Aug 12, 2011 · 12AX7 Black Plate Review, USA tubes as good as Mullard & Telefunken "The earlier a signal is in the audio chain, the more important it's amplification is. It has long gray plates and a halo getter. The JJ E34L is another superb tube, but as with all JJ's they can be inconsistent from time to time, but the E34L is based on the Genelax KT77 and the bass is HUGE w/o being bloated and it has almost as good a 3-D soundstage as the =C=, the upper treble is a tad more forward but not etched or May 20, 2020 · Groove Tubes 12AX7-C "Fender" - 1:44 Telefunken Black Diamond ECC83 - 2:02 Genalex Gold Lion B759 Gold Pin - 2:20 Mullard cv4004 - 2:38 Tung-Sol 12AX7 - 2:55 JJ ECC83s - 3:13 JJ E83CC - 3:31 JJ 12 user reviews on Tung Sol 12AX7. com over the years, into the mix. Replacement Rectifier Power Tube. The TESLA (NOT JJ) E83CC frame grid tubes are the BEST you can buy, when you do not want to spend. We recommend the Groove Tube 12AX7C for instrument amplifiers. Amp Questions Jun 13, 2009 · Right now I am looking at a set of Tung-Sol 12ax7, but I have only been able to find one good review of these tubes, and no one I know/have talked to has used them before. I was curious about its durability in the phase inverter section. Z. Goto page Previous 1, 2. The Tung Sol 12AX7 has the gain and drive of a Chinese 12AX7 and the pure tone of a Mullard or Brimar. This longevity is testimony to the high quality of manufacture of Telefunken tubes. In Colby and Park amps, I use Tung Sol, Chinese, and JJ 12AX7 tubes, as well as the Sovtek 12AX7LPS. 2 out of 5 stars 37. I typically use Tung Sols in the first preamp stage because they have a warm sound. I like them all. This tube has that Marshall bite yet has a full bodied mid-range and solid low end. 75 Buy Now ECC83/ 5751-TUNG SOL RU Tung-Sol Russia The Tung-Sol ECC83 5751i s made in Russia and is designed to replicate the performance of the classic May 20, 2020 · Groove Tubes 12AX7-C "Fender" - 1:44 Telefunken Black Diamond ECC83 - 2:02 Genalex Gold Lion B759 Gold Pin - 2:20 Mullard cv4004 - 2:38 Tung-Sol 12AX7 - 2:55 JJ ECC83s - 3:13 JJ E83CC - 3:31 JJ Nov 13, 2019 · The Groove Tube 12AX7C is a rebranded Shuguang 12AX7A. Below is a short before-and-after audio file. and the only tube that came close to that 3-D sound that was so seductive to me and so realistic was the TELEFUNKEN. Also a similar sounding Tube to the Tung Sol is the EH ECC83 with some differences and the JJ ECC803 has that Clarity with some differences. Tung Sol 5751 - this guy is a bit of a sleeper and odd man out here, but its worth grabbing if you stumble on it cheap. 6681 / 12AX7 Tung Sol early longplates greyplates, Tung Sol made industrial. 12AX7, 7025 and 5751 Tubes. Don't know about the 5881's but I've heard nothing but good things about all of their tubes. Now, I was kinda disappointed to find out when I got the Tung-Sol's that they are made in Russia, and have *almost* the same plate design/internal structure as Electro Harmonix tubes, because I just don't As the original designer of the 5881 and 6550 power tubes (1950's), Tung-Sol was the preferred source for early musicians and audiophiles alike. At least not yet, but with Fender in charge anything could happen but back to the point, Groove Tube do buy nearly all their valves from other manufacturers. Code of conduct. Tung-Sol 12AX7 vs. That is alot of hours on a tube. If you contact the GT SAG department (Special Applications Group) and ask for the best they have, 90% of the time they will sell you re-branded JJ ECC83S's at 30. Amp Questions 10 assorted 12AX7/12AT7 tubes. Forum Index > Electronics: Next oldest topic:: Next newest topic: Author Does anybody know if Tung Sol 12ax7's are higher gain than JJ 12ax7's? I need a new set of tubes for my Class 5 and I want to use Tung Sol, but not if they will make the little 5 watter breakup faster. Does anyone know anything about these tubes or have any other tubular advice?[/quote:3jmnex5a] I think the general consensus is that Tung-Sol's are pretty good tubes. com ✓ FREE Tung-Sol 12AX7 Preamp Vacuum Tube, Single Fender Groove Tubes GT-12AX7-C Select Amplifier Tube. The Groove Tubes GE 6L6 clone is a unique design that sounds Unraveling the Set-Neck Vs. Παράδοση 4 έως 10 ημέρες May 20, 2020 · Groove Tubes 12AX7-C "Fender" - 1:44 Telefunken Black Diamond ECC83 - 2:02 Genalex Gold Lion B759 Gold Pin - 2:20 Mullard cv4004 - 2:38 Tung-Sol 12AX7 - 2:55 JJ ECC83s - 3:13 JJ E83CC - 3:31 JJ Aug 23, 2019 · A Ruby 12AX7 will be usually a JJ or a Sino both of which I like better than Sovtek which Groove Tubes relabels. Last edited by Isaac on Thu, Mar 04, 2010 12:55am, edited 1 time in total. It has good balance and good crunch. If you want a little more "in your face" sound, the Tung-Sols have the gain. To my ears, the Tung Sol was clearly the best in terms of clarity and articulation; not sure about harmonics Nov 19, 2013 · Most audio pre-amps use a 12AX7 tube. Etymotic Earphone problem? Ask Mike Franceschini. In my Jolida amp my favorites are the JJ 5751 tubes, and Ruby 12AX7AC7 HG+ aka TAD 7025-S and Preferred Series 7025. TESLA E83CC - FRAME GRID NOS TUBES - MATCHED PAIR - TELEFUNKEN ECC803S. The tone is better that almost anything I've heard. and I went through quiet a lot to find which I liked most. News From Dr. I have a NOS 5u4G rectifier tube coming and a set of RI 5881 Tung-sols A pair (so far) of weber 10" alnicos for the bottom of the cabinet, not sure whats going in the top yet. All of the other tubes here are of the 3 mica spacer design with short wide plates. 7025 is higher in gain and a bit brighter then the 12AX7. I think JJ 6L6 are great tubes. Tung-Sol NN099-G Tube 12AX7/ECC803S. The 14mm gray short plates could shine too. Aspen Pittman / Groove Tubes - The Legacy Continues. These are wonderful, old style Tung-Sol tubes with long greyplates, and the old version white label. It was one of the best current production 12AX7 tubes at the time but sales slowed due to high cost compared to some other 12AX7 tubes. This graph is based on the average gain and noise measured from different tube brands using the same number of samples for Interesting this thread popped up today, the mailman just dropped off 3 tung sol 12ax7 for my hotrod deville 4x10. They are very close but the gold pin will have slightly less gain in the mids. ECC83/ 12AX7A-TUNG SOL RU GOLD PIN Tung-Sol Russia The Tung-Sol ECC83 12AX7 ECC803s Gold pin is made in Russia and is a factory selected gold plated pins version of the In stock £19. 36) Posted by Jimmy on 2004-03-02, 08:16:33 (207. What a fantastic tube for a blusy drive sound, and it still produces a fantastic clean sound when not overdriven. Medium tubes fall in between soft tubes and hard tubes. I am selling these extremely discounted. Telefunken 12AX7 tubes have been known to last tens of thousands of hours - maybe even 100,000 hours. May 20, 2020 · Groove Tubes 12AX7-C "Fender" - 1:44 Telefunken Black Diamond ECC83 - 2:02 Genalex Gold Lion B759 Gold Pin - 2:20 Mullard cv4004 - 2:38 Tung-Sol 12AX7 - 2:55 JJ ECC83s - 3:13 JJ E83CC - 3:31 JJ TUNG SOL 6W4 GT RECTIFIER VACUUM TUBE ABSOLUTELY NEW OLD STOCK NOS NIB SINGLE . All user reviews of 3/5 for the Tung Sol 12AX7 Last year I bought one 12AX7 from each of Tung Sol, Electro Harmonix, JJ Tesla and Sovtek and trialed them one after the other in a Fender Champ 600 against the stock tube. That’s all of the tubes I’ve tested so far I've found (for my playing and tone) that the stock Fender Groove Tubes are a little harsh, a little too distorted sounding, and compared to those tubes, these Tung Sol tubes feel a lot more refined, clean and clear, musical and also more reliable. 12AX7: Since this is the most common tube in guitar amps, a wide variety of brands (including some resurrected old brands) are available to choose from. 101) I am pleased with the RCA 7025 tall grey plate tube performance. Tube Test - 12AX7 Tung Sol Reissue. Forum Index > Electronics: Next oldest topic:: Next newest topic: Author Find many great new & used options and get the best deals for Tung-Sol 12AX7/ECC83 vintage tube at the best online prices at eBay! May 20, 2020 · Groove Tubes 12AX7-C "Fender" - 1:44 Telefunken Black Diamond ECC83 - 2:02 Genalex Gold Lion B759 Gold Pin - 2:20 Mullard cv4004 - 2:38 Tung-Sol 12AX7 - 2:55 JJ ECC83s - 3:13 JJ E83CC - 3:31 JJ Mostly those were the foil getter 12AX7 tubes, often marketed under the Aspen Pittman era Groove Tubes moniker. Aug 03, 2014 · 50+ videos Play all Mix - 12AX7 SHOOTOUT DIRTY MARSHALL TONES YouTube 17 Guitar Preamp TUBES Comparison - Mullard, JJ, TAD, Philips, EHX, TUNG-SOL, - Duration: 8:40. However, in reality there are comparative gain differences among 12AX7s. " This truism places the 12AX7/ECC83 class at the top of a list for the most important tubes in your amplifier. Groove Tubes GT-12AT7Groove Tubes (Fender Exclusive GT-12AT7Groove Tubes (Fender Exclusive) GT-12AX7 (qty 3)JAN Philips ECG 34167 8752 AHY 12AT7WCunknown 12AX7?TUNG-SOL MADE IN RUSSIA Discussion about any amps, effects, or anything else to go along with your prized possessions. Tung Sol NEW (NOS) This is an excellent 12AX7 which is very difficult to find these days. 6-month Promotional Financing Available ‡ Rated 5. . 00 a pop! Groove tubes 12AX7M: These are the chinese so called mullard copies. With a tube phono I really like the Sovtek 12AX7LPS tubes and the newer Mullard CV4004/12AX7 tubes. Tube and Bias Info. I too would avoid Groove Tubes. The Big 12ax7 Tube Test. With high-gain, low microphonics and superb linearity, this 12AX7 is hard to beat. For my Tube AMP Studio I got the 12AX7 which I can recommend; Tung-Sol 12AX7 preamp tubes are considered one of the best pre amp tubes for both guitar and Hi-Fi amplifiers. As a diehard EL34/6L6 tube addict, I could not imagine living like Hans Gruber, “on the beach, earning 20%,” without a little Musical Paradise MP-301 amp by my side decked out Apr 19, 2017 · IME, a great new production 12AX7 is the Genalex Gold Lion 12AX7 / ECC83 / B759 gold pin (Russia). I had concerns would this make the pow May 20, 2020 · Groove Tubes 12AX7-C "Fender" - 1:44 Telefunken Black Diamond ECC83 - 2:02 Genalex Gold Lion B759 Gold Pin - 2:20 Mullard cv4004 - 2:38 Tung-Sol 12AX7 - 2:55 JJ ECC83s - 3:13 JJ E83CC - 3:31 JJ A custom 12AX7 switching box was constructed to allow for a quick switch comparison of six tubes at a time while plugged into the V1 socket of a Marshall JCM800 2203 guitar amplifier. I'm guessing that you are referring to preamp tubes only? The current Mesa 12AX7's are JJ's. January 26, 2016; Tube vs Solid-State – Why Do Tubes Sound Better? TungSol 12AX7 is our go-to tube for guitar amps. They are very detailed with nice upper-end harmonics and complexity. Big, warm, and musical. The new solid plate, triple getter Ruby KT88V-STR has excellent reliability, focused soundstage, and a wide linear frequency response. New listing 4 excellent Blackburn mullard 12ax7 tubes New Old Stock Final tube selection included a head to head using old Mullard build I61 and I63 vs. If you want more presence go with Tung sol. Mar 03, 2005 · So, revitalized, I tried it all over again, same organ, all my tubes I had in my house of a 12AX7 nature: GE, SYLVANIA, TUNG-SOL, CHINESE, TELEFUNKEN, AMPEREX, MULLARD, RCA CLEAR TOP, RCA BLACK, etc. Mullard CV4004 in Marshall 1923c Review by James This tube sounds terrific in my DSL 50 combo. I think the EH 12AX7 is another "middle of the road" selection. Hey All. I recently retubed the preamp stage in my '94 Twin with Tung-Sol 12AX7's and they sound amazing. Tube Test - JJ803S. I ordered a pair of Sovtek 12AX7's, and when I installed them in the 5E3 it started ringing and busting into squealing feedback as soon as I turned the volume up to barely audible. Z-Fest.  It was one of the best current production 12AX7 tubes at the time but sales slowed due to high cost compared to some other 12AX7 tubes. These rare industrial type 6681 were designed to maintain a uniform output even if the input filament voltage varies. Shipping to continental us only. JJ or Tung Sol. Tung-Sol 12AX7 delivers good gain without washing out the fine details and textures. This RCA tall plate 7025 is rather rare as opposed to the RCA 12AX7 tall grey plate. This list is our current tube type, location and bias points for all of the Dr. The ECC83 is a mid gain tube and will have less gain than a 12AX7 (ECC803S). Ask the Experts. Some amps dont work with brite tubes, i luv the goldlion B759 12ax7 gold, its about $24. Oct 22, 2016 · You might try a Svetlana 12ax7. The 5881's that came with this amp were Groove Tubes, but they were clearly rebranded Sovtek 5881WXT tubes. It’s also more heavy duty so it can take a beating. Tung-Sol 6V6GT - The Tung-Sol 6V6-GT is an outstanding tube and I feel it delivers a much smoother overdrive that you could describe as creamy instead of crunchy. The Tech Valve is a new manufacturer that has just released a brand spanking new 12ax7 that will have a 10,000 hr life span. 10 Mar 2016 A review of the Tung-Sol 12AX7 Vacuum tube. PDAView Full Version : 12ax7 vs 12AT7 vs 7025 etc. May 20, 2020 · Groove Tubes 12AX7-C "Fender" - 1:44 Telefunken Black Diamond ECC83 - 2:02 Genalex Gold Lion B759 Gold Pin - 2:20 Mullard cv4004 - 2:38 Tung-Sol 12AX7 - 2:55 JJ ECC83s - 3:13 JJ E83CC - 3:31 JJ Tubes. TungSol 12AX7 handles everything from vintage rock sound to modern high gain tone. General. Review (mpn: 12AT7 for sale) 12AT7 Tung Sol Groove Tubes Electro Harmonix 6l6 5AR4 Gc Str 12AX7. They look very similar to RCA 12AX7's with gray ribbed plates. Music Man Amps Discussion Forum » Tubes & Substitutions : Thread: Last Poster: Posts: Pages: Last Post: Looking for tubes: Saras K. I recently auditioned Tung-Sol 12AX7s for my new plexi style builds, they're not really bad soundwise (noy my favourite though, a bit on the dull side for my taste). But i have to say right now what sits in my marshall is a tung-sol, rca, rca and any tubes I can afford to purchase in the near future will be from Terry. V1: JJ ECC83, V2: Tung Sol 12AX7, V3/4 JJ EL84 (matched pair), V5: 5Y3 The tube is manufactured to very high quality standards. The only tubes I won't buy are from China. Mullard 12AX7 has a bit more fullness to the sound. I've got a set Tung Sol 12AX7 tubes in my hifi-amp, they are supposed to sound like the old Mullard tubes. This 12AX7 is the Ultimate 12AX7. 1. subdirectory_arrow_left Gear and instruments {{parentCat. Rolled out the Chinese tubes for these tung sols in my yaquin ms23b pre amp. There are so many variables; tubes , cartridge styli, etc, etc; it can drive you nuts searching for “the sound” My ears are 75 years old, so who knows. When you buy products through links across our site, we may earn an affiliate commission. Tung-Sol 6V6GTs are the holy grail for players who crave the sound of a Fender Princeton, Deluxe or Champ, or those who revere the tone of the earliest Ampeg Jet and Rocket. We specialize in amplifier repair and guitar amplifier modification of vintage as far as putting the chinese tubes in all of the other position, i would spend the extra money and at least put JJ's in all the other positions. for example: V1 tung sol V2 tung sol and the rest JJ instead of the chinese tube. Tung Sol 12AX7 - "powerful preamp tube" I had been waiting for some time to try these particular 12ax7 tubes out. 5k spec on plate resistance is where folks go wrong. In both cases, careful examination revealed no serious problems and all the tubes “tested” as good. Plainly you can see the 2 mica plates 3/16" apart and there sino or a very old tube 1960s . From our review of this tube: "There are only so many ways to describe tube tone and most have become cliches. We do not ship tubes without this information. wrc73 Senior Member. 3. 12AX7, 5751 and 7025 tube reviews by John Templeton. I have a TAD select 7025 and its made in russia and its very good with a good warm gainy vibe pushed. High gain, super low microphonics, and superb linearity with a three dimensional tone. I don't think you can go wrong wif dem. I will detail the sound of each European tube type below. 6 Jul 2016 17 Guitar Preamp TUBES Comparison - Mullard, JJ, TAD, Philips, EHX, TUNG- SOL, - Duration: 8:40. 0/5 Stars. An attempt at De-Mystifiying the Sovtek 12AX7 WA, WB WC Variants. 95 each Very rich, warm/round and balanced, good harmonics, excellent in V1 / 1st position of most vintage & high-gain amps. Both of these Tung Sol 12AX7's are ECC803S. As a diehard EL34/6L6 tube addict, I could not imagine living like Hans Gruber, “on the beach, earning 20%,” without a little Musical Paradise MP-301 amp by my side decked out May 20, 2020 · Groove Tubes 12AX7-C "Fender" - 1:44 Telefunken Black Diamond ECC83 - 2:02 Genalex Gold Lion B759 Gold Pin - 2:20 Mullard cv4004 - 2:38 Tung-Sol 12AX7 - 2:55 JJ ECC83s - 3:13 JJ E83CC - 3:31 JJ Discussion about any amps, effects, or anything else to go along with your prized possessions. Dec 04, 2017 · Today I substituted the JJ 12AT7 in the preamp for the Tung-sol 12AX7 preamp tubes in V1,V4. USA The New Sensor "Tung Sol" is something of an offshoot of the older Electro Harmonix 12AX7. Mullard 12AX7 is a long plate design The Tung Sol reissue 12AX7's were more open with better touch sensitivity and dynamics. Tung Sol 12AX7 Cryo Preamp Vacuum Tube - Single; Electro Harmonix 6H30Pi EB Gold Pin Cryo; Sovtek 6H30Pi EB Cryo; Gold Lion E88CC / 6922 Gold Pin Cryo / Matched Pair; Tung Sol 12AX7 / ECC803S Cryo Gold Pin Tube; Gold Lion KT88 Cryo Treated Matched Quad; 6N1P-EV Super Cryo Matched Pair Tubes; Tung Sol KT120 Cryo Matched Quad All that said I have not heard the Tung Sol reissue. The CV is also made at the same factory so I'd guess it's also pretty much the same, only made with slightly different materials than the others. Sounds good , but hard to compare to the Chinese original or the jj’s that these replaced. May 20, 2020 · Groove Tubes 12AX7-C "Fender" - 1:44 Telefunken Black Diamond ECC83 - 2:02 Genalex Gold Lion B759 Gold Pin - 2:20 Mullard cv4004 - 2:38 Tung-Sol 12AX7 - 2:55 JJ ECC83s - 3:13 JJ E83CC - 3:31 JJ The Big 12ax7 Tube Test. But read your manual or look online to make sure yours does before shelling out for a Telefunken 12AX7. I know that the Tung Sol reissue, Electro Harmonix, and CP Svetlana 12ax7's are pretty much the same tubes made with different plate coatings. It came stock with Groove Tubes; = one Sovtek 12AX7, and one Sovtek EL84). There is close to $50 difference for the Gold pin, but unlike the Tung Sol they gold vs standards are a completely different tube. It's quite the mine field. factor of about 70% vs 12aX7 at 100%. Ask Lefty - Forum Q's ONLY. Groove tubes also offers all of the sovtek tubes which are reviewed above. The V2,V3 preamp tubes are Tung-sol 12AU7 and the power tubes are Tung-sol EL34B. Have yet to find too much on the 5751M by groove tube yet. They are the best preamp tubes I've tested in my hifi-amp. With a Jolida Tube DAC 2 I really liked the Genelex Gold Lion 12AX7 tubes. Mullard 12AX7 is a long plate design The Tung-Sol 12AX7/ECC83 is the gold standard of preamp tubes favored by guitar tone junkies, and one of the most important links in your tonal chain. I also like Chinese 12AX7 tubes in the phase inverter because the bright tonal character adds a nice bite. 69 matches Tung-Sol 12AX7 Tube Open quick view Tung-Sol 6L6GC STR Matched Power Tubes Groove Tubes Gold Series GT-12AX7-C Preamp Tube. They are bold enough to claim they are the best  4 Jan 2020 I liked the new Tungsol -less meaty and less gain than the Mullard. The 12AX7, 12AT7, 5AR4 at least for sure. It has NOTHING in common with an original Tung Sol 12AX7 and if you look at the two of them side by side, other than pins and glass, there is no part or assembly that are alike. Anybody try the new production Tung-Sol 12AX7 in any of your amps? Happy or no? If not, what are you using? I've got a set Tung Sol 12AX7 tubes in my hifi-amp, they are supposed to sound like the old Mullard tubes. This tube is a bit different from the others on the list in terms of physical design. MATCHED PAIR: New Old Stock in original box. These tubes are smooth with a brighter sound. categoryName_sPlural}} subdirectory_arrow_left Guitar Amp Tubes The tung-sol reissue 12AX7's get pretty good reviews. Παράδοση 4 έως 10 ημέρες Groove Tubes 12AX7C. This 1962-64 military spec Tung-Sol 5751 tube is a lower gain 12AX7 equivalent. It has good balance and  Buy products related to 12ax7 preamp tubes and see what customers say about 12ax7 preamp tubes on Amazon. 4. Groove Tubes GT-ECC83-S Select Preamp Tube. I use the Tung Sol 12ax7 in the V1 position, and the JJ ecc83s in the V2 position. 89. All 12AX7 tubes have an amplification factor (μ) of 100 ("high-mu"). I am cleaning out all my old parts and tubes. Now, I was kinda disappointed to find out when I got the Tung-Sol's that they are made in Russia, and have *almost* the same plate design/internal structure as Electro Harmonix tubes, because I just don't 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. Re: If Tung Sol 12ax7 are now made by Electro Harmonix then are. Sounded great, but the tubes were borrowed from my own amp. There are better choices for HIFI. 249. Dec 06, 2009 · Okay, I'd ordered a bunch of tubes off ebay for when my 6260 came in; it was a sick package deal of 4 JJ 6L6 tubes, and 6 Tung-Sol 12ax7's. Last year I bought one 12AX7 from each of Tung Sol, Electro Harmonix, JJ Tesla and Sovtek and trialed them one after the other in a Fender Champ 600 against the stock tube. (And the Tung-Sol are less expensive,) May 20, 2020 · Groove Tubes 12AX7-C "Fender" - 1:44 Telefunken Black Diamond ECC83 - 2:02 Genalex Gold Lion B759 Gold Pin - 2:20 Mullard cv4004 - 2:38 Tung-Sol 12AX7 - 2:55 JJ ECC83s - 3:13 JJ E83CC - 3:31 JJ Nov 13, 2019 · The Groove Tube 12AX7C is a rebranded Shuguang 12AX7A. Joined Jan 14, 2010 Messages 1,720 Reaction score 1,430 I'll echo Tony65x55's thoughts on JJ. Click here to buy complete sets of tubes for your Z amps from The Tube Store. " Tube tests as new with balanced sections. These tubes have plate current (Ip) and transconductance (Gm) matching numbers in the middle of the range. 12AX7 is the U. tubes emphasize even order harmonics, so you get a warmer clean sound, and a very harmonic overdrive sound in a guitar amp which is very pleasing to the ears. That happiness because they sound much better than the lamps "Groove Tubes". Learn more about Groove Tubes and purchase upgrades and replacement tubes to improve Sovtek, Svetlana, and re-issues of Mullard and Tung-Sol tubes), JJ Electronic, Shuguang, SED GT-12AX7R2, Sovtek 12AX7-LPS Vacuum Tube. This tube has tones similar to the older Mullards or Brimars. This represents a huge gain factor change from 100 on the 12AX7 to 60 on the 12AT7. From best to worst they are Russia, Czechoslovakia, and China. The tube did seem quieter breakup wise than the Tung Sol with more headroom too. Groove Tubes Vacuum Tubes, Vacuum Tubes 12ax7, TungSol 12AX7 is our go-to tube for guitar amps. Groove Tubes are not just other brands relabeled. Mar 10, 2016 · This comment is not in response to your information; but in direct response from my own experience with trying the Tung-Sol 12AX7 as a pre-amp tube: I’m playing on a Crate Palomino V8 (Class A amp). ****OUT OF PRODUCTION***NLA**** 12ax7 tung sol vs groove tubes Gearslutz is part-supported by our visitors. Get a low price and free shipping on thousands of items. I doubt there is a better tube in this pricerange. GT 12AX7M. Sweeter than both. This tube was an excellent recommendation. The white print on the glass has the Tung-Sol logo (partial) and reads "JTL-5751WA. 12 user reviews of 3/5 for the Tung Sol 12AX7. Preferred Series 7025/12AX7 Tubes for Steel. I just finished an EL34 5E3 build, and I tested it with a pair of EH 12AX7's. Nowadays tubes are not made this specific so the name means almost nothing except on old tubes. NOS GE The amp is my Weber 5F1a kit (requiring 1 5Y3, 1 6V6, and 1 12AX7), and the guitar is my PRS Soapbar SE. Classic rock guitarists and players who play a wide variety of styles generally use medium rated tubes. Johan Segeborn 54,464 views The Tung Sol 12AX7 is warm and big musically. varodom : 30 May 09, 2012 · It sounds sweeter than Svetlana and more transparent and dynamic than the 6as7. The original Tung Sol 12AX7 was a pretty good 12AX7 but IMO the other USA factories sounded a bit better in Fender amps; especially the RCA and Raytheon long black plates. (NOT the Chinese variant. Overall I find the Tung-Sol a bit clearer in the lows, and the JJ smoother in the highs. Tung-Sol 12AX7/ECC83. This is a great tube for rock and metal players. I agree that the current Tung-Sol 12ax7 is a very nice low-cost replacement tube and there are some nice lower cost 7025s being made as well If you have some major spare cash, the UK made Mullard "NOS" 12ax7 or 7025 have a very nice warmth to them but you are looking at posssibly $50-$150 or more per tube. I've never liked JJ preamp tubes except for maybe durability in a reverb slot. I put it in V1 with a tung sol in V2. High Gain, ultra-low microphonics, and superb linearity with a dynamic 3-D sound There are three tube factories left in the world. USA 12AX7/ECC83: These tubes include those produced by RCA, GE, Sylvania, Tung-Sol, Raytheon, Ken-Rad and a few others. Electro Harmonix Cryo · General Electric Cryo · Groove Tubes Cryo · Harma Cryo The term 'new old stock' refers to tubes or valves which are new but are from The Tung-sol reissue valves are produced by the Sovtek Corporation to high PINTung-Sol RussiaThe Tung-Sol ECC83 12AX7 ECC803s Gold pin is made in   This is Groove Tubes' Copy of commonly re-branded Chinese tubes. Amplifier Repair & Modifications. Groove Tubes used to sell that tube as the 12AX7R3. Groove Tubes does have a 12AX7C which is a Chinese Sino tube and is a very good tube for heavier gain in the V2 position. 0 out of 5 stars 2. Price of NOS 12AX7s got you down  of £20 or more. HE is a good lamp for those who want to gain correct without taking off the wallpaper from the Tung-Sol NN099-G Tube 12AX7/ECC803S. Bolt-On Myth. I was looking for clarity, articulation and harmonic content. Buy Groove Tubes GT-12AX7-C Select Preamp Tube at Amazon UK. First note: Tung-Sol 12AX7 crushes everything in its path in terms of gain. The rectumfryer used is a NOS JAN Phillips. The Tung Sol ECC803S gold pin tested on 5/9/13 had proper plate resistance but it was not as consistent as this Northern Electric offering, The Tung Sol tube also was more noisy and compressed more quickly. The difference is subtle, but absolute to the discerning ear. 75 Buy Now ECC83/ 12AX7A-UNITED ELECTRONICS United Electronics These ECC83-12AX7A United Electronics have the ladder plate anode and appear to be very well made. Mullard Electro Harmonix Groove Tubes Tung Sol Ruby Thanks Ed. 12AX7 / ECC83 / CV4004 / CV492. They had less apparent sustain due to a lack of relative compression. Current tube line up October-2019 Carmen Ghia. Next to Telefunken, Mullard 12AX7 tubes are the best sounding. The tube is manufactured to very high quality standards. I was thinking about a Tung Sol 12AX7 RI, but ONLY if it's warmer (less bright) than the Preferred Series/TAD's. " According to the manufacturer, this Tungsol 12AX7 is the Ultimate 12AX7. (NOS) Tung Sol (NOS) RCA (NOS) Phillips 12ax7A (NOS) Groove Tubes  Improved reissue of the Vintage NOS Tung Sol 12AX7; Superb linearity with a dynamic 3-D sound; Preferred by guitar technicians for re-tubing and upgrading,   Failure to do so will delay processing of your order. Jun 13, 2009 · Right now I am looking at a set of Tung-Sol 12ax7, but I have only been able to find one good review of these tubes, and no one I know/have talked to has used them before. New Tung-Sol Reissue GOLD PIN 12AX7 ECC83 GAIN MATCHED Pair (2) Vacuum Tubes. Response: In the old days the 12AX7 and 7025 were different quality tubes. I do like a JJ ecc83s in V1 of my orange, just cause it keeps single notes a bit thicker at lower gain settings. Get the guaranteed best price on Preamp Tubes like the Tung-Sol 12AX7 Tube at Musician's Friend. They aren't just names. Preamp Valve Test (JJ, Groove Tube, Tung Sol and Mullard ) « Reply #16 on: May 21, 2008, 06:38:30 AM » IS it just me or are there no EL34 version in the Mullards? Fender Guitars: Official Enthusiast Forums Preferred Series 7025/12AX7 Tubes for Steel. If I can compare the 3 tubes to 12ax7: Svetlana is like Telefunken – clear etched sound, RCA is like… RCA Smiley warm and juicy, but not very transparent – also noisier than the other two; Tung-Sol is like Mullard – very transparent and dynamic, but relaxed. The Tung-Sol RI's IMO are much more musical. 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. Although i havent tried the jjs the improvement over groove tubes is huge, ill never go back. Tung Sol. I really like that tube in the phase inverter slot in my amp along with one in V1. I understand these made "Top 12AX7" in a recent VTV 12AX7 shootout. Tube comparison, FYI: reissue Tung Sol's vs. Groove Tubes GT-12AT7 Preamp Tube. JJ ECC83S 7. Welcome to TubeDepot Javascript must be enabled to use this site. Tung Sol is a popular V1 for br00tz. Groove Tubes 5751 8. Groove Tubes GT-12AT7 GT-12AT7 Preamp Tube. It really suits me that it is a bit darker overall than the Tung-Sol I had in V1. 12AX7 / ECC83 preamp tube High gain, Extremely low microphonic and That happiness because they sound much better than the lamps "Groove Tubes". I changed 3 of the 6 lamps (become microphonic), namely by Tung-Sol 12AX7 input (V1), a JJ ECC83 in V6 (clear channel) and another Electro-Harmonix 12AX7 in V3 (loop effects). Replacement Preamp Tube for ECC83 and 12AX7. i tried the same thing and i felt it flaten my tone out a bit in my tri i just have tung sols across the board. Their EL84's also can take a beating in amps that would eat a lot of other tubes. Matched & Balanced Premium quality tube. categoryName_sPlural}} subdirectory_arrow_left Guitar Amp Tubes Visit our online store for easy ordering of NOS and new production vacuum tubes. I say nearly because they make the Groove Tube 6L6GE themselves. It’s a basic circuit: 1 12AX7 pre-amp, and 1 EL84 output). Follow. The only comparable is the 7408 from RCA and that an industrial grade worth a fortune. The variants were made to get around patents and licenses. Avoid. Holding 62. They exhibit good headroom, but will break up and distort when pushed. Tung sol groove tubes electro harmonix - all are new. Ideally, every 12AX7 should yield the same gain when placed in the same circuit. and like it as well and i also like the tung-sol and ei new tubes , Each one of them serves a differant purpose and a differant spot in my amp . S. Arguably the Best sounding American 12AU7's ever made are the RCA Clear Tops and Tung-Sol's. and 7025 is the industrial name. Jun 13, 2009 · I think the Fender Groove Tubes 12AX7 is a safe bet, but you and your amp may want a different flavor. 1: RCA 7025 & 12AX7 differences? (13. I stayed away from TAD, JJ and Groove Tubes on the understanding (quite possibly wrong understanding) that they are Chinese made. Due to its rugged construction and conservative ratings, it is the most reliable current production EL84 type available for use in Vox AC-30 type amplifiers. Choose from names like RCA, Mullard, GE, Philips, Amperex, SED (Svetlana Electron Devices), Sovtek, JJ, Tung Sol (NOS and Reissue) and Electro Harmonix. I like the mix of these two preamp tubes. The New Sensor "Tung Sol" is something of an offshoot of the older Electro Harmonix 12AX7. The EHX is a bit more bright and crunchy/harder. While I love the Tung Sol RI's, these tubes sounded nearly identical, except they had a tiny bit less midrange. I compared this 12AX7 to the Tungsol and liked the GT much better. V1: JJ ECC83, V2: Tung Sol 12AX7, V3/4 JJ EL84 (matched pair), V5: 5Y3 May 08, 2013 · If this is off something or everything will be off as well. 12ax7 tung sol vs groove tubes Gearslutz is part-supported by our visitors. Tungsol Tube, reissue from original design. They are not sterile sounding. A separate filament transformer was used on the switching box to simultaneously heat all six comparison tube filaments without overheating the amplifier's power I have read that the Tung Sol 12ax7 is a finicky tube that will die fairly quickly in the cathode follower position which I found out first hand before reading that. The Tung-Sol EL84/6BQ5 is a popular EL84/6BQ5 tube for guitar amplifiers, such as those built by Gibson and Harmony. I'm working on tweeking a 59 bassman LTD. All 12AX7 tubes have an amplification factor (μ) of 100 ("high-mu"). Very consistently made tube. Mesa/Boogie 5U4GB Rectifier Tube. Thread starter wrc73; Start date May 5, 2011; W. They are brighter than the JJ's and have a slighly scooped midrange to my ears along Genalex Gold LIons 12ax7 - these also come in a gold pin and standard - BUT in this case the standard in made in China, and is a short plate design, where the Gold Lions are Made in Russia and a long plate. This graph is based on the average gain and noise measured from different tube brands using the same number of samples for Genalex Gold LIons 12ax7 - these also come in a gold pin and standard - BUT in this case the standard in made in China, and is a short plate design, where the Gold Lions are Made in Russia and a long plate.  Groove Tubes used to sell that tube as the 12AX7R3. TungSol 12AX7 is our go-to tube for guitar amps. To my ears, the Tung Sol was clearly the best in terms of clarity and articulation; not sure about harmonics 12AX7 . Found 200 records in Search of Tubes Asylum. Welcome to the forum. 00 + Every single tube sounds awesome bottom too top. May 20, 2020 · Groove Tubes 12AX7-C "Fender" - 1:44 Telefunken Black Diamond ECC83 - 2:02 Genalex Gold Lion B759 Gold Pin - 2:20 Mullard cv4004 - 2:38 Tung-Sol 12AX7 - 2:55 JJ ECC83s - 3:13 JJ E83CC - 3:31 JJ Any experiece with Groove Tubes? consider mullard, JJ or Sovtek lps. As I have said many times before, even if a new tube is a good tube I feel it is a shame that some companies put great names from the past on what is generally an Tung Sol 12AX7 / ECC83 - $14. MONGO LIKE!!! I don't think I've tried a Mullard of any sort, but I have tried a number of popular tubes, and all's I can say is the Tung Sol's the cat's mouse for me. Tung-sol deosnt have as much midrange complexity and has a more grainy top. 12 user reviews on Tung Sol 12AX7. The Telefunken sound is warmer and fuller than the Tung-Sol tubes. I tested them in my tube tester, and the emission test reads lower than every other 12AX7 I compared to (NOS and new production). Johan Segeborn 54,983 views · 8:40. At the moment all others are bought from elsewhere. Same family as EHX and Tung-Sol. Aug 23, 2019 · A Ruby 12AX7 will be usually a JJ or a Sino both of which I like better than Sovtek which Groove Tubes relabels. Jun 14, 2008 · Mongo like Tung Sol very very much. No international bidders please. 5. YES, I know that the Preferred Series/TAD's are also made in the Shuguang factory, but to higher standards than the "entry level" tubes, replicating a Mullard plate design. OK so it is branded Groove Tubes, but, it is still a Sovtek 12AX7WA The lower gain makes for an amp with A. Special Order 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. I did some testing with a range of 6L6's and thought the JJs were in the same ball park as Winged =C= and some Mesa/Boogie 80's USA 6L6s (STR 415), while other current production tubes definitely fell short. ) I also like the new production Tung-Sol 12AX7 (Russia), particularly if you want a "warm" sound. All believed to be working when removed from amps, but sold as is without warranty. K 13th May 2020 bought a Tung Sol EL84 Matched Quad. Tung-Sol 12AX7 / ECC83. Tung Sol 6. I had concerns would this make the pow As far as new production 12AX7/7025's, I vastly prefer the Tung-Sol RI's to the JJs and others. No PO boxes. I had read a great deal of good things about this model of tube and had very high expectations going into the purchase. The new productions like Tung Sol are actually building their unique variant of the original tube design. Z Amps. The Tung-Sol 12AX7 has the gain and drive of a Chinese 12AX7 and the pure tone of Both of these Tung Sol 12AX7's are ECC803S. GE 5751. 12AX7 Comparison of Current Made Tubes This gold pin Russian made Tung- Sol is similar to the plain pin version, but with a little Groove Tubes 12AX7 6 May 2019 I typically use Tung Sols in the first preamp stage because they have a warm sound. tung sol 12ax7 vs groove tubes

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