Ecc83s vs ecc83

JJ ECC83s / 12AX7 Preamp Vacuum Tube $9. In this review, I've compared the new 5751 with the JJ ECC83S (12AX7) which has been my standard workhorse   Buy JJ 12AX7/ ECC83 Gold Pin Vacuum Tube: Tubes - Amazon. To me ECC83s in pre amp sections sound warmer,Any thoughts or facts ? Preamp Tubes – 12AX7 / ECC83 / CV4004 / 5751 Tube Basics and FAQ. i`ve played around with all the other tubes and so far the brimars have had the best results in the soundstage and tone but i`m looking for more depth in the soundstage. The ECC83 MG has a fair amount of harmonic density but remains very open  What is the difference between a 12AX7 Valve and an ECC83 valve?” Buy your ECC83 here. Theoretical also from Telefunken, but TFK ECC803S is practically not for sale in a normal way. 01 4 4 1970. Tested for shorts, balanced triods, audio test so you get the best of the best. Never came across a JJ with microphonic/feedback issues so that's good. Note that matched pairs of 12AX7 are not required for guitar amplifiers. Do different 12AX7 preamp tubes (sometimes referred to as ECC83) -and equivalents such as the 12AT7 - make any sonic difference? We try several sets in the V1 position to find out. This 1960s Telefunken ECC83 / 12AX7 has smooth gray plates and a diamond imprint on the base. The JJ ECC83s (12AX7) is a high gain preamp double triode valve. The JJ ECC83S / 12AX7 is perhaps the most consistently high gain of all 12AX7's. What do you know about Valvo ecc83 tubes ? They are identical to Mullard ecc83? I ask you because i will get a Trace Elliot V-Type all tube head soon and i want to put some NOS tubes in the preamp. Vhodnou novalovou patici pro tuto elektronku najdete zde This is the "milspec" version of the 12AX7, but is also slightly different. We test every unit on our digital and analog valve testers which check over 20 different parameters so we ensure that this new valve is just right for your equipment. ECC83=12AX7 HOLLAND 1950's (long plates) (sweet and very detailed sound, very articulate and dynamic with warm sparkly tonal balance, the best for vocal reproduction) - Egnater M4 (rack-mounted "modular" preamp) - Victoria Regal - Fender - Pendulum Audio Quartet I mic pre TO BUY 12AX7 Holland long plates 1950's In my phonostage, I like the Telefunkens, particularly the ECC803S. ECC83 versus 12AX7: What is the Valve Used For? In a guitar amplifier, this valve is used everywhere gain is needed. But, compared to most 12AX7s that is a very tight and lean sounding tube. While the pairing of Mullard CV4003 and ECC83 tubes came close, the preamp didn't offer the same sense of bass richness that I could hear with the best pairing. The JJ ECC83 has darker sound characteristics and great for metal and hard rock. JJ/Tesla ECC83S 12AX7 ECC83 Preamp Tubes, Set of 2. 12**7/ECC** is the north american/european equivalent to each other. Also known as the Groove Tubes ECC83-S and Ruby 12AX7ACZ HG. . to ECC83, 12AX7, 7025) All of the 12AX7 types listed may be used to replace 7025 or 12AX7A. com ✓ FREE I put one of this on a Marshall Valvestate VS-100 in replacement of the original  12AX7 vacuum tube,; U. Sometimes I forget not eveyone has money to waste on tubes. It has great dynamics and it reveals a lot of detail, but, if you need warmth, that is NOT the first choice. Neat – and only 9 pins. A nice tube that is identical to the Bugleboy tubes listed above, and were made in the same factory. The ECC83S Preamp valve by JJ Electronic is also known as the 12AX7 and this high quality product can also replace the low noise variant , the 7025. New Old Stock is only available from TESLA. In The JJ-Tesla ECC803S is a warm sounding large long anode plate designed ECC83. On the other side of the iron curtain, the USSR came up with a completely different design for the ECC83/12AX7 that I think originated with the 6N2P. Clean tones with this tube had very little harmonics, and practically no discernable European ECC83/12AX7 : ECC83 is the European designation for the 12AX7 tube -- (it is the same exact tube). The model number just refers to the gain structure, 12ax7/ECC83 being the highest, then there is 12au7 which is the same as ECC82 and so on and so fourth. 6 out of 5 stars 3. $14 The ECC83 is a high gain valve with a gain of about 100 . 2 mA at 250 volts with a -2 volt bias. Mullard 12AX7/ECC83 I61 vs I63? If you put each of these in a tube tester and they read EXACT readings in terms of strength and output, what is the tone difference? I am using them in the front, V1 position in a few different guitar amps… I have never purchased I61 types, all of mine are I63's… which I really love… It is hard to speak in absolute terms about Tungsram ECC83s because there IS NOT a Single “Tungsram ECC83”– there is a family or GROUP of them, with variations of construction and especially different years of manufacture of Tungsram ECC83 tubes, causing radical differences in the sound of “Tungsram ECC83s” we are discussing. I am assuming that the JJ follows the same route - basically an "uprated" ECC83 with lower noise, better screening processes etc. I’d been meaning to take this whole thing to the next level and do some tests that would, at least in some way, give an indication of performance when driven hard, all the way into serious clipping. 12ax7は、ecc83と呼ばれたりもしますが、 どちらにせよ付け替えは可能です。 ほかにも違った型番で付け替え可能なものはありますが、 基本的には12ax7とecc83をおさえておくと良いと思います。 さて、付け替え・交換をすると音が良くなると言われる真空管 12ax7は、ecc83と呼ばれたりもしますが、 どちらにせよ付け替えは可能です。 ほかにも違った型番で付け替え可能なものはありますが、 基本的には12ax7とecc83をおさえておくと良いと思います。 さて、付け替え・交換をすると音が良くなると言われる真空管 For some time now I've used a Tesla E83CC in my Croft preamp as my NOS ECC83-type tube of choice (along with the main output NOS 6SL7 tubes I've mentioned before on another thread, RCA5691s and Tung Sol 6SU7GTYs), as they are to my ears, along with the Telefunken 803S, unquestionably the finest sounding ECC83/12AX7s ever produced. Also known as a ECC83 Tube Punchy sound with good gain, tight basses and silky detailed heights, A true all-rounder with a wide frequency range, The selected quality is recommended for all functions in amps with moderate gain and high gain Hello Micha , I send you this e-mail at the 27th of January with all fotos from the V 69 . JJ-Electronic Valve ecc83s Is great for blues/rock players, good fat base. The JJ ECC83-MG is a fine sounding tube. The valve features gold plated grid, top getter and a spiral filament to reduce hum and noise. Kvalitní náhrada ECC83 - 12AX7. You will pay dearly for them, but if you want the best, this is the tube! Telefunken ECC83 / 12AX7 The JJ ecc83s is still a pretty aggressive preamp tube, and may help a guitar with bright/treble-ish pups, a cab with speakers that accentuate higher frequencies, etc. They tend to have a clean sound and are low in noise. A little Christmas HiFi ambition this year was to compare some ECC83 Tubes - NOS Telefunken vs NOS Tesla. Originally, the 12AX7 / ECC83 vacuum tube was introduced to be a superior option for lower noise and microphonics over the 6SL7 tube that was commonly used in the 1940s. These are available graded for High Gain and a lso available with current Balanced triodes for phase inverter use and Balanced and Matched in pairs or multiples. The JJ 12AX7 ECC83S is one of the most popular choices of preamp tubes, and with good reason. The internal structure in both is 100% identical. It was released for public sale under the 12AX7 identifier on September 15, 1947. Compared to the JJ ECC83-S this tube sounds a little more eager to hit the midrange. Some people like to use those little references that say if you want less gain than a 12AX7, use a 12AT7, as it has only 70% of the gain of a 12AX7 etc. The Carvin Vintage 16 was chosen because it has a simple The ECC83 MG is a little more polite than the ECC83S which is pretty aggressive. The 12AX7 is the US name, and ECC83 is the European name. Have you any other sugestions?, what tubes work well in TE V-Type preamp ? I have find some tubes on ebay, what do you think about those tubes? What do you know about Valvo ecc83 tubes ? They are identical to Mullard ecc83? I ask you because i will get a Trace Elliot V-Type all tube head soon and i want to put some NOS tubes in the preamp. The Tesla ECC803 vs the Tesla ECC83 was apparently a big improvement (the Tesla ECC83 was a good tube on it's own, sadly not made any more) so I'd expect the same from JJ. Our 12AX7 Tubes. What follows is a reproduction of Matt Lachesky's (Lachesky Amplifiers) . You will blow up your amp if you try and use those Old ECC83's in there. You can put 12V across both heaters, or 6V across the individual heaters and ground the centre tap. Sovtek 12AX7 LPS: to my ears a tube that doesn't have any special character - it does what it is supposed to, without exaggerating either mids or treble. $23. When you look at them you can’t help but think that they must be rugged and good for the musician on the road. 95. . With the tubes , you are right . Product Code: 12AX7; European product Code: ECC83; For guitar and Hi-Fi amplifiers,; Can be used in any preamp or microphone  Anyone know why I shouldn't put in new JJ/ECC83S into my Drawmer version of the 12AZ7,and has a lower gaih than the ECC83 or 12AX7! Descripción. It has two identical triodes both of which have a high voltage gain. These tubes include those produced by Mullard, Amperex, Siemens, Telefunken, Tungsram, RFT, Ei, Mazda, Lorenz, Philips and others. I was unable to notice a loudness reduction compared to the standard JJ ECC83S tube. Get the guaranteed best price on Preamp Tubes like the JJ Electronics 12AX7 / ECC83 Preamp Vacuum Tube at Musician's Friend. I have a vox ac4tv combo, and I'm thinking of giving it some "goodies" namely better tubes, speaker, and maybe a merc-magnetics kit. 3:56 Harma Another common name for the 12AX7 tube is ECC83 and for premium versions the 7025 and ECC803 audio tubes. I tried it and it works fine. Get a low price and free shipping on thousands of items. 01 2 2 1970. On the warmer side, I really like the Amperex Bugle Boys. For reaching the design parameters of the original valve only valves that are directly equivalent should be used. 01 5 5 1970. Grading and Matching. Only at Sweetwater! Bulk Pricing, 0% Financing, and FREE Shipping for your JJ 12AX7/ECC83 Slovakia Preamp Tube! ECC83 page sheet date 1 1 1970. 01 6 6 1970. Tube Testing so I received the tubes and was fucked up! turned out the tubes were ecc83 and not the ecc83s. I have had a pair of matched Telefunkens sitting in the cupboard for a month or so now but not had time to compare them against the Teslas I currently use. Today, it is by far the most common preamp tube used for electric guitar amplification and there is an almost overwhelming supply of current production options to choose from. RCA and Sylvania first introduced the 12AX7 to the world in the late 1940s. Telefunken ECC803S and TESLA E83CC are the only two NOS FRAME GRID 'ECC83' types. The Amperex was just fantastic in my Monza (enriched the break up grain like going from Vitamin D to whole cream in your coffee LOL) but when I popped it into the Ghia, it was kinda GOLD Label version of JJ ECC83 MG, gold plated pins The all new JJ ECC83 MG vacuum tube is completely different type compared with JJ ECC83S. To ensure you get the best, every 12AX7 go through multiple testing before they are shipped. Comparisons With the exception of the box-plate Mullards, all the western European ECC83s were either long-plate or short-plate designs, that I am aware of. DOUBLE TRIODE max 22,0 max 49,2 max 56,3 Base: NOVAL Uf = 6,3/12,6 V If = 300/150 mA Typical Characteristics: Ua = 250 V Ug = -2 V Ia = 1,2 mA Get the best deal for Telefunken 12ax7 from the largest online selection at eBay. The tonal characteristics were easier to hear. Like all Gold Lion Tubes, Gold Lion ECC83 is built with meticulous quality. They have a construction that is similar to a frame-grid tube - similar to the Telefunken   The JJ Electronic 12AX7 / ECC83 has quickly become a modern classic in preamp tubes. Tube ECC 83 or Röhre ECC83 ID411, Double Triode, Noval, B9A and Audio Frequency shown. You can find curve plots for 12AX7 Chinese, Sovtek, and Tesla on our Tube Data Page. It may mean it is a specially robust Stream Pre Tubes Shootout - JJ ECC83S vs Ruby 12AX7AC5 HG by pOkiz from desktop or your mobile device Genalex Gold Lion ECC83/B749 is a long plate design. The Mulard double triodes ECC81, ECC82 & ECC83 In response to emails asking about pin compatible valves for the classic audio double triodes we have produced this list. These have the ultra wide bandwidth of the Telefunken ECC83, but also have nice matched internal triodes, gold pins, and have been carefully factory screened for low noise. I purchased two of the JJ ECC83S tubes from you last year, but not sure what the  6 Oct 2016 The ECC83 is a high gain valve with a gain of about 100 . It is used in 99% of all guitar amplifiers. And, I do not see the "S" on your site anymore. The 12AX7 is a high-gain (typical gain factor 100), low plate current triode, and is therefore best suited for use in the preamplifier (input and mid-level) stages of audio amplifiers, guitar amps , mic preamps etc. The 5751 has the same plate resistance as the 12AX7, but the gain factor is only 70 compared to 100 for the 12AX7. The new ECC83 MG has slightly lower gain and is designed to suit for extended clean tones and more headroom with guitar as well as with HiFi audio amplification. Page 1 of 2 1 2 Next > Jan 20, 2004 #1. Same grade as Ruby 12AX7ACZ HG. i made a little experiment, and thought some might be interested in the result. the psvane tubes i`m currently using sound just fantastic but i`m sure they`re limited in the soundstage width and depth. So: 1) what is the difference between them? 2) do you still have the "S" version and what is the price? 1 answers I have a Ruby 12AX7 and a JJ ECC83S (same thing as a 12AX7) in front of me. Same halo getter, same plates, even the little details in the internal support structure are an exact match. On the ECC83 (12AX7) valve they put the heaters in series and bring out the two ends and a centre tap. Radio tubes are valves. 4. BUT is this danger for my preamp? A Comparison of Current Production 12AX7 Tubes. Have you any other sugestions?, what tubes work well in TE V-Type preamp ? I have find some tubes on ebay, what do you think about those tubes? TESLA ECC83S = TELEFUNKEN ECC803S. JJ Electronic ECC83S and Gold Pins  12AX7 (also known as ECC83) is a vacuum tube that is a miniature dual triode - 6AV6 with high voltage gain. RCA and Sylvania first introduced the 12AX7 to the world in the late 1940’s. I use the Tung Sol 12ax7 in the V1 position, and the JJ ecc83s in the V2 position. I suspect this was in response to my assertion that I didn t need any enhancement to top end detail. Join me as the trip takes a wild turn in part II. See All about 12AX7 Tube page for answers on common questions about 12AX7. 12AX7 Series of tubes 12AX7A / 12AX7B / 12AX7WA / 12AX7WB /12AX7LPS / 7025 / ECC83 ETC. International shipping. This tube sports a different plate design than found in most 12AX7's. ECC83S, JJ: Spanngitterröhre, baugleich mit Telefunken ECC803S  7 Jun 2019 TESLA ECC83S = TELEFUNKEN ECC803S. JJ ECC83 versus JJ ECC83S . com. Supplier of vacuum tubes for guitar, audio, and recording applications. Does everybody have access (and the money to spend on) NOS tubes? Definitely not. Preamp Tubes: 12ax7 vs. JJ ECC83-S, Tung-Sol 12AX7, JJ ECC81 I am not sure the differences come through as clearly in the audio as  Le valvole JJ 12AX7S (ECC83S) sono considerate tra le migliori oggi disponibili per applicazioni audio hi-fi. Find great deals on eBay for jj tesla 12ax7 ecc83 vs ecc83s. The ECC83 is still the most important preamp and driver tube. Dvojitá trioda ECC83S JJ (Tesla remake) pro předzesilovače kytarových aparátů. the shop that I bought to said that there was a mistake on giving me the price, the price they gave me was for the ecc83 (what he told on the phone was ecc83s that douchebag Likewise the Tele ECC83 is fantastic for hifi. The V2 and V3 valves are ECC83s, ECC83 vs E83CC ? E83CC is an old term for a special high quality ECC83 (=12AX7). When you look at them you can't help but think that they must be rugged and  29 Dec 2015 The stock Sovtek 12AX7WA vs. No? Well maybe they do. 01 3 3 1970. E would be inappropriate. can i use a ECC82 tube in a ECC83 preamp ? The ECC82 can handle higher voltages as a ECC83. 7025 was the designation used for a heavy duty version of the 12AX7. It allows for more clean head-room than higher gain 12AX7s. Gold Lion ECC83 delivers full sonic range with excellent articulation. The Gold Lion 12AX7/ECC83s are top-quality preamp tubes. RE: Telefunken vs Siemens (12AX7 I found Telefunken ECC83s to seem a bit delicate, and light- wonderful imaging and repsonsiveness, perfect for some vintage gear One of UK's leading suppliers of premium tested Valves Tubes, speaker, guitar & amp accessories to the musician and audio industries. I have my heart set on a celestion G10 for the speaker, but for the tubes I want to know if there is a difference in ecc83 and ecc803 in this amp. The Lorenz ECC83s sound very nice, too. A comparison of 11 preamp tubes 12AX7 / ECC83. Browse your favorite brands affordable prices free shipping on many items. 14 12AX7 and 5751 (equiv. Looking for ECC83, 7025 Tubes? You can use any current production 12AX7 tube as 12AX7A, ECC83 or 7025. ECC83S A. The JJ ECC83-S tube has several improvements in its construction from the old ECC83 version. thats really why i`m looking into the 5751 range of A review of the JJ ECC803S vacuum tube This is the other 12AX7 tube made by JJ and it is very different both in sound quality and construction from the previously reviewed JJ ECC83 S tube, with its’ frame-grid construction and compact, 6DJ8-style plate structure. I like the mix of these two preamp tubes. Anode current is nominally around 1mA. 12AX7 vacuum tubes are high gain with a typical amplification factor of 100. If money is at all a concern that will outwiegh the difference in tone. 12AX7 is a miniature dual triode tube with high voltage gain. We burn-in, test and match all tubes. These tubes are immediately discernible from other 12AX7. Some people refer to this as "military grade" which is a misnomer -- because for the most part, the US military specified heavy duty tubes. Shop with confidence. ammoon 12AX7B Preamp Electron Vacuum Tube 9-pin Dual Triode for 12AX7 ECC83 B759 7025 5751 Tube I have had many discussions with guitarists everywhere that a ECC83 valve IS NOT a 12AX7 however much the Americans say it is. Now, in terms of sound, wellfor the V1 position I stopped using contemporary tubes when I had the chance to use NOS Mullards. If your on a budget and value(ie: durability) is a concern you might be best to stick with the ecc83's. jj ecc83s vs old mullard ecc83 « on: December 23, 2007, 01:41:26 AM » people might remember an old post i made complaining that i wanted more controlled bass in my marshall jmp50 (btw plate voltage = 420v). The JJ 12AX7A is my favorite new preamp tube (vs NOS). RCA engineers developed it around 1946 and released it for sale as the 12AX7 shortly after. Is a 12ax7 the same as an ECC83 or 7025? Discussion in 'Amps and Cabs [BG]' started by Droog, Jan 20, 2004. ECC83 03-29-2009, 02:10 PM Since 12ax7's and ECC83's are apparently drop in substitutes for one another (please correct me if i'm wrong though). Gold Lion ECC83/B749 with gold pin is ideal as the premium upgrade for any audio 12AX7 application. Aug 14 Vacuum Tube - 12AX7/ECC83, JJ Electronics - This tube has a well balanced, colorful tone with strongly defined lows, mids and smooth highs. Fully tested and 100% guaranteed. A Comparison of Current Production 12AX7 Tubes by Kurt Prange. Just mail them to me TWIN c/o The Marshall forum, and I will exchange them for some nice SAFE New Production 12AX7's. The RCA 5814, BTW, proved to be the best choice for line stage tubes in my Rogue, providing a startling sense of dynamics that none of the many other 12AU7 variants I had could rival. Forget what I said. Basically, the standard 12AX7 spec that applies to 12AX7 / ECC83 / 7025 tubes, has a reference of 1. European product Code: ECC83 For guitar and Hi-Fi amplifiers, Can be used in any preamp or microphone application Three Pack of JJ ECC83s/12AX7 Preamp Vacuum Tube The JJ ECC83S is a High quality, low noise replacement for any 12AX7 type tube. The ecc83 is definately more durable and will serve you better in the long run. New Production JJ ECC83S: These are the standard short-plate ECC83 that eurotubes will provide you with for all of about $8. Find great deals on eBay for 12ax7 tubes. The 12AX7 is also known as an ECC83S, but they are the same tube. Nor would the Telefunken ECC83s. As you suspected the JJ s are indeed the ECC83S s spiral wound and were the ones recommended by Watford who also suggested the ECC83/5751 G. Vacuum Tube Warranty & Return Policy. Given the gain, it is generally very low noise and microphonics. Plný zvuk, nízká mikrofoničnost a lineární charakteristika. Droog. Sound differences of preamp tubes in a Carvin Vintage 16 guitar amplifier in V1 position. This tube clips slightly earlier than other 12ax7's giving you that edge. 12AX7 / ECC83 various labels by Philips and Amperex Holland, 1959-1962 Heerlen Holland code, large HALO getter: New Old Stock in white box, made in Holland. A bit better than the NOS GE 5751, but not in the same realm as even the NOS Tung Sols. All in all it’s a really nice sounding tube. Cryogenic Treating. They have the neutrality, inner detail, and wide bandwidth of Telefunken ECC83s and add a measure of the midrange texture, depth, and harmonic richness that the Mullards have in spades. A Comparison of Current Production 12AX7 Tubes. HOW WE TESTED: ECC83/12AX7 MAZDA GREY PLATE€€ A French military valve that is noted for it's Mullard Tone. 01 7 FP 1999. I have a couple of 'holy grail' (for me) preamp tube I always try: an RCA blackplate 12AX7, Amperex Bugle Boy ECC83 (Holland), RFT ECC83, and a Philips JAN 12AX7A. We offer 12AX7 in singles and matched pairs. European ECC83s are generally sought after for their warm sound (with exceptions -- Telefunken, for example). 05. Skip to main content. Still today, the market for ECC83 is huge, with more than 2 million pieces sold yearly, mostly for guitar amplifiers, but also a good part for Hi Fi amplifiers and phono RIAAs made ever since the early 1950’s. So, in that case Genalex Gold Lion 12AX7/ECC83 Gold Pin Preamp Tube Features: Premium 12AX7 with gold pins Top-quality preamp tubes from a legendary manufacturer Most popular preamp tube model Fantastic option for upgrading vintage amplifiers. The white print on the glass is labeled for other companies (Fisher, Dynaco, Silvertone, etc) and says "Made in Western Germany" (label may be partial). 08. The ECC83 MG is a little more polite than the ECC83S which is pretty aggressive . Especially the ones that say Mullard, Telefunken, Amperex, EI or RFT on them. I have only one Tesla ECC 803s (yellow labeled ) with ribbed plates like ECC 83 . It was developed around 1946 by RCA engineers  12AX7 und ECC83: Sind NOS-Röhren wirklich besser? mit langen Anodenblechen. It was developed around 1946 by RCA engineers in Camden, New Jersey, under developmental number A-4522. thanks to its design it performs with very low noise and microphonics. The 12AX7 Valve (or 12AX7 vacuum Tube) is a small preamplifier valve which is identical to the ECC83 – same valve, just a different name. From our review of this tube: "This tube sports a different plate design than found in most 12AX7's. F. Pair of JJ ECC83s/12AX7 Preamp Vacuum Tube. Semplicemente, suonano meglio delle altre 12AX7  Following on from Matt Lachesky's article 'Mullard ECC83 (12AX7) Reissue vs Original – A Physical Comparison' in which he performed a dissection of a  Mullard ECC83 (12AX7) Reissue vs Original – A Physical Comparison. S. 12AX7 (also known as ECC83) is a vacuum tube that is a miniature dual triode - 6AV6 with high voltage gain. Tung-Sol 12AX7 New Production Preamp Vacuum Tube. Order JJ ECC83-S / 12AX7 vacuum tubes online, in stock and ready to ship! Find reviews, data sheets and specs to upgrade your tube amplifier. aka 7025 and ECC83 but with a bit less gain. chinese 12ax7 vs. I’m not sure how that will work in all audio applications, but in a guitar amp it’s Get the guaranteed best price on Preamp Tubes like the Groove Tubes Gold Series GT-ECC83-S Preamp Tube at Musician's Friend. the HARMA STR ECC83 which is a selected low noise drive tested version of the JJ/Tesla ECC83S and the HARMA 7025 which is a selected low noise drive tested version of the Sovtek 12AX7 EH would not be included in these test reports. Harmonically rich with a detailed low end and a warm high end. 98. The JJ ECC83-S / 12AX7 tube sports a different plate design than found in most 12AX7’s. These Siemens tubes have a very desirable sonic profile; they bridge the gap between the cage getter Mc1 Mullard ECC83 and the Telefunken ECC83. $19. JJ has used long 17mm plate design used in the 1950s by Mullard with a longer fin to improve heat dissipation. Not bad tubes by any stretch of the imagination. Mullard 12AX7 is also a long plate design ECC83 was the European designation for the 12AX7 -- the tubes were functionally identical. JJ ECC83S Pre-amp tubes which one????? why when they still shit on me quicker than any other tube ive used? never had a problem with a JJ ecc83 Do different brands of tube sound different? Part II. Valve Testing Options 1 & 2. When you look at them you can't help but think that they must be rugged and good for the musician on the road. Absolutely not. Mullard 12AX7 / ECC83 New Production Preamp Vacuum Tube. Editors note. Free Shipping on orders $105 and over. Buy It Now +$3 JJ ECC83S: very warm sounding, plenty of mids; not my favorite choice for playing clean wih the JTM45 clone, but they should be great for warming up too bright Fender-ish amps. I purchased two of the JJ ECC83S tubes from you last year, but not sure what the difference is from the ECC83. There are no other. wow thank you guys for the wealth of information. Re: Tonights Match: ECC83 vs 12AX7, 6L6 vs EL34 Although the Ecc83 is the european designation for the 12Ax7, there are subtile sound differences between a true 83 and the 12ax7, plus The Ecc83's are capable of handling more current that most 12ax7. JJ Electronic ECC83S and Gold Pins Version This has quite a different construction than most ECC83’s and they look very well made. JJ-ECC83. TWIN Their ECC83 is the most famous ECC83 / 12AX7 ever. My favourites are still the Telefunken types and the large plate Philips and Siemens types from the 50s. The ECC83 MG has a fair amount of harmonic density but remains very open sounding whether played clean or overdriven. So they dont drive so hard as a 83 at the same gain. ecc83s vs ecc83

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