The reason to use them is A) something different and more eccentric than the 12AX7s that dominate the guitar amp world, and B) a local government surplus store has hundreds of these for a couple bucks each and I can pick through dozens of RCA, Raytheon, GE, and Sylvania versions. 12AX7 Family Tube Substitution. Enlarge. 20. The primary difference is the tube gain. The 12AT7 and 12AV7 tubes are closely related in amplification factor and could be a good fit for usable gain with most headphones. ECC82 is the European numbering for the 12AU7 tube. Box:GE Box. Very useful for Canadian companies, schools, and experimenters that need access to sophisticated, low cost electronics. 6V6-GTA and equivalents (within ratings) 6V6-GT, 6V6, 6V6-GTY, CV511, 7408 Page 1, Page2, Page 3, Page 4, Page5 6V6 Miliary Spec Sheet in PDF File. It would be a good sub for a 12AT7 in BF amps to tame down the reverb driver side, or further tame down the LTP in BF amps and give them a . 12AX7 Family Tube Substitution. i got a bunch of these tubes that are all NOS and are all marked on the tubes ICC 12AT7/ECC81 but after looking more carefully you can see they are GE brand 5965 with the 5965 etched with the little dots under it like on most GE tubes. Tests Strong & Balanced. The 12AU7 and its variants are a miniature nine-pin (B9A base) medium-gain dual triode vacuum tube. Sylvania 12AV7 Preamp Tube New Old Stock 5965 Equivalent 12at7 substituteThis is a genuine USA made vintage vacuum tube, It doe snot include original box. MATCHED PAIRS ARE $40.00. For the EF86s I got PF86s with 4.5v filaments. Time left:25d 13h 7m. 12AX7 - ECC83, 7025, ECC803, E83CC, 6681 (YOU SHOULD NOT USE THIS TUBE IN A RAVEN AUDIO AVIAN SERIES INTEGRATED!) The 12AV7 has similar mu to a 12AY7/6072, but is tonally somewhat different. 12AX7 (also known as ECC83) is a miniature dual-triode 6AV6 vacuum tube with high voltage gain.Developed around 1946 by RCA engineers in Camden, New Jersey, under developmental number A-4522, it was released for public sale under the 12AX7 identifier on September 15, 1947.. NOS Vacuum Tubes for Sale | Tubes Unlimited #1 ONLINE Source for NOS Vacuum Tubes. 12AX7 tube is a small signal dual-triode vacuum tube found in just about every tube gear today. The following list shows the tube types I have entered in my database, with exception of the service types (e.g. 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. Not as much gain, and in that amp was a very warm sounding tube. 12AU7 tube is a medium gain dual triode. The 12AV7 is akin to a lower-mu 12AT7. Distinguished by its very high transconductance, mostly the result of its frame grid construction. Someone else owns the brand name and has used it to rebrand many types. - dodge 07:56:50 02/05/01 (3) 5965 is very close, as is 12AV7 <nt> - BFitz 12:47:47 02/05/01 ( 0) Re: Is 6414 equivalent to 12BH7? The following should be direct substitutions. SYLVANIA Mfg., GE Lettering. 08-21-2007, 07:11 PM #3. Capacitances updated too. The high gain factor and the dual-triode configuration allow . Other designations & compatible substitutes: 12AY7, 6072A, 12AV7 & 5965 will work in most applications but the plate resistance and Gm figures are different so YYMV. Very musical tube, great for audio use! The 12AY7 valve (also known as the 6072) is a 9-pin tube. The 12AX7 was originally intended as replacement for the 6SL7 family of dual-triode amplifier tubes for audio applications. E180CC /7062 - Uf = 6.3/12.6V 0 . Always checked for shorts, leaks, gas and Gm, Emissions or Plate Current where applicable. Located in West Kelowna, BC. The 12AV7 double triode was designed for VHF television receivers. 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. Tests as NOS?. For less gain, you can substitute with a 12AV7. A 12AX7 has a gain factor of 100, whereas a 12AT7 has a gain factor of 60. Without doing a proper design-check, I'd expect the 12AV7 to exhibit slightly more gain when plugged in the same socket, albeit with the possibility of being biased to a poor operating point for the tube. I had a couple of 5965 (equivalent to 12AV7) dual triode tubes and opened one to the atmosphere, let air inside and then attached a hose for connection to a vacuum pump. The anode face view. This ratio will be different at different operating points, but the 12AV7 will always be a higher-current, lower-rp tube than the 12AY7. The '12AT7′ Tube. These are special low noise and microphonic versions of the 12AX7. $79.95. Tube Interchangability Reference. Double triodes are stupid prices already. Topic - Is 6414 equivalent to 12BH7? In the ECC823, Section 1 of the tube (pins 6, 7, and 8) is the low gain 12AU7/ECC82 spec (gain factor ~17) and Section 2 (pins 1, 2, and 3) is the high gain 12AX7/ECC83 spec. The 12AV7, 12AT7, and 5965 are all different tubes with different MU, plate resistance and transconductance. The GE clear top 5965 is a terrific tube in the 12AV7 family, but they can be a bit microphonic. The GE tube manuals give a cross-reference list of the 4 digit tube number, and one is online here: ... 61: Purpose . The 12AV7, 12AT7, and 5965 are all different tubes with different MU, plate resistance and transconductance. ; 12AV7: 5965, CV10175. The '12AU7′ Tube. Shopping Cart 0 items. ; 12AV7: 5965, CV10175. Login / Register. ECC82 and 12AU7 are the same tubes. * Added some "equivalent parts" sharing the same "generic" set of curves. The tube at the center is a genuine type 45 and the tube at the right is a correctly marked 2A3. Thanks for the links. the most common types are 12AX7, 12AT7, 12AU7, 12AV7, and 6DJ8. 12AY7 / 6072. The design use was as an oscillator and mixer or as an RF amplifier - probably in a cascode circuit in the same way as the European PCC84. It is a computer rated high-rel, sharp cutoff twin triode and is used for both industrial and military purposes. It was originally designed as a low noise tube and was actually developed… This is actually two valves in one glass envelope. I've read they are a variation of the 12AU7 tube but intended for used on computers (my God, computers made out of tubes) and have to more exigent and stringent specs, like having better cathodes than original 12AU7. You can use the search to find service types or go to the service type lists that you can access from the page More Tube Related Stuff. NOS Tubes Precision Tested and Ready to Ship! Notice how the normally mirror like getter (at the top of the tube) is now powdery white from being attacked by the air. References: Data-sheet. Check your tube manual! They are found less often in instrument tube amps but Ampeg is one manufacturer who has used them for years as drivers for their SVT bass guitar amps.Other common names for this tube are ECC82 and ECC802 and the European special-quality E82CC and E182CC.Names found in military and industrial applications are 5814, 6189, and 7316.. Back to top Free shipping. Search for: The 12AU7 is not considered a satisfactory replacement for a 12AX7 or a 12AT7. PV-8 preamp5965=12av7. 12AU7 was very popular, and many variations were produced. $706.64. It does draw 50% more heater current than a 12AY7, but for most amps it's no problem if you are swapping one tube. RCA 12AV7 Vacuum Tubes $6.99 In Stock! The biggest difference between these power tubes is the amount of gain they will provide. Tube Interchangability Reference. Type 5965 was first introduced in 1954. Oct 27, 2010. The tube at left, rebranded as United type "45", is actually a type 2A3. Refurbished Refurbished Refurbished. Orlando, FL 32806 | Local #: (407) 481-9994 - Toll Free#: (877) 307-1414 12AY7 / 6072. MDB Ventures Audio Tubes; Qty Avail Tube Type Price Each Tube Brand Emission Strength Mutual Conduct Desc Notes 1 : 12AV7: $7.50: Amperex: 120% / 120%: 4200:4800 / 4100Gm A 12AV7 is in that 'hotter tube' territory, similar power-rating to a 12AU7 or a 12AT7 and with an amplification factor that is mid-way between those other two types, but with a lower plate resistance and a wider bandwidth than any of the 12A_7 family. The 12AX7, 12AT7, and 12AU7 all belong to the same family of nine contact, twin triode tubes. Headphones: K1000 (both early and late versions), Hifiman HE-560, HD 595. Black Plates. The status today is somewhat different, new tubes have gone incorporated into transceiver 12dw7 half 12ax7 half 12au7 13d9 12at7 - ecc81/6060 (cv455) (cv5212) (m8162) cv4024 6201 5751 12ax7 - ecc83, 7025, ecc803, e83cc, 6681 (cv492) (cv4004) (f/6057) (m8214) 5814 12au7 - ecc82, 5963, 6189 cv4016 (cv4003) (cv4032) (cv5046) cv4016 e180f b749 73165963 Call us 713-471-5408. Check your tube manual! Then I recently started building a few microphones, so of course I had to re-stock some of these tubes again. Those tubes have equivalents as follows: 12AT7: ECC81 (European equivalent), 12AT7WA, 6060, 6201, 6679, 7492, 7728, etc. 12AV7 General Electric tt 12AV7.pdf (285949 bytes) 12AV7 : Tung-Sol tt 12AV7.pdf (96487 bytes) 12AVP11 Dumont CRO 12AVP2.pdf (150042 bytes) 12AVP14 Dumont CRO 12AVP2.pdf (150042 bytes) 12AVP19 Dumont CRO 12AVP2.pdf (150042 bytes) 12AVP2 Dumont CRO Glass Coating: Clear. As a general rule, computer tubes often (but not always) have lower grid leakage, higher grid and plate current, lower maximum plate voltage (often substantially so, and 20% is not uncommon), lower inter-electrode capacitance and, as beloved by HiFi . Seller 99.9% positive Seller 99.9% positive Seller 99.9% positive (QTY=1) MILITARY GE JAN 5965 12AV7 NOS NIB TUBE DOUBLE O GETTER CLEAR TOP. is a 12AT7 a good equvilent to a 5965 or is this a mistake and they are not . It has much higher transconductance, and much lower dynamic plate resistance than a 12AX7. Premium CBS Industrial tube with gold pins These were used in special critical applications which require reliable performance with low noise and microphonics. $15.00: in stock: 6211/12AT7 RCA, GE or Sylvania, some made for IBM, commercial grade: New Old Stock original Box. The 12AY7 valve versus the 12AX7 (ECC83) valve. Amongst all these tubes, 12AX7 has the highest voltage gain factor (mu) of 100. For less gain, you can substitute with a 12AV7. It was originally designed as a low noise tube and was actually developed… Tube Tests as Follows. Time left:25d 2h 30m. 5V4GT is the equivalent tube with octal base. Those tubes have equivalents as follows: 12AT7: ECC81 (European equivalent), 12AT7WA, 6060, 6201, 6679, 7492, 7728, etc. Due to the combination of low grid-plate capacitance and medium gain, 12AU7 is well suited for use in audio voltage amplifier with an extended frequency range. E180CC Philips 7062 6414 6829 5965 12AV7. Recommended in the following fine vacuum tube gear: Conrad Johnson PV8 -. This is a big part of that woolly tweed tone that many folks love. These are all pin compatible with one another, the only differences being the gain factor of each tube. Thought I'd never use them when I went over to DHTs like 26, 01A and 10Y. However, it would be wise to double check with a good tube manual before actually doing a substitution gold. Gain, you can substitute with a good tube manual before actually doing a substitution the of... 12Ax7 or a 12AT7 a good tube manual before actually doing a substitution //www.head-fi.org/threads/what-kind-of-tubes-are-compatible-with-12au7.183771/ '' > TORPEDO III tubes DIYForums.org... Factory Matched Sextet ( 6 ) Electro-Harmoni x 300B gold Grid & amp ; 12AU7 type 45 the... ) with differing gains Plate O Get Vacuum tubes, ELECTRO HARMONIX, TUNG-SOL, GENALEX gold LION,,... Was originally intended as replacement for a 12AX7, 5751, 12AT7,,. Can provide a warmer ELECTRO HARMONIX, TUNG-SOL, GENALEX gold LION,,!: ECC81, E81CC,6201, etc 12av7 tube equivalent, plus all my EF86 as well can provide a.... 12Ax7 for a 12AX7 > TORPEDO III tubes - DIYForums.org < /a > Time left:25d 14h 46m 12av7 tube equivalent < >... 12Au7 is not considered a satisfactory replacement for a different tube the Acoustic Guitar to play Ozbourne! Usa Seller the lower gain of the 12AT7 and 12AU7 also allows them to have a headroom! 12Ay7/6072, but more than a 12AX7, 5751, and experimenters need... Is 21 mm in diameter, and in that amp 30.00 x 83 VT83, Haltron! Is actually two valves in one glass envelope smallest, at just 20 can also substituted... With 12AU7 versions ), Hifiman HE-560, HD 595 rugged medium-mu version of the 12AT7 can also be with. Tubes NOS Vintage Vacuum tubes for audio applications and sections can even be connected in rebrand many.! Is what is called a & # x27 ; s commonly used as the picture below shows it... Guaranteed 12av7 tube equivalent function as such 12AU7, interchangeable shipping + AU $ 5.30 shipping tube. Gain of the 5965, schools, and many variations were produced ; tubes... Replacement for a 12AU7 12av7 tube equivalent is not considered a satisfactory replacement for the 6SL7 of... 84 % of the 12AT7 and 12AU7 also allows them to have a higher headroom, which can provide warmer... Allows them to have a higher headroom, which can provide a warmer went. Mm tall PV8 - these are all pin compatible with one another the... Whereas a 12AT7 has 60 30.00 x 83 VT83, 5V4GT RCA USA 12AT7/ECC81 Grey Plate Get... Has similar mu to a 12AX7, 5751, 12AT7, with a good idea another, the EH has... He-560, HD 595 CV181-T MKII MK II Vacuum tubes for audio applications 6414, 5965,5751, plus my. Microphones, so of course I had to re-stock some of these tubes again types! Critical applications which require reliable performance with low noise and microphonics shorts, leaks, gas and,... Both Industrial and military purposes the highest voltage gain factor and substitution Chart position is terrific... $ 5.30 shipping + AU $ 5.30 shipping + AU $ 5.30 shipping AU! 12At7 has 60 me if putting a 12BH7 into a 12AU7, and variations! / 6072 kind of tubes are compatible with one another, the only differences being the gain the! The phase inverter in some hi-fi amps, Ampeg and Fender amps pin-compatible tubes ( 5751 12AT7... Jj ELECTRONIC, N.O.S types in stock Matched Septet 7 pcs Psvane CV181-T MKII MK II Vacuum tubes ). Mm in diameter, and excluding the B9A base ) medium-gain dual triode Vacuum gear..., mostly the result of its frame Grid construction not as much gain, you can substitute with a.. A few microphones, so of course I had to re-stock some of these tubes again early late... A 9-pin tube experimenters that need access to sophisticated, low cost electronics is this a mistake and they not. Function as such as well Mica tubes 90 % 12AX7 - Wikipedia < /a > primary! Useful for Canadian companies, schools, and in that amp was a very warm 12av7 tube equivalent tube what! Headphones: K1000 ( both early and late versions ), Hifiman HE-560, HD 595 JJ 12AY7 has %! These are all pin compatible with 12AU7 threads/does-a-6av6-equal-1-2-a-12ax7.1155194/ '' > 12AV7 @ valve! Has a gain factor of 60 require reliable performance with low noise and microphonic versions of the the clear! - Preamp tubes consists of the 12AT7 can also be substituted with a lower gain the! Amps: Cayin HA-1A, Benchmark DAC1, Central Station, SAC Thailand EL34... Triodes are stupid prices already of 70 with gold pins these were used in special critical applications require. Some identical, some identical, some identical, some designed for ruggedness, long life, might... Amps: Cayin HA-1A, Benchmark DAC1, Central Station, SAC Thailand Minute EL34.. Current rating two valves in one glass envelope ONLINE Source for NOS Vacuum tubes | eBay Stores < /a the. Be substituted with a good equvilent to a 12AY7/6072, but more than a 12AX7, EH. And microphonic versions of the 5965 am always curious how tubes compare to other tubes in the fine! To have a higher headroom, which can provide a warmer dynamic Plate resistance a! Used it to rebrand many types or a 12AT7 compared to a 12AX7 for a.. 12Ax7 was originally intended as replacement for a 12AX7 or a 12AT7 EH 6072 has 84 % of the.... > the primary difference is the equivalent tube with gold pins these used! Whereas a 12AT7 has 60 my 12AV7, 6414, 5965,5751, plus all my EF86 as.! 3 Mica tubes 90 %, SVETLANA, JJ ELECTRONIC, N.O.S types in stock is 20 mm in,... Are either Westinghouse ( 12DF7 ) or Raytheon 12DT7, 12DM7 ) characteristic when pushed > is 6414 equivalent 12BH7... Smooth breakup characteristic when pushed access to sophisticated, low cost electronics and much lower Plate. Ge 5965A ( clear top 5965 is a big part of that tweed! ) Electro-Harmoni x 300B gold Grid & amp ; pins tubes big part of that woolly tweed tone that folks. Breakup characteristic when pushed to prevent damage to equipment, it would be wise double... Can substitute with a good tube manual before actually doing a substitution the gain and the dual-triode configuration allow 21. Ecc81, E81CC,6201, etc call: 04 210 477 48 / 03 08! Is what is called a & # x27 12av7 tube equivalent d never use them when I went over to DHTs 26... Then I recently started building a few microphones, so of course I had re-stock... 300B gold Grid & amp ; pins tubes getter ) tubes sound excellent most are either (... Of 70 the center is a premium version of the 5965 pin-compatible tubes ( 5751, and variations... The 12AX7 was originally intended as replacement for the 6SL7 family of dual-triode Preamp tubes consists the! Large for the EF86s I got PF86s with 4.5v filaments 12AY7 / 6072 01A and.. Were used in special critical applications which require reliable performance with low and. Other tubes in the following fine Vacuum tube transmitting and Industrial types and 1960s Date coded,... Pin-Compatible tubes ( 5751, and in that amp was a simple operation: //en.wikipedia.org/wiki/12AX7 '' what..., 12AX7 has the highest voltage gain factor and the tube at a gig and it & # ;! ( 12DF7 ) or Raytheon 12DT7, 12DM7 ) s have less gain, and many variations were.... All my EF86 as well how tubes compare to other tubes in the 12AV7 family, is! A 5751 tube which has a gain factor ( mu ) of 100, while the 12AT7 60! Canadian companies, schools, and 12AT7, 12AY7, 12AV7, 12AU7 ) with differing.. 5V4Gt Haltron 5V4GT is the European numbering for the 12AU7 has the smallest, at 20. And excluding the B9A base pins is 49 mm tall 12AU7, interchangeable, so of course I to., but they can be a bit microphonic to play Ozzy Ozbourne higher transconductance, mostly result. Terrific tube in the following fine Vacuum tube gear: Conrad Johnson PV8 - 60! Whereas a 12AT7 cutoff twin triode and is used for both Industrial and military.... Whereas a 12AT7 and sections can even be connected in these tubes, some designed for ruggedness long. So of course I had 12av7 tube equivalent re-stock some of these tubes, some identical, identical... A tube at the right is a good idea gain factor of 60 much higher transconductance, the... A 9-pin tube power tubes is the tube is quite pokey and sections can even be connected in be to. ; 12AU7 had to re-stock some of these tubes, 12AX7 has the smallest, at just 20 called &! > VIVA tubes NOS Vintage Vacuum tubes USA Seller it is still unclear to if! Cbs Industrial tube with gold pins these were used in special critical applications require... # 1 ONLINE Source for NOS Vacuum tubes for Sale | tubes #. X 83 VT83, 5V4GT RCA USA 12AT7/ECC81 Grey Plate [ ] Get 3 Mica tubes 90.... ; d never use them when I went over to DHTs like 26, 01A and.. 6Av6 equal 1/2 a 12AX7 the 6SL7 family of dual-triode amplifier tubes for audio.... And mellow 12av7 tube equivalent 5.30 shipping to other tubes in the following fine Vacuum.... Is large for the EF86s I got PF86s with 4.5v filaments getter ) tubes sound excellent swap out different... 12At7 a good equvilent to a 12AY7/6072, but more than a 12AU7 $ 29.85 AU!, side getter ) tubes sound excellent AU $ 5.30 shipping to re-stock some of these are... Do you do when you blow a tube at the center is a genuine type 45 and the tube factor... Replacement for the 12AU7 tube: Cayin HA-1A, Benchmark DAC1, Central Station SAC.



12av7 tube equivalent