Ecc83 vs 12ax7

12AX7 Vacuum Tube Reference Information. ECC83: This European nomenclature for 12AX7. ECC803/ECC803S/E83CC: This "premium" version of European made 12AX7. The "S" on the ECC803S indicates "select" and are usually gold pin. These are usually found on Telefunken and Siemens branded tubes and a very rare Radiotron ecc803S version from the Philips. Jan 20, 2016 · Location. Indiana. Before you make the change, you might consider swapping a 5751 for the 12AX7 to see if you like the sound. The 5751 is the nine pin equivalent of the. Details. The Genalex Gold Lion 12AX7/ECC83 Standard Pins is a low cost alternative to the Genalex Gold Lion B759/12AX7 Gold Pins. This tube has a short plate format for reduced microphonics and has been put through a special selection process to ensure low noise and good balance of gain between the two triode sections. The Mullard 12AX7 / ECC83 is a Very Smooth Sounding tube. It is one of the best sought after European valves made. The NOS tubes are becoming a little rare to find. ... 12ax7 vs 12AT7 vs 7025 etc. ----- mrbrown4911-28-2006, 02:39 PM I play out of an ampeg superocket 100 watt combo. I am interested in swapping preamp tubes to try and get a. A brief history of 12ax7 tubes. The 12ax7 tube is arguably the most popular audio vacuum tube that has ever been created. It's popularity is driven by use in many Hi-Fi tube amplifiers and especially guitar amplifiers, where it's pushed really hard and burns out fairly quickly. Introduced in May of 1947, the tube gained almost immediate. ECC83,12AX7 Test Reports 1998-2002 INTRODUCTION: OBJECT OF THE TEST To establish the best sounding ECC83/12AX7 of both New Old Stock and current production variety. EQUIPMENT USED The amplifiers used were: 70 's Fender twin reverb fitted with J.B.L's. A 70's Fender twin reverb fitted with original Fender blue back speakers. A Mesa/Boogie mark 4 .... The facts about ECC83 and a short type classification. All Tele’s ECC83 / 12AX7 are long (17 mm) plates vs. normal short (14 mm) plates.. #1 Chinese 12ax7 vs. JJ ECC83S pre-amp tubes which one would be the brightest (highend)and have the most bite. moronmountain New member Nov 10, 2010 #2 Chinese steve_k New member Nov 10, 2010 #3 what amp? some just aren't suited for Chinese food.... G glpg80 Well-known member Nov 10, 2010 #4. The ECC83 is a high gain (μ approx 100) valve originally designed for quality audio applications and has an anode impedance of 62,000 Ω. Also 12AX7, 6L13, B339, CV492, 12DT7, E2164 & E813CC. Special quality types are: M8137, CV4004, 6057 & VX7059. The 5963 is a computer valve that is similar to the ECC82. Aug 26, 2018 · So far the standard Genalex ECC83 is my favorite for OD circuits, but I found the Sino 12AX7B is almost identical. The Sino tube had a bit more gain, and I thought the Genalex sounded slightly better. The tube I would say has the most bite is the current production Tung Sol 12AX7.. Designed along the same lines as the iconic 12AX 7 JJ vacuum tube, the JJ 12AU7 is one of the most heavy-duty tubes you’ll come across. However, putting things in perspective, this 12AU7/ ECC82 tube from JJ is a medium-gain dual-triode crafted with meticulous care for durability. The JJ 12AU7 comprises two individual triodes set in a single. Mar 19, 2005 · RCA made some good ones but I am getting ahead of myself. European number is ECC83. This represent standard construction / quality / hum / micrphony etc. The standard is VERY high quality/. 12AX7 is the US number. 12AX7A represented a small tweak (small) as did 12AX7B.. electronpirate. Axe-Master. Feb 10, 2016. #3. I *believe* that ECC83 is only the British designation for the same tube 12AX7. My guess would be since there can be such wide. Mar 26, 2018 · Another purchase and a pair of 12AX7 Telefunken reissues arrived. Reissue ECC83 on the left and NOS ECC83 on the right. They looked great. They were new, and they cost less than the NOS Teles I had been listening to. Same routine – warmed up the amp and then gave them a listen. As soon as the music started I missed the sound of the NOS ECC83 .... Jan 20, 2016 · Location. Indiana. Before you make the change, you might consider swapping a 5751 for the 12AX7 to see if you like the sound. The 5751 is the nine pin equivalent of the 6SL7.While not exact, it would give you the opportunity. Nov 28, 2020 · A brief history of 12ax7 tubes. The 12ax7 tube is arguably the most popular audio vacuum tube that has ever been created. It’s popularity is driven by use in many Hi-Fi tube amplifiers and especially guitar amplifiers, where it’s pushed really hard and burns out fairly quickly. Introduced in May of 1947, the tube gained almost immediate .... Tube complement: 1 x 12AX7 and 2 x 6N1P -EV Front panel controls: on/off, volume, input, treble, bass, tone control bypass switch, loudness Inputs: 5 x stereo RCA, 1 x usb digital Outputs: 1 x stereo RCA Rec Out, 1 x stereo RCA Pre out, 2 x 3.5 mm Jack (Power Control) Four pairs of five-way speaker binding posts. Preamp Tube Descriptions. JJ Electronic ECC83MG - 12AX7 Factory Data Sheet: ECC83MG Our observations: Another 12AX7 variant from JJ. The ECC83 MG is a “Mid Gain” 12AX7 type tube. It utilizes a medium length ribbed plate design that is much like the old Amperex and Brimar European designs. It retains all of the definition and detail that the .... GE 12AX7 / ECC83's , 14mm tubes$125.00-Great choice for the second gain stage and phase inverter positions of Marshall and Vox style amps. GE 12AX7WA's, 14mm, mil spec$135.00 . Sylvania 12AX7's , 1950's 14mm grey plates$145.00 . Sylvania 12AX7's , 1950's 14mm black plates$150.00. bbc news m60 accident today; 6900 xt fan tuning ; binary trading. Jan 20, 2016 · Location. Indiana. Before you make the change, you might consider swapping a 5751 for the 12AX7 to see if you like the sound. The 5751 is the nine pin equivalent of the. ECC83 was the European designation for the 12AX7 -- the tubes were functionally identical. ... Unless you can find brand new 7025's made 50 years ago, the 12AX7, ECC83 and 7025 are basically all the same tube. This is not to say that all modern 12AX7's are the same they are not. For example, a Czechoslovakian made JJ 12AX7 will be different. But the 12AX7 and ECC83 are simply different nomenclature - just like 6BQ5/EL84. American VS. Euro naming. Edit: I'm pretty sure that the first number in the American system pertains to the heater voltage (6 volts versus 12, or 5 volts in the case of a 5AR4, etc), but apart from that, I'm stumped. Product information "CV492 12AX7 / ECC83 Tungsram, NOS / NIB". more focused and noise free compared to the standard ECC83/12AX7 type. Sound wise they are much alike the original UK made Mullard, smooth, with slightly extra air in the top end. A fabolous rich midrange is the signature character of the Tungsram 12AX7 / ECC83. there is also the european name for a 12ax7, which is an ecc83. a premium variant of the ecc83 is called an ecc803 and both of these tubes can also be used. Also included in this comparison are direct substitutes for the 12AX7 including ECC83, ECC803, 7025 and 5751. 12AX7 Basics. The 12AX7 is a 9-pin miniature, high-mu, twin triode. What does that mean? The 9-pin miniature part tells us what kind of socket the tube plugs into. It has nine thin pins arranged along the circumference of a circle with. Electro Harmonix ECC83 This is a nice tube. They make this tube with slightly different data on purpose, to get a special kind of distortion, in amplifiers for electric guitar, which their chief engineer JC Morrison refereed to me as "brown sound". For HiFi purposes, you must use the normal ones, of what I get supplied. Jun 20, 2022 · ECC83: Neuhaus: order Number 114-066-69. ECC83. "Roehrenwerke Anna Seghers, Neuhaus". This was a DDR German company with a (very rare) export licence for RFT tubes. These tubes were only available bulk packed. As a logo was the "N" of the city Neuhaus printed on the tubes. These ECC83 are 1968 production.. Meeting a Legend. The Telefunken ECC83 is one of the most important tubes in its class - maybe the most important one. It was made in the Telefunken plant in Berlin - and has some distinctive marks which we have to talk about later. The Telefunken ECC83 is maybe the one and only tube in the ECC83/12AX7 range, which behaves is such a neutral. ECC83 is the British designation and 12AX7 the American. Since the Americans invented it (RCA in 1946) I guess it should really be called the 12AX7. The initial “12” in the designator implies a. In this article, we'll concentrate on the question of the ECC83 vs 12Ax7 tubes. I have also few Brimar ECC83 and ECC81 tubes. Test readings will be on each box. Not sure if it is the stock configuration as I bought the amp from the market place on BassChat. Telefunken Ecc83- 12ax7 as new pairs excellent quality tested tubes. or Best Offer. The Gold Lion ECC83 / B759 is yet another great 12AX7 tube from Russia and another in the line of large plate dual triodes. By my count we have the Sovtek 5751, Sovtek 12AX7 LPS, Mullard and now the Gold Lion brand. A quick glance and you might think they were all the same but careful inspection reveals physical differences in construction and plate. The quality of current production 12AX7's is getting better and better. The latest Russian re-issue is a perfect example. These Gold Lion 12AX7 re-issues sound incredible: A full, glorious midrange with great texture and liquid detail, extended yet controlled highs, tight bass. Very quiet and low in microphonics.. The main differences between 12AX7 vs 12AT7 are: The 12AX7 has a gain output of 100, whereas the 12AT7 has a gain output of 60. The 12AX7's high gain can make it prone to clipping and distortion, whereas the 12AT7 can give you more headroom. The 12AX7 is mostly used in the preamp section of guitar amplifiers to boost the pickup signal. Jun 20, 2022 · ECC83: Neuhaus: order Number 114-066-69. ECC83. "Roehrenwerke Anna Seghers, Neuhaus". This was a DDR German company with a (very rare) export licence for RFT tubes. These tubes were only available bulk packed. As a logo was the "N" of the city Neuhaus printed on the tubes. These ECC83 are 1968 production.. I like the B759 in clean circuits and the standard tube in OD circuits. So far the standard Genalex ECC83 is my favorite for OD circuits, but I found the Sino 12AX7B is almost. It packs a lot of bite with its higher-than-normal gain. In overdrive, it offers a lot of crunchy fizz. For more information about our 12AX7 tubes, see our tech corner article on 12AX7s. New (2) from $109.99 & FREE Shipping. mesa 12ax7. 12ax7 high gain. electro harmonix 12ax7 tubes. jj 12ax7. 12ay7 vacuum tube. ECC83S - 12AX7, 7025. A.F. DOUBLE TRIODE. ECC83S is 12AX7 high gain pre-amplifying double triode. Thanks to its design it also peforms with very low. Jun 20, 2022 · ECC83: Neuhaus: order Number 114-066-69. ECC83. "Roehrenwerke Anna Seghers, Neuhaus". This was a DDR German company with a (very rare) export licence for RFT tubes. These tubes were only available bulk packed. As a logo was the "N" of the city Neuhaus printed on the tubes. These ECC83 are 1968 production.. A brief history of 12ax7 tubes. The 12ax7 tube is arguably the most popular audio vacuum tube that has ever been created. It’s popularity is driven by use in many Hi-Fi tube. The 12AX7 I tested is a "Reference Tube" which comes with a 6L6 calibration tube, which in turn is for Hickok 533. I cannot see its printing. Just run a quick test on other two NOS tubes: Philip Miniwatt ECC83 (Delta-7A1) 1. ECC83 card -> 66 2. 12AX7 card -> 90 Sylvania JAN 12AX7WA (1970) 1. ECC83 card -> 67 2. 12AX7 card -> 76 more confused. The facts about ECC83 and a short type classification. All Tele’s ECC83 / 12AX7 are long (17 mm) plates vs. normal short (14 mm) plates.. Agree nothing better than old Mullard EL34s, but your 12AX7 may be unseated with the Mullard 12AX7 long plate. It is lower distortion vs Telefunken. allied333, Mar 15, 2020 #365. Vintage RFT ECC83 preamp NOS Tubes (relabelled as RSD and a few others). All of them testing over 3mA on a Funke W19 tube tester (NOS values). They work perfectly with no microphonics, leaks or shorts. - These tubes are known for being warm and musical with plenty of gain. 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