeles CA, USA. However, in reality there are comparative gain differences among 12AX7s. In general, if you find your amp distorting too much, try moving to a lower-gain tube. This makes 5751 a better choice for many high linearity low distortion audio circuit. We will take a look at why you might, or might not, want to swap out these different types of tubes. It is a much quieter sounding tube as far as tube noise is concerned. In an amp's preamp section, you will usually find anywhere between 1 to 6 preamp tubes depending on the design. One of the most common problems associated with a tube amplifier is replacing a faulty tube. 12AT7 / ECC81. vs 44, Class A) Please advise, revise. This may sound unexpected, but really, the best place to read about tubes, is such a boring document like a data sheet, and not forum babble . The 12AX7 The 12AX7 is […] Typically these tubes will be a 12AX7, however you will also commonly find tubes such as 12AT7, 12AU7, 12AY7 or 5751, or even a combination of these such as in a Fender Deluxe which has both a 12AY7 and a 12AX7. TYPE: 6072M (12AY7 ) B9A LOW-NOISE AUDIO TRIODE he Phædrus Audio 6072M is designed as a upgrade replacement for the 6072 (and 12AY7) tubes used in a variety of vintage and contemporary microphones: see technical specification below. 12AY7 RCA (HB3) tt 12AY7.pdf (116812 bytes) 12AY7 Tung-Sol tt 12AY7.pdf (146845 bytes) 12AY7 : General Electric tt 12AY7.pdf (443423 bytes) 12AY7 RCA (RC30) tt 12AB5.pdf (630827 bytes) 12AYP4 Hitachi CRB 12AYP4.pdf (122939 bytes) 12AZ7 RCA tt That V2 preamp tube is getting slammed so hard so early that it hits saturation early. Radio tubes are valves. Only 4 left in stock - order soon. 12AY7 / 6072. 12AY7's will allow for a cleaner tone and a bigger sweep of the gain and volume controls on your amp. Always tested, matched & guaranteed. The choice of tube is dependent on ones taste and also the circuit it's in. 5F6A major components: First tube the 12AY7/6072 preamp or the 12AX7 or 5751 voltage amp, Second and third tubes are 12AX7 drivers. Wikipedia. The tube is quite pokey and sections can even be connected in . Most companies changed over to the 12AX7 as it became more common. In this post, we are going to look at one of these confusing examples: ECC82 and 12AU7 tubes. $12.95. The thing to remember when picking one for your amplifier is… the right tube is relative. If the amp sounds weak, try a higher gain . FREE Shipping. Big, warm, and musical. But what are the differences? The lower gain of the 12AT7 and 12AU7 also allows them to have a higher headroom, which can provide a warmer . 12AY7 tubes were frequently used as the first preamp tube in most Tweed-Era Fender amplifiers. Now there is an exception, the 5751 was designed to have a mu of 70, and a plate resistance identical to a AX, the 5751 tube was specifically designed to be a lower-gain, plug-in replacement for the 12AX7. JJ Electronics 12AU7/ECC 82 Preamp Vacuum Tube (Editor's Choice) The JJ Electronics 12AU7 preamp vacuum tube is the North American counterpart of the versatile European ECC 82 preamp tube. The 12AY7 valve (also known as the 6072) is a 9-pin tube. 5751 (gain factor 70) may be 6SL7 ? Other equivalent part numbers are ECC81, 6201, CV4024, and CV455. Tele-Holic. * 12AT7 - ECC81, 6201, 6679, 6060 12AY7 - 6072 12AV7 - 5965 12AU7 - ECC82, 5963, 5814, 6189. A mullard 12AX7 is smooth and yummy and a sovtek is dark and brittle on the top end. It's not as simple as lowering the volume - by changing the relati. The 5Z3 is designed for service as a power rectifier in AC operated receivers which require high currents. Be sure to look for reviews by our customers and the Best Seller marker. This tube is the best goddamn clean tone pre-tube you can get. These are all pin compatible with one another, the only differences being the gain factor of each tube. The discussion of preamp tubes is often dominated by the much more popular 12AX7/ECC83 variants, but the disparity between various 12AY7s seems even more drastic. Also known by US military identifier VT-145. Most companies changed over to the 12AX7 as it became more common. 12AX7. The 12AV7 is akin to a lower-mu 12AT7. equivalent was the RUBY 12ax7-C5 (it needs to be the HG+ which is screened for microphonics) All of this info is predicated on the fact that Setzer's tech, Rich Modica was trying to get more twang and gritchy clip from setzers amps for a more aggressive sound from the normal Channel of a 1963 Fender Blonde Bassman 6G6-B model's NORMAL channel. DOUBLE TRIODE 5751 can be used in most 12AX7 circuits to achieve more headroom. This tube is closest in specification to a 12AX7 and can be exchanged with a slight drop in gain. Share Reply Quote 27th October 2013 ANSWER - You can substitute a 12AX7 for a 12AT7, 12AU7, 12AY7, 5751 or a 7025. Joined Sep 1, 2002 Vacuum tube that is a miniature dual-triode 6AV6 with high voltage gain. This item: Electro-Harmonix 12AY7 EH / 6072A Vacuum Tube. I'm looking for octal equivalents of this noval tubes 12AX7 (gain factor 100) may be 6SQ7 ? The biggest difference between these power tubes is the amount of gain they will provide. 6SN7 is a 6v equivalent of a 12AU7 (Amplification Factor 20 vs 20, Class A) 6SL7 is a 6V equivalent of a 12AX7 (Amplification Factor 70 vs 100, Class A) What is the 6S?7 drop in equivalent of a 12AY7 (Amplification Factor ? The 12AU7 (Fig 1) is a […] This is largely because there are many different types available, and many have multiple names. What tubes can you substitute or replace for a 12AX7? Was: New Gain Matched Octet (8 pieces) Psvane 12AU7-S ECC82 Art Series Vacuum Tubes The Psvane 12AU7-S is part of their new Art Series from Psvane. 5751 tube also works great in guitar amps in place of 12AX7 to tame the gain." Low-noise Tube for Best Clean Tone! Location: Saratoga, CA. Was: $199.88. Thanks for the links. 6Н23П-ЕВ (6N23P-EV) 6922. #3. The much loved 12AU7-T MKII has been upgraded with better materials to improve the sound. The 6679 tube was originally manufactured for mobile communication and maintain output even with variations of filament voltage. This gold pin Slovakian tube takes the characteristics of the plain pin 12AX7/ECC83 version and boosts them up a notch. B9A base. Similar to 6CG7, 12AU7, ECC82. A.F. The 12AY7 amplification factor is estimated to be 49.1 and the plate resistance is equal to 29.9k. Clay New Member Thread Starter. The Electro-Harmonix 12AY7EH/6072A is another tube that is useful in lowering the gain of an amplifier. And milspec so they'll last a lifetime. The 12AY7 and 6072 are the tube designations for a dual triode with medium gain that shares the same pin-out configuration as the 12AX7 and its variants. JJ Electronic - Vacuum tubes, Capacitors, Amplifiers. One of the best sounding 12ay7 you can get! 12BH7 vacuum tube is a medium mu dual triode. The 12AX7 family of dual-triode preamp tubes consists of the 12AX7, 5751, 12AT7, 12AY7, 12AV7 & 12AU7. The most common preamp tube for tube guitar amplifiers is the 12AX7. JJ, ELECTRO HARMONIX, ELECTRO HARMONIX GOLD in stock. It depends on a lot of things.Gain is just the start. Steve Hoffman, Jul 6, 2003. Free shipping. Ideally, every 12AX7 should yield the same gain when placed in the same circuit. To put it differently, the 12AY7 can often replace a 12AX7 in your amplifier and give you a rich, warm tone with lower gain than a 12AX7. The GE clear top 5965 is a terrific tube in the 12AV7 family, but they can be a bit microphonic. 12BH7. or Best Offer. High Gain, ultra-low microphonics, and superb linearity with a dynamic 3-D sound. This was the original tube in the first gain stage of most Fender tweed amps from the mid-'50s on, and those circuits can often sound too ragged and unhinged with a 12AX7 in that socket. 955 The first section of the table lists 4 digit and European types sorted in numerical and alphabetical order with USA type designations in the second column. RCA NOS 12AY7. The 12AY7 is a double triode designed for low level audio amplifier stages the equivalent 6072A is also marked on the glass. The 12AX7 has a gain factor of 100, while the 12AT7 has 60. Share Mar 7, 2004 at 8:55 AM Post #3 of 7 ServinginEcuador Founder of the Head-Fi Pay-to-Post Program. This gold pin Russian tube is very similar to the plain pin version. #2. chrischerm and SandAndGlass like this. Favorite Tubes 12au7. They differ in amplification factor, transconductance and plate resistance. A new production 12AY7 can be dark sounding and an NOS GE 12AY7 can be nice and chimey. This tube finds use as a phase-inverter/splitter in push-pull amplifier circuits in ac/dc radio equipment and in many diversified applications such as multivibrators or oscillators in industrial control devices. 12AY7's have less gain than a 12AX7, 5751, and 12AT7, but more than a 12AU7. This makes it ideal as a driver for power tubes in modern tube audio amplifiers. The 12AU7 has the smallest, at just 20. 12BH7 was designed as a driver in TV sets. This Chinese made Genalex offers a pleasant top-end chime and a leaner tone overall than the gold pin B759 version. Rolling the front two tubes makes the most difference, but the rear tubes (cathode followers) still do impart a sound, moreso than I had thought in the past. These tubes have square getters and all three have the date code of "6122" which equates to the 22nd week of 1961. item 3 6072 ge black plate 3 mica vintage tube 12ay7 nos nib *etracer* 3 - 6072 ge black plate 3 mica vintage tube 12ay7 nos nib *etracer* $188.99 +$7.99 shipping. ANSWER - The 7025 vacuum tube is basically a 12AX7 with Lower microphonics and Lower Hum. 5814 is an industrial equivalent number for 12AU7. No measurements are currently available for . There are many other tubes that can be used with the TORPEDO III! But look at the gain channel of the Mesa F50 and his description is right on - there is almost no "edge of breakup" on that channel. 12AX7 - ECC83, 7025, ECC803, E83CC, 6681 (YOU SHOULD NOT USE THIS TUBE IN A RAVEN AUDIO AVIAN SERIES INTEGRATED!) 12AT7 (gain factor 60) 12AY7 (gain factor 45) 12AV7 (gain factor 41) 12AU7 (gain factor 19) may be 6SJ7 (19) - 6SN7 (20) - 6SR7 (16) ? 6Н24П (6N24P) 6FC7, ECC89. The 12AY7 will push your amp's front-end the least of the four, but in many cases that's exactly what you want. Re: 12AX7 vs. 12AY7 vs. 12AV7's in Tweed Champ: what changes in tone? Now:$389.06. Here is a list of common 7-pin dual/mini preamp tube gains and their gain-ratios to each other: Gain Ratio Relative to Tube Gain 12AU7 12AV7 12AY7 12AT7 5751 12AX7 12AU7 19 1.00 0.46 0.42 0.32 0.27 0.19 010 Vacuum Tube Microphone Pre-Amplifier RCA 5AR4 (12AY7) Here we have our audio service technician taking you through a voltage amplifier. The 6BX7 belongs to a family of 3 medium mu double triodes along with the 6SN7 and 6BL7. A trio of 6679 12AT7 tubes manufactured by RCA. I've never used a 12AV7, but did use a 12AY7 (or the equivalent 6072) in the Bassman RI I had. I bought it to replace an equally questionable 12ay7 tube. 12BH7 12BH7A 7032 - Nine pin medium MU twin triode. What about 12AX7 vs 5751 vs 12AY7 vs 12AT7? This tube is closest in specification to a 12AX7 and can be exchanged with a slight drop in gain. We do not recommend 12AT7's as a 12AX7 substitution. Tube Cross Reference. Location: Saratoga, CA. Headphones: K1000 (both early and late versions), Hifiman HE-560, HD 595. V1 and/or V2 positions. Los Angeles CA, USA. Swapping out the 12AY7 tube with a higher gain tube, such as a 5751 or a 12AX7 or a 12AT7 will increase the gain of this preamp. Browse our vast selection of NOS & New Production 12AY7 / 6072A vacuum tubes. All Russian 12BH7 valves ship MAXIMATCHER tested. In many cases, these tubes are interchangeable and can easily be swapped. A common substitution is to replace a 12AX7 with a 5751 or a 12AY7 to tame a preamp that tends to overdrive . The ratings and electrical characteristics are identical to the 5U4G and the 5X4. 12AX7 Tung-Sol specifications (PDF) Its just a great upgrade, i have one in the v1 of my marshall 6100lm. 12AX7 Comparison of Current Made Tubes. They are equivalent to a 12AT7 tubes. The 12AV7 has similar mu to a 12AY7/6072, but is tonally somewhat different. The 12AY7 will push your amp's front-end the least of the four, but in many cases that's exactly what you want. Sometimes I used a 5751 which also worked well in that amp. This tube can be tried in later Marshall amplifiers in the first gain position, where the owner of these amps would like to drop the background noise and lower the gain level to plexi or early 70s vintage gain Same goes for Twins etc. You can give them a try, but if you don't like a 12AT7 subbed in whatever position you try, you will probably not like the 12AV7. 12BH7A tube with suffix 'A' has a controlled heater warm-up for use in a series filament circuit. It just won't do it. In other words, the same tube. Preamp tubes are cathode-biased (well, after the '50's anyway) but a big jump in plate resistance will put the tube out of bias range. $129.99. In other words, the same tube. 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El34 SE tonally somewhat different 1st Place Tie: Mazda 6189 Silver Plates 3-Mica and 50 #! A warmer //www.gretsch-talk.com/threads/ruby-12ax7.53718/page-2 '' > VinylSavor: tube of the Month: the 6BX7 belongs to a of... They & # x27 ; double triode valves which have the military equivalent 6072A 12AT7 instead of a 12AX7 going... Third tubes are interchangeable and can easily be swapped from GE, Electro-Harmonix & amp ; pre! Placed in the V1 of my marshall 6100lm distortion audio circuit going to look for reviews by our and. One another, the only differences being the gain of a 12AX7 give or take, more... A 12AV7 the First preamp tube gain Factors and substitution Chart... /a! Chinese Made Genalex offers a pleasant top-end chime and a leaner tone overall than the gold pin tube. Tube as far as tube noise is concerned also allows them to have a gain factor )... 44 % of the plain pin 12AX7/ECC83 version and boosts 12ay7 tube equivalent up a notch can. To me if putting a 12bh7 into a 12AU7 position is a 9-pin tube early late... Yield the same octal base clear top 5965 is a much quieter sounding tube as far as tube is. Factor ( μ ) of 100 ( & quot ; high-mu & quot ; 5751 tube top end Cayin! The GE clear top 5965 is a miniature dual-triode 6AV6 with high voltage gain is smooth and and. B759 version octal base your Favorite 12AY7 or 12AU7 in V1 instead of 12AY7 in Deluxe! Look for reviews by our customers and the 5X4 12AY7 or 12AX7 DCT-1... Was a commercial tube, the only differences being the gain of a 12AX7 & amp ; 12AU7 top.... The smallest, at just 20 12AX7 has a gain factor of 100, while the 12AT7 has.!: //www.reddit.com/r/Guitar/comments/1a3e04/preamp_tubes_12ax7_12au7_12ay7_clean_tone/ '' > 12AX7 ( ECC83 ) tung-sol has a gain factor similar to 5U4G! 5Z3 is 12ay7 tube equivalent for service as a pentode but the construction is as a driver power. > 10,590 low plate resistance of 1300 Ohm a power rectifier in AC operated receivers which require currents! Higher transconductance, and CV455 ( reviews & amp ; Buying Guide - 2022 <... Is What is the Best goddamn clean tone pleasant top-end chime and a leaner overall! @ the valve Museum < /a > Now: $ 389.06 amp weak. The lowest amplification factor of them share the same octal base gain they will provide for service as a but. Tube Rolling for DCT-1 amp head amps: Cayin HA-1A, Benchmark DAC1 Central... Can i swap a 12AX7, 5751 or a 7025 i bought it to replace a 12AX7 with reduced! As a beam tetrode centre tapped ( tube Data Sheet Locator ) indicates tubes equivalents in general, if find. Gain factor of each tube a very warm sounding tube as far as tube noise concerned... 50 & # x27 ; s not as simple as lowering the -! Far as tube noise is concerned compatible tubes from GE, Electro-Harmonix & amp 12AU7... ( ECC83 ) tung-sol to provide Guitar players with a higher headroom, which can a! '' > tube Cross Reference post # 3 of 7 ServinginEcuador Founder of the amp /a > 1 re with! Mullard 12AX7 is smooth and yummy and a leaner tone overall than gold... Can be used in most 12AX7 circuits to achieve more headroom > tube Cross Reference 6201, CV4024, 12AT7. Used - 12AY7 or 12AU7, every 12AX7 should yield the same circuit vs..., sovtek tubes equivalents HD 595 to tame a preamp that tends to.! If the amp sounds weak, try moving to a family of dual-triode tubes! 12Ay7... clean tone pre-tube you can get one in the same circuit 27th October <. Are thus -32.2 and -16.1, respectively, depending on which input is used - 12AY7 or 12AX7 70 gain. S commonly used as the First preamp tube with lower microphonics and Hum... To overdrive ) may be 6SL7 for more information and enquiries, email @. Driver in TV sets that V2 preamp tube with a mu of.. Sheet Locator ) indicates tubes equivalents originally manufactured for mobile communication and maintain output even with variations of filament.!, you can use any equivalent tube //sonoboom.com/best-5751-tube/ '' > JJ Electronic - 5751 < /a 12AX7! 12Au7, 12AY7 or 6072 has much higher transconductance, and in that amp was 12ay7 tube equivalent very warm sounding.. But 12AY7 was found in few products only Cross Reference tame a preamp tends. Volume - by changing the relati use and is centre tapped double triode & x27! Used - 12AY7 or 12AU7 in V1 instead of 12AY7 in Tweed Deluxe a preamp that tends to.!
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