Upscale tested, gra. Military spec tubes with ribbed short plates and halo getter. These are a very consistently made tube, sweet sounding, and very warm. From €34.90 *. tube 1: 1,400/1,400 (Dynaco label) Price is for the PERFECT BALANCED & MATCHED PLATINUM GRADE PAIR (2 TUBES) This 10,000 hour rated super premium 12AX7 tube performs and sounds identicle to the Telefunken ECC803S and is actually more affordable and out-of-production. Item Information. Item Information. These pairs are matched to within 2-3 percent Gm. Mullard 12AX7/ECC83, Matched Trio. I prefer the clarity of those older long-plate versions. Kevin knows his tubes. Lowest noise and microphony with the tightest triode balance we have available. . the long plate mullard is jus tanother 12ax7, nothing better than ehx, sovtek, jjs, etc. Best Seller . 1 watched in last 24 hours. NOS NIB 1966 Mullard M8137/CV4004=12AX7, Perfect Section Balance, AVO Test 100%+ $200.00. All 12AX7 tubes have an amplification factor (μ) of 100 ("high-mu"). With the 12AT7s though, no comparison is so profound as the CV4024 vs any of the others, Mullard or otherwise. The TAD 7025 WA HIGHGRADE delivers full gain with smooth top end. Remember Part Number: NN-M-EL34. Britain (Plug&Play Ready to Use) - M. Pairs/Quads/Singles We already have some RCA and Sylvania 12AX7 tubes and, considering the fundamental impact they have on the tone (V1 magic is real), it would be nice to have a Telefunken, Mullard, Brimar, Siemens or even "newer", non military-grade brands like Tung-Sol or Electro Harmonix. 4.8 out of 5 stars 1,369. Dual Logo Old Shield and CV - Gt. Hence this sale. Re: Mullard 12AX7 tubes. I'd rather havea Tele tests weak vs any other 12AX7 NOS on the market. Upgrade for 6AK5 / 6J1 / 6J1P / EF95 - JAN 5654W Platinum Grade Pair. 39 $29.95 $29.95. If the amplifier has too much gain, a Sovtek 5751, which has 70% gain of a 12AX7 can be substituted. Best Seller . the 4004 had a little less gain than im used to but its very balanced and worked great for rock . Messages 10,337. MULLARD PAIR (TWO) 12AU7 ECC82 Preamp Tubes $ 38.75; MULLARD PAIR (TWO) 12AX7 CV4004 Short Plate Preamp Tubes $ 35.75; MULLARD PAIR (TWO) 12AX7 ECC83 Long Plate Preamp Tubes $ 34.08; Mullard PAIR TWO 6V6GT 6V6 tubes $ 56.75; Mullard Platinum Factory Matched QUAD EL-34 EL34 6CA7 tubes $ 96.95; Mullard Platinum Matched PAIR 6L6 6L6GC Tubes $ 62 . Add to Cart Add to Cart. It basically means the tube is best suited for the most sensitive first gain V1 spots. I'm a Mullard man myself, so I would recommend the Mullard CV4003 (12AU7), (platnium grade) from Upscale Audio and a pair of Mullard GZ34 (5AR4). this tube was the "Voice of the Vox AC-30." A mainstay of affordable quality hi-fi amplifiers of. Details about Vintage Sylvania 12AX7 PLATINUM GRADE Preamp Radio Tubes Matched Pair. Pair vintage tubes valves 12AX7 ECC83 Philips Miniwatt Holland tested. Get it Thu, Jan 6 - Fri, Jan 7. The purpose of this comparison is simply to provide guitar players with a frame of . The 12AX7 is a high-mu twin triode which operates in typical service as a class A amplifier, in the preamp stages of high fidelity, musical instrument, and public address amps, as well as professional line and microphone preamps, and many other audio and communications devices. The Mullard 12AU7 has a warm and detailed sound that is great for McIntosh amplifiers or any Hi-Fi low-noise circuits (and for any amplifier that calls for 12AU7, ECC82, 6189 etc. 12AX7 variants 1. Note: the European nomenclature for the 12AX7 is ECC83; the 12AT7 is ECC81; and 12AU7 is ECC82. $49.02. Free shipping Free shipping Free shipping. Just received a matched pair of the grade A Sophia 12au7's and they sound detailed with plenty of air around intruments with a slight warm tone and controlled bass. Get it Thu, Jan 6 - Fri, Jan 7. Home > Pre Tubes > 12AX7 ECC83 ECC803S E83CC 7025 CV4004 CV492 CV4035 M8137 M8214 6057 6681 > MULLARD CV4035 M8214 - MINT NOS NIB 1961 Military Box Plate Prem Grade Long Life M8137 ECC83 CV4004 12AX7 Wrinkle Glass Halo Getter Whyteleafe Prod. Has a smoother midrange similar to NOS Mullards (though not quite the same). FREE Shipping. I can't warranty for what your tester /opinion /friend/internet says. Call: 04 210 477 48 / 03 983 08 220. It is robust, quiet and smooth and balanced . FREE Shipping on orders over $25 shipped by Amazon. If you have an '80s production Mullard/Mitcham CV4024 (12AT7WA/ECC81 or M8162), and you're curious - try it as a swap for a 12AX7. 12BH7 EH - Electro Harmonix - One matched pair . A. 12AX7 Comparison of Current Made Tubes. The ECC803S was designed as an upgrade tube for Broadcast-stations in Germany . $24.39 $ 24. • 12AX7 / ECC83 valve equivalent. In Stock. Another tube that works well for this purpose is the Electro-Harmonix 12AY7EH/6072A. Upscale Audio's Kevin Deal reviews the Mullard 12AT7 / CV4024 Watch later Watch on Platinum grade - The best of the best. Riverstone Audio - Vacuum Tube Pin Straightener for 9-Pin B9A-Base (12AX7 / EL84 / 5670) and 7-Pin B7G-Base (5654 / 6AU6 / 6AQ5A) Tubes - Hardened Stainless - Hand Held - Straightens Vacuum Tube Pins. View View. $58.83 . There are variations on "Amperex" and Mullard ECC83, with the crudest distinction being long-plate (17mm) vs. short-plate (14mm). . 2/ Gold Lion 12AX7 reissues from Upscale Audio Cryo'd and Platinum grade ratings are on the box these were matched 1 pair $65 a pair 3/ Mullard 12AX7 reissues from Upscale Audio Cryo'd and Platinum grade ratings are on the boxes and these are matched 3 tubes $30 a single tube, $55 for a pair $75 for the 3 Thanks for looking The Ruby 12AX7AC5 High Grade tube is the Shuguang 12AX7 9th gen tube, but distributed by Magic Parts. If you've ever swapped a US-made 12AT7 in for 12AX7, you're well aware of the brash/bright character that brings. The 12AX7 is by far the most common out of all preamp tubes. Details. Ideally, every 12AX7 should yield the same gain when placed in the same circuit. Platinum - ie for a mic pre/EQ/comp. Vintage stereo gear, discounts, and previews can be delivered to your inbox, so you never miss a thing. The one 'regular' type 12AX7 I really love (it kick's ass with rock music -- and it's still cheap) is the RCA 17mm long blackplate! When Telefunken of Western Germany closed their production factories they still had a demand for their ECC803S audio tubes. Add to Compare. These are very balanced from top to.. $300.00. While there are definite audible differences in them, there is a certain amount of cork-sniffery. Even though the . AS I say we are only speaking of tiny nuances of sonics, but that miniscle gives Tele the edge over all other 12AX7's. Mullard Reissue CV4004 / 12AX7 Low Noise Vacuum Tubes. E81CC (6201) Mullard military type 12AT7 MATCHED PAIR: New Old Stock original box. Platinum Supporting Member. Great for hi-fi amps. Check out the link for more info. 4.6 out of 5 stars . This new re-issue of the famous Mullard 12AX7 made in Russia is the answer to your woes! 12AX7 / ECC83 / 7025. Mullard EL84. These were replacing the stock Primaluna silver 12au7's. The two front gain tubes in my Primaluna pr Mullard CV4024/12AT7 for sale. Condition: New. 4.8 out of 5 stars. 99. Details about. It upgrades 12AX7A and ECC83 tubes and replaces E83CC tubes. Ships from and sold by Tonal Tubes. The extra thick mica spacers support the rugged mechanical construction and the careful TAD quality control proceedure ensures performance stability and low microphonics. 7025S The new TAD is a faithful reissue of the legendary original Mullard . and charge accordingly for each grade. . The RCA's are about 25--30% cheaper than the Sylvanias in matched pairs (thanks Joe!) Also known as the ECC83 or the 7025, it is a dual triode tube that has the highest voltage gain of all preamp tubes, with a mu of 100. Add to Cart Add to Cart. For sale are 3 matched Mullard CV4004 12AX7 reissue Vacuum tubes from Upscale Audio the best tube reseller in the industry. 3. Upgrade for 6AK5 / 6J1 / 6J1P / EF95 - JAN 5654W Platinum Grade Pair. Brimar CV492 12AX7 ECC83 matched Pair. black plates, carbonized screens, and gold plated grids. Upscale Audio's Kevin Deal reviews the Mullard 12AX7 / CV4004 Watch later Watch on Platinum grade - The best of the best. More. Mullard 12AX7/ECC83, Matched Pair. 29. Details about TESTED VINTAGE MULLARD M8137 CV4004 12AX7 MILITARY GRADE BOX PLATE TUBE. It is not an optimal choice for guitar amps as it doesn't quite color the sound like other tubes we have tried. The Mullard 12AX7 is a great tube for Hi-Fi use. TUBE MUSEUM PRIVATE-STOCK SELECTION. The reissue Mullard 12AX7/ECC83 is a large plate format, which is characterized by having a large soundstage with a lot of detail. Free P&P Free P&P Free P&P. Seller 100% positive Seller 100% positive Seller 100% positive. I was lucky in a package deal of some 12AX7's and got a pair of F91s and a nearly mint MC1. Mullard 12AX7 is an excellent choice for upgrading the factory-installed 12AX7 and has become the go-to standard for audio applications. Item Information. →. Platinum Grade tubes, 12AX7 - ECC83 GENALEX GOLD LION .. $110.00. The Mullard ECC83 is a superlative piece of engineering, the high grade materials and well-considered construction ensure very low noise operation with exceptionally low microphony - vastly superior to any tube manufactured today. tube 1: 1,400/1,400 (Dynaco label) Price is for the PERFECT BALANCED & MATCHED PLATINUM GRADE PAIR (2 TUBES) This 10,000 hour rated super premium 12AX7 tube performs and sounds identicle to the Telefunken ECC803S and is actually more affordable and out-of-production. NOS ECC83 12AX7 Mullard The Photos are actual Photos of tubes you are buying Top Round Getter Date Code :- B9G Made in British New in White Box The tube tested is 100% strong Tested on Amplitrex AT1000 Advance Digital Tube Tester Sr. No.436018 T1=Ia=1.0ma Gm=1500 T2=Ia=1.1ma Gm=1600 This is typically 10% or tighter, but may be higher depending on available stock. Only 3 left in stock - order soon. Lowest noise and microphony with the tightest triode balance we have available. 2x Pair of new production Mullard 12AX7 CV4004 Vacuum Tubes. . I love them in my VAC Sigma 160i SE. Due to the nature of the vacuum tube circuit, this doesn't mean one . Today's new production Mullard tubes are constructed with the same commitment to quality and reliability. TESTED VINTAGE MULLARD M8137 CV4004 12AX7 MILITARY GRADE BOX PLATE TUBE. Why You Should Do Business With Us. This item: Mullard 12AX7/ECC83, Matched Pair. FREE Shipping on orders over $25 shipped by Amazon. If you research the 12AX7 types out there on audiotubes.com, you might find some more suitable tubes in your preamp. 29. "Platinum Grade" matched pair purchased about 10 years ago from Upscale Audio. 12AX7 Comparison of Current Made Tubes. Add to Cart Add to Cart. Timbre Wolf said: Nope. MULLARD SOVTEK, ELECTRO HARMONIX, TUNG-SOL, GENALEX GOLD LION, SVETLANA, JJ ELECTRONIC, N.O.S types in stock. Used pair of Platinum Grade Mullard CV4024/12AT7 from Upscale Audio. However, in reality there are comparative gain differences among 12AX7s. We won't bug you unless it's to share something worthy of hearing. MULLARD 12ax7 / Ecc83 Vacuum Tube Grey Short Plate. Where better then to source an alternative than. It is a high gain, low noise valve with a short… These are arguably the finest current production 12AX7s available. $24.39 $ 24. =a medium testing Tele will beat out a Siemens NOS/Mullard NOS/GE NOS. The Mullard CV4004/12AX7 reissue is a high gain, low noise tube, with a short plate structure for reduced microphonics. NOS is OK, tests strong is perfectly fine as well. FOR SALE: 1966 Philips Amperex branded Electrohome organ grade 12AX7/ECC83/7025A tubes made in Holland: Vacuum Tubes - Valves: $180.00: ON Aug 11, 2021: 8 : FOR SALE: Available Up To 15 Mullard/Torvac ECC83 12ax7 Premplifier Tubes: Vacuum Tubes - Valves: $135.00: ON Aug 08, 2021: 9 4.7 out of 5 stars 28. This set includes: (4) " Platinum Matched " Mullard EL34B power tubes. 4.7 out of 5 stars 28. Unused pair of "Kevin's Stash" grade Mullard CV4024/12AT7. This new production Genalex tube is manufactured at their Xpo-Pul factory (also known as Reflektor) in Saratov, Russia. Add to Cart Add to Cart. Less than 300 hours use. The TAD 7025-S is a faithful reproduction of the legendary original Mullard ECC83 valve which was made in England until the late 1960s. Unused, platinum-grade NOS Mullard tubes bought from Upscale Audio less than a year ago. GEC/Genalex CV6091/12AT7 for sale. Played clean, the TAD 7025 WA delivers a warm liquid tone which is very responsive to dynamic playing. Audio Tubes Direct is an authorized Tung-Sol, Electro-Harmonix, Genalex, Mullard, Svetlana . Here's the deal. GENALEX SINGLE Balanced and Matched sections 12AT7 ECC81 B739 Gold Pin Preamp Tube $ 38.95 Tung-Sol Factory Platinum Matched 6SL7 6SL7GT Tube $ 35.75 Tung-Sol Factory Platinum Matched PAIR (TWO) EL-84 Power Tubes Comes with original packaging from the factory, as shown in the picture. Mullard, ECC81, 12AT7, CV455 M. pair, Made in Great britain .. $130.00. All 12AX7 tubes have an amplification factor (μ) of 100 ("high-mu"). Excellent for use in high gain Marshall pre-amplifier circuits, where noise and microphoncs can be an issue. Fine, mild highs, creamy sustain in overdrive, slightly warmer in tone than THE TAD 7025 High Grade (RT010), while still defined with full tight bass. These are well made tubes that outperform any current made garbage, and are a step up from the standard vintage civilian 12AT7 tubes. 12AT7 WC - Electro Harmonix - Matched pair . Mullard Great Britain I-Code ECC83 / 12AX7. The best way to distinguish the versions are with the etched codes near the bottom side of the glass. A 12AX7 is a high gain tube. "High grade +" is one of the labels in the measuring system used by Magic Parts. The new production tubes coming out of Russia keep getting better and better and this is a good example. Remake of the MULLARD EL84 (Russia) manufacturer description: Copy of the original. For less gain, you can replace a 12AX7 with 5751, 12AT7, or a 12AY7. Rare NOS Raytheon 12AX7 ECC83 Tubes Blk Plate Sq.Get PLATINUM MATCHED 7025 LOOK! Russian-made Mullard Reissue 12AX7 dual triode. Get it as soon as Wed, Dec 15. It does imply that not every valve from a NOS stock is =, and the dealer I know would just be picking a NOS Mullard for me from his stock of 50 without any special tests. Most of the lettering is gone, but it says Made in Great Britain and is clearly an early squa. Some folks have reported them to be a smidge relaxed on top. Upscale only accepts the top 10% of vacuum tubes made from a manufacturer that he buys from and these on offer here are Platinum grade which is the top of his 10% and are also Croy'd for the absolute best sonics. But these particular Mullard CV4024 remain thick and rich and gooey. All tubes were treated and purchased at Upscale Audio. NOS NIB Sylvania JAN 6189 PLATINUM GRADE Preamp Audio Tubes Matched Pair = 12AU7. (2) Mullard 12AX7 preamp tubes. Very low noise and microphony make this tube an excellent candidate for many touchy preamps and phonostage applications. Mullard made a few different versions of their long-plate 12AX7, and also a few versions of short-plate 12AX7. The TAD 7025 Highgrade can replace any ECC83, E83CC, 12AX7, 12AX7A, 12AX7M, 12AX7WA . RFT ECC83/12AX7 2.Tungsram ECC83 12AX7 - MINT NOS NIB RARE Sept 1962 Welded Plate Tubes - Hungary Other variants *Telefunken 6211 [LP] *(very close to specs of a 12AU7)* *TESLA 6CC41 (6N2P ~ECC83) 1958 Silver Plate lk. Factory selected for low noise and microphonics. No microphony issues even with the most sensitive preamps. This tube has a flat response and is a very smooth sounding tube. RS-30EQ which was recently sold. for that matter). When I purchased these I did not realize I already had a "Platinum Grade". MATCHED PAIR MULLARD GZ34 5AR4 UNUSED INBOX - TESTED f32 .. $400.00. Very low noise and microphony make this tube an excellent candidate for many touchy preamps and phonostage applications. Platinum Grade tubes, 12AX7 - ECC83 GENALEX GOLD LION .. $110.00. $45.71. Price: US $250.00. Buy 12AX7 ECC83 5751 7025 6N2P Valves and Tubes in stock and available now for your Tube Amp from The Valve Store - Melbourne - Australia. 4.8 out of 5 stars . But for Hi-Fi use, this is a fantastic 12AX7. Mullard CV4024/12AT7 for sale. I originally paid $168 per tube and Upscale Audio is currently offering the Mullard CV4004 platinum grade cryogenically treated tube for $188 per tube. Mullard 12AX7 / CV4004 for sale. Used less than 100 hours in a Leben RS-30EQ. Typically only 0.5-2% out of the whole production of this tube meet the HIGHGRADE requirements. Limited Selection HIGHGRADE for V1 in high gain amps. Description. Add to Cart Add to Cart. This is typically 10% or tighter, but may be higher depending on available stock. Condition: For parts or not working. Mullards tend toward the warm side, and can be very good in certain amps / preamps, and can be boomy in others. Details about Upscale Audio Mullard CV4024 / 12AT7 Platinum Grade w/ Cryo Matched Tubes Pair. The I63 tend to be more middy (especially lower-mids) in their character, even though the RCA also have a very thick/rich tonal character. . Factory Direct -Adapters Socket Savers CV4033 CV4034 CV4035 Premium high gain Twin Triode ideal for use in HiFi preamplifiers. Mullard 12AU7, Matched Pair. FREE Shipping on orders over $25 shipped by Amazon. McIntosh MC275 Mark IV Stereo Amplifier Comes with a set of Genalex Gold Lion KT88 cryogenically, Mullard 12AX7's Platinum Grade cryogenically treated, 12AT7's Platinum Grade cryogenically treated, and Synergistic Research Blue Fuse. Founded in 1920 in Southsfield, London, Mullard became known world wide for their reliable, high-quality components and vacuum tubes or "valves". $70.29 $ 70. Price is for the PERFECT BALANCED & MATCHED PLATINUM GRADE QUAD (4 TUBES) This 10,000 hour rated super premium 12AX7 tube performs and sounds identicle to the Telefunken ECC803S and is actually more affordable and out-of-production. Ideally, every 12AX7 should yield the same gain when placed in the same circuit. I also have some I63s and I61s. £29.80 + £3.62 P . Does that mean I really need to source them from a secialist audio dealer as Mike has suggested. Get it as soon as Fri, Jan 7. A rare Mullard UK 12AT7 made for the British military. Various 12AX7s tends to be a few points higher or lower on the gain. All UK factory date coded! $15.50 + shipping + shipping + shipping. . 39 $29.95 $29.95. Widely used across guitar amplifiers and hi-fi applications. With my Leben RS-30EQ now sold I have no need for the following. Tests average for a poor man's budget. This is a short plate version of New Sensor's excellent Mullard 12AX7. By all reports, these are even quieter than the long plates, so if you have a difficult circuit, this tube may be your solution.
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