12au7a tube. 12AU7 was very popular, and many variations were produced.

12au7a tube Tested using the Amplitrex AT1000, RoeTest R9 Professional System, or TV7-D/U. 1959 Amperex Bugle Boy 12AU7 ECC82 Foil Strip Getter Tube - Tests Low TV7. 63 shipping . They carry the mfg. Well, there are really no winners in this category for new production tubes, all of them rated very poorly. ECC802S / ECC82 / 12AU7A TESLA tube Manufacturer. 00; Showing all 7 products. 3V plus or minus 1. 12AU7 tube equivalents are 12AU7/12AU7A. Home. pdf (253152 bytes) 12AU7A : General Electric tt 12AU7A. 3V, both heaters in parallel, or 10 to 15V, when series connected. I'm talking 25-30 tubes here. Pre-Owned · SYLVANIA. Item description from the seller . 85 / 1. Tubes / Valves. Provides a very smooth sound with well-defined Model Type / Number: 6SN7GTB Tube Brand: FAA (GE) Purchase includes the pictured tube (s) We test on a Jackson 648A Tube Tester and this tube tested: 95/100 99/105% Each tube is allowed to warm up for 20-30 seconds while we check for glow. 10. Buy It Now +$4. It might sound good in the older gear, which sounds too warm Today I tested a random lot of 6 5814A's. Joined Jan 2014. An amplification factor of 17 is quoted, The 12AU7A was designed as a pair of general purpose voltage amplifier triodes. 2-day handling on a Psvane 12AU7-S Art-Series, Matched PAIR (2 tubes) The all new 12AU7-S Psvane Art series is supplied as a factory matched pair. 75 watt per section, 9 pin, military-industrial grade tube specs: 12at7 / ecc81: 12au7 / ecc82: 12ax7 / ecc83: 12ax7 / ecc803s gold: 5881: 6550: 6l6g: 6l6gc str: 6sl7gt: 6sn7gtb: 6v6gt: 7581: el34b: kt66: kt120: kt150 12AU7A Vacuum tube. Like all JJ tubes, it has a rugged construction that doesn’t compromise the sound of your amp. I own and have tried many brands, including The 1960s Sylvania 12AU7A tubes in this precisely matched pair were made in the USA and labeled for other companies. Tung Explore a wide range of our 12au7a Tube selection. 18) La meilleure config tubes : 6189/12AU7A RTC, 12AX7 Raythéon JAN , 6FQ7 RCA Clear top ou 6FQ7 GE. Model Type / Number: 6BN6 Tube Brand: RCA Purchase includes the pictured tube (s) We test on a Jackson 648A Tube Tester and this tube tested: 90% Each tube is allowed to warm up for 20-30 seconds while we check for glow. circatubes (3,446) 100%. 29,58 EUR. The early RCA version has ribbed flat black plates with a top getter and a The GE 5814A / 12AU7A Mil Spec Vacuum Tube is a great sounding replacement for any 5814A / 12AU7 tube type. Menscave7 100% positive feedback • 12K items sold. Issue here is high frequency. Brimar 5814. 4. Elle peut être utilisée en remplacement de n’importe quelle 12AU7 ou ECC82. 0) Psvane 12au7-T (3. Both of these are "milspec" versions of the 12AU7. The side view of the anode shows the ridges pressed into the sheet to aid rigidity. $6. 2-da 12au7a/ecc82-bb components from richardson electronic 2-year warranty - , vacuum tube, dual triode, 300 v max, 20 ma max, 2. About this seller. The Tube Directory. JAN (Joint Army Navy) tube. Made in Czechoslovakia. Connectez-vous ou créez un compte . View on eBay - 2 x 12au7a Sylvania/Baldwin Tubes*Grey-O*Super Strong Matched Pair*1961*#11 Buy It on eBay 12AU7 - ECC82 - CV4003 -6189 - B749 - 5814A - ECC802S - A widely used nine pin B9A dual triode commonly used as a line driver and phase splitter in HiFi pre and power amplifiers, tube mics and guitar amps. The lone distinction between the 12AU7 and the 12AU7A is the "A" adaptation can be utilized in series string fiber circuits because of its controlled warm-up cathode. A. One of the best sounding 12AU7s made - The RCA clear top is a highly sought after tube for its vintage sound and cool looks. Please Note: Box style and era may vary, but similar looking matched pairs and quads are available. Amplifiers. The transistor in the newer Mighty Mites will be a special-order for most people, and replacements are harder to find. Very linear, smooth mids and extended top-end with bangin' tight bass. 6J5 Vacuum Tube $ 18. Find many great new & used options and get the best deals for SYLVANIA 12AU7A Tube - Tested Strong Ecc82 at the best online prices at eBay! Free shipping for many products! Raytheon as shown. It is an excellent model for HiFI audio design. 12AU7A Author: RCA Subject: FP-2012-01-14 Created Date: 1/14/2012 11:38:16 AM This tube offers low noise, low microphonics, and warm smooth tones at a great price. Pair (2) 1960s Sylvania Baldwin, Conn 12AU7A TV-7 Tests NOS, Platinum Matched. Visit the Electro-Harmonix Store. Here are the words you might have heard about this tube : Vivid, vibrant with high resolution, rich-full sound throughout the frequency range!! Yes, all are true If you want to liven up your system, this tube would be the ticket. Part number 502-022319. Even with Sennheiser 650 which has very sweet highs, it’s still very pronounced. $22. Plate type: gray ladder. 12AU7 was very popular, and many variations were produced. Buy It Now Model Type / Number: 6AV6 Tube Brand: Majestic Purchase includes the pictured tube (s) We test on a Jackson 648A Tube Tester and this tube tested: 74/80/75% Each tube is allowed to warm up for 20-30 seconds while we check for glow. 3 V / 300 mA or 12. The red print on the glass has the RCA logo. Hi End Amplifiers; Guitar Amplifiers; Technology; Download; Contact; Preamplifying tubes; Power tubes ; Rectifying tubes; ECC82 - 12AU7 A. There are better sounding tubes out there but I find that this one is like a reliable old friend I can always turn to and have fun with. View on eBay - 2 x 12au7a Sylvania/Baldwin Tubes*Grey-O*Super Strong Matched Pair*1961*#12 Buy It on eBay for only: $34. Some of these are stamped 12at7 but this one is stamped 12AU7A along with 3223 and 5741. There is absolutely nothing about this tube that would make it better for audio Model Type / Number: 6BL8 Tube Brand: Mullard Purchase includes the pictured tube (s) We test on a Jackson 648A Tube Tester and this tube tested: 81/100 90/99% Each tube is allowed to warm up for 20-30 seconds while we check for glow. Text in other languages (may differ) Tube prices: 1 Tube prices (visible for members only) Information source RCA 12AU7A Clear Tops Made in the USA from the late 1950's until late 1960's. 12AU7 is a miniature 9-pin medium-gain dual triode tube. If you like very detailed, very airy sound with a fantastic sound stage – this tube in 12au7 family is 12AU7A / ECC82 - Tube Amp Doctor. pdf (449497 bytes) (fr) 12AU7A RCA (HB3) tt 12AU7A. 2 x NOS NIB The thin glass tube envelope is 19 mm in diameter and the length excluding the B9A base pins, is 48 mm. Does not apply. Genalex Gold Lion ECC82 12AU7 B749. The ECC 802-S is a military version that is ruggedized and designed for low noise. This phenomenon is called Microphony. arts Addicted Member. $60. Part number 502-029033 . I hunt down new and pre owned clothing and sell below retail, top quality GE 12AU7A / ECC82 USA / NOS-NIB. a MOSFET source follower for current gain (with a LM317 voltage regulator IC configured as a constant current source). Two independent valves exist within the envelope. $18. Date : 2020-10-04. Test Results: Quantity: Email this page to a friend. $9. New Sensor is an American corporation and since taking ownership of this factory has been Tested Quad of 12AU7A RCA Clear Top Audio Receiver Guitar Preamplifier Vacuum Tubes. Type. 5w; GTB – controlled warmup version of GTA ; 6SL7 (mu: 70): Released – June, 1941. Tube 12AU7A or Röhre 12AU7A ID5285, Double Triode, Noval, 9 pin miniature (USA pico-9) B9A and Universal shown. AmpTubes is an Australian based Vacuum Tube supplier dedicated to providing you the best quality products at the best prices possible, with fast shipping, great customer service and a This tube makes a decent substitute for the 12AU7 as the characteristics are almost the same. TUNG-SOL 12AU7 USA Here is the whole range of the 12AU7 types ever manufactured by Tung-Sol Lamp Works, USA : The Black Glass Black Plates type of late 1940's, the Black Glass Gray Plates type of early 1950's, the Clear Glass Long Gray Plates D-Getter type of mid-late 1950's and the Clear Glass Large Gray Plates O-Getter type of early-mid 1960's Both tubes can detect vibrations, converting them into signals. MPN. An amplification factor of 17 is quoted, the same as the View on eBay - Pair (2) vintage 1960s Sylvania Baldwin 12AU7A vacuum tubes - TV-7 test as NOS Buy It on eBay for only: $20. tylerd69 (3,672) 99. All Baldwin tubes were manufactured by Sylvania for the Baldwin Organ manufacturing company. 2-day handling on all s Model Type / Number: 12AX7 Tube Brand: GE Purchase includes the pictured tube (s) We test on a Jackson 648A Tube Tester and this tube tested: 110/112% Each tube is allowed to warm up for 20-30 seconds while we check for glow. 99 +$4. The JJ 12AT7 is a solid replacement for any 12AT7, ECC81, or 6201 tube. Related products. Nov 3, 2018 #3 The 5963 is essentially a 12AU7 with certain characteristics modified for use in special non-audio applications. Comparé au tube stock, les basses sont plus "punchy" sans perdre en détail, les médiums This review has been posted for JJ ELECTRONICS 12AU7A / ECC82 / 12AU7 / 5814A / CV8155 Tube (Unit) Note : 5 / 5. Closed • Opens: Fri 9AM. $0. 12AU7 is also known in Europe under its Mullard / Phillips designation ECC82. Excellent condition. Store address Title: 12AU7A 12AU7 7AU7 Author: General Electric Subject: JA-FP-2000-12-26 Created Date: 12/26/2000 5:48:55 PM I am selling off some of my personal stash of vintage tubes. shopping_cart 0 0 0 0. 0. This TAD 12AU7A / ECC82 has especially strong systems which are selected to provide two symmetrically amplifying triodes - also called "balanced". They may also be marked with 12AU7WA. Vacuum Tube. Tube 12AU7 or Röhre 12AU7 ID3585, Double Triode, Noval, 9 pin miniature (USA pico-9) B9A and Universal shown. Pre-Owned · RCA. À VENDRE! S'il vous plaît voir les photos pour les données de résultat de 146217454630 S'il vous plaît voir les photos pour les données de résultat de 146217454630 1 X GE 12AU7A Tube, Dumont Imprimé, Testé Bon - EUR 10,31. 12AU7 is also known in Europe under its Mullard–Philips tube designation ECC82. Details Add to cart. Premium quality audio tube. I also have many more 12au7's Th Model Type / Number: 12AU7 Tube Brand: CBS Hytron Purchase includes the pictured tube (s) We test on a Jackson 648A Tube Tester and this tube tested: 107/108% Each tube is allowed to warm up for 20-30 seconds while we check for glow. New Production 12au7. Tube ECC 82 or Röhre ECC82 ID1050, Double Triode, Noval, 9 pin miniature (USA pico-9) B9A and Universal shown. The Baldwin 12AU7A Vacuum Tube is a miniature type used as a phase inverter or push-pull amplifier in AC/DC radio equipment and as a multivibrator or Vintage Realistic Lifetime 12AU7A vacuum tube made in USA. a common cathode tube volt amp stage (gain), 2. Free shipping. It belongs to a large family of dual-triode vacuum tubes which share the same pinout (RETMA 9A). NOS, NIB . And even a couple of the bottom Model Type / Number: 12DQ6B Tube Brand: Silvertone Purchase includes the pictured tube (s) We test on a Jackson 648A Tube Tester and this tube tested: 87% Each tube is allowed to warm up for 20-30 seconds while we check for glow. 80 and 2. Low-noise, low-microphonics effect. ECC82 / 12AU7 - JJ Electronic . 6189/5814. 2-day handling on all s Vendeur: kvalves ️ (676) 100%, Lieu où se trouve: Arbas, FR, Lieu de livraison: FR, Numéro de l'objet: 265595353797 12AU7A/ ECC82 RTC Label, Factory Heerlen vacuum tube röhre, TESTED. Vancouver BC. 1 x 12AU7A/ECC82 RTC Factory Blackburn MULLARD dimple getter finger mica TESTED at (Va250v Vg-8,5v): Ia= 10,4mA / 9,6mA Je décline toute responsabilité en cas de Itt MULLARD JAPAN 12AU7A Tube ECC82 5814A Militaire Spécifications Neuf en Boite. RCA, GE, and Sylvania actually made most of these tubes, regardless of brand on the label. References: Data-sheet & 1040 . item 3 TESTED VINTAGE NOS GE 12AU7A / ECC82 VACUUM TUBE GREY PLATE HALO GETTER TESTED VINTAGE NOS GE 12AU7A / ECC82 VACUUM TUBE GREY PLATE HALO GETTER. Neuf · Professionnel · Mullard. ECC82, 12au7 EI Vacuum Tube, lampe, Röhre, Valve. Operates with heater voltage of 6. 73', 'brand': 'Tube Amp Doctor GmbH item 2 GE 12AU7A/ECC82 VACUUM TUBE USA Vintage for guitar amplifier GE 12AU7A/ECC82 VACUUM TUBE USA Vintage for guitar amplifier. Professionnel. J'aime moins les 6CG7 avec leur blindage entre les deux éléments à leur collegue 6FQ7 identique. Hammond The significant distinction between the 12ax7 and the other is the measure of gain or intensification that they make in the circuit. 12au7'a and 12at7's are somewhat interchangeable. Pre-Owned. 0, 1. A tube that deserves its good reputation. An amplification factor of 17 is quoted. The 1960s RCA 12AU7A tubes in this precisely matched pair have long gray plates, side getters, and clear tops. Full Member; Posts: 1654 » Gallery; Re: 12AU7 tube recommendations « Reply #7 on: 19 Sep 2018, 07:02 pm » Just to TC Tubes Home > Popular Tubes > 12AU7 / ECC82 tubes > Sylvania 12AU7A - various labels. Here are some of the most common ones: 12au7 equivalents: 12au7A ECC82 ECC802 E82CC 5814 5814A 13d5 6189 7316 6680 CV4003 ECC186 Model Type / Number: 6AG5 Tube Brand: RCA Purchase includes the pictured tube (s) We test on a Jackson 648A Tube Tester and this tube tested: 80% Each tube is allowed to warm up for 20-30 seconds while we check for glow. $49. 2-day hand Tested using a Mercury 1101 tester, the RCA tube showcases exceptional tube nomenclature together with power supplies for various tube circuits. The 12AU7 can only be used in parallel filament circuits. Tested & matched on my Simpson tube tester. Pre-Owned . Reference: Data-sheet. 90. À VENDRE! S'il vous plaît voir les photos pour les données de résultat de 146217454630 S'il vous plaît voir les photos pour les données de résultat de 146217454630 This tube has a very nice middle-of-the-road sound between very sparkling and transparent RCA clear top and dark and lushes Westinghouse black plates 50’s. The RCA 12AU7A tubes offer a vintage look of elegance to radios and guitars for individuals who adore the tranquility of soft, soothing and balanced sound. Model Type / Number: 6BG6G Tube Brand: Philco Purchase includes the pictured tube (s) We test on a Jackson 648A Tube Tester and this tube tested: 76% Each tube is allowed to warm up for 20-30 seconds while we check for glow. DOUBLE TRIODE ECC82 is 12AU7 medium gain pre-amplifying double triode. Brand New · Raytheon. Quite happy with it, but looking for some recommended options for some 12AU7/ECC82 tubes to try with it. Great buy currently!!! Get it now and add some warmth to One of the best sounding 12AU7s made - The RCA clear top is a highly sought after tube for its vintage sound and cool looks. Menscave7 provides men's items you crave. Windmill Getter. 99 (26% price drop) $19. [1] There are many equivalent tubes with different names, some identical, some designed for The very unexpected outcome for this tube. Manufacturer: Sylvania. Probably a rugged version for operation in a vibrating environment. 0 4. I am just learning about this tube and the fact that it is directly related to a 12AU7. ECC82 and 12AU7 are the same tubes. $24. This early 1960s 12AU7A tube was made by Sylvania and labeled for Hammond or Baldwin organs. 0 bids · Time left 2d 19h left (Sun, 04:38 PM) +$6. Does Not Apply. $14. NIB Raytheon 12AU7A Long Black Plates Perfect Balance 94/94 TV7-D/U 12AU7. ×. Was: $30. 1 / 2. E. Add quantity: Available quantity: more. item 14 Sylvania 12AU7 Long grey plate D getter vintage 1958 Baldwin pair of tubes Sylvania 12AU7 Long grey plate D getter vintage 1958 Baldwin pair of tubes. It can also be used to replace 12AX7 tubes in position 1 to reduce gain. This tube finds use as a phase-inverter/splitter in push-pull amplifier circuits in ac/dc radio equipment and in many diversified applications Ich geh' mal zum Doc: Hier gibt's alle Produkte der Marke TAD: die exklusiven TAD Redbase Röhren, premium-selektierte Grayplate Röhren, Equipment wie unsere Class A Converter, Bias Master oder Silencer, sowie Hallspiralen, Kondensatoren oder Title: 12AU7 Author: Tung-Sol Subject: FP-2004-07-25 Created Date: 7/25/2004 11:04:08 AM 12AU7/12AU7A: The common U. 00; $40. Is there a difference between the 12au7 and the 12au7a that would cause this, or do you think it is just my tester New Listing Matched Lot of (6) Conn/Sylvania 12AU7A/ECC82 Vacuum Tubes TEST STRONG! Opens in a new window or tab. The Tung-Sol 12AU7A is a quality tube perfect for your application. We stock these 12AU7 variants for those who are looking to try something All 25 tubes have the same number markings of, (39/13/29) but they have different letter groups, (as shown)So the five top tubes are matching, and the middle set of seven tubes are matching. 1 - Early 1960s Philco 12AU7A Pre-Amp TubeMade In USA, Red Philco Logo, New Old Power tubes ; Rectifying tubes; Capacitors. 99 shipping. Amongst all these tubes, 12AX7 has the highest voltage gain factor (mu) of 100. $55. 90 / 1. Service/Help Shop / Sales / Order processing Product Q / Wholesale / OEM inquire Contact Amp-Service / technical support Warranty / Returns Downloads FAQ Jobs Magazin Menu Search. This high quality long life vacuum tube is used in all Leslie tube amplifiers. jeff . Click to zoom in. Just got done checking about 30 12ax7a tubes and all but one almost pegged the green, however with the 12au7a tubes they all seem to measure weak, but identical. spec version of the 12AU7 of highest quality and reliability standard. This tube comes very close to Telefunken smooth plates. 00 - $62. But there are many “equivalent” tubes that can be used in these positions. 2-day handling on a Both tubes are electrically identical. Low microphonics, high linearity ; Reproduction of the NOS GE 6189 ; ECC82 equivalent ; Superior medium-Mu Twin Triode for use in preamplifier 12AU7A Mazda-Belvu tt 12AU7A. $20. 95 shipping. The JJ sounded good with my Telecaster, really good! However, I have a Stratocaster with Texas Specials and the hotter windings were just that too hot for the Tube Monster. New Listing Telefunken 12AU7 ECC82 Grey Rib Plate Tube Amplitrex Tested NOS 100% Gm. Current TAD – 12AU7A/ECC82 High Performance Medium-Mu Twin Triode The TAD™ 12AU7A/ECC82 Premium Selected in its latest revision with pleasing sonical performance and rich tone. In my amp, it was just way over exaggerated, which leads to tiring after a bit. It has long gray plates with This is a rare tube. Part Number 75-2504. 75, 1. They have halo getters and long gray plates with copper grid posts. Getter flash: side. Shop By Price. version of this tube. 00 * ELECTRO HARMONIX GOLD 12AU7 je reviens sur mon avis du 06/12/2022, c'est vrai j'avais préféré le tube Psvane, qui apportait plus de matière, en réécoutant le ELECTRO HARMONIE GOLD, ce tube apporte plus de finesse comme des micros informations supplémentaires, lors de ma comparaison le tube ELECTRO HARMONIE n'etait pas rodé, Other things remaining the same, perhaps the only trade-off you’ll have to settle for is a slight reduction in detail. Branded CV491 in original boxes. 65 shipping. Livraison en point de retrait disponible. Model: 12AU7A ECC82. FAST SHIPPING AUSTRALIA and NEW ZEALAND. New (Other) · Raytheon. 12AU7A / ECC82 - Tube Amp Doctor. Originally $19. 00 - $40. Matched Pair RCA 12AU7A ECC82 1960s Clear Top Pre Amp Tubes Tests Strong. Made on Philips Mullard equipment and identical to a mullard 12au7, but pumped in India, these have the exceptional tone of a Mullard and accentuated mids without the hefty price tag. Excellent condition. A recent customer comment: That went smoothly. My account Shopping cart 0 €0. S. I only kept the best of the best, so you get the highest output best-matched tubes. Currently unavailable. Other 12AU7A exhibits . 99 Original price. The 12AU7 is a double triode and this exhibit the 12AU7A is a special quality version of that design specification. 00 was - US $30. RCA 12AU7A - clear tops, organ stock. Related 12AX7 tubes and their variants are most commonly used as preamp tubes. We don't know when or if this item will be back in stock. 12AU7 ( ECC82 ) RAYTHEON Long Black Plate O Getter Matched Tubes Made in JJ ELECTRONICS 12AU7A / ECC82 / 12AU7 / 5814A / CV8155 Tube (Unité) - avis - Il y a 2 avis. Note : Date : 10/11/2020. At first I thought they were Sylvania, but mfg code for Sylvania is 331. I compared it to RCA clear top and Amperex and this tube is a clear winner. 7%. Search . Immerse yourself in the authentic, warm sound of the Ray Vacuum Tubes, setting a new standard for audio enthusiasts. Both tubes test as new with very low noise. The thin glass tube envelope is 20 mm in diameter and the length excluding the B9A base pins, is 46 mm. The 6C4 is half of the 12AU7. NEW, NOS and never used before! 12AU7A Sensibly equivalent ¶ to: 7030 CV4003 M8136 Extras Philips Australia TNMoC The National Museum of Computing - Valves Other 12AU7A exhibits . W: Screen Voltage (max)---V: Screen Current (max)---A: Screen Dissipation (max)---W (*) These specifications are provided 'as-is', with no warranty of any Buy JAN Philips ECG 5814A / 12AU7 vacuum tubes online, in stock and ready to ship! Find reviews, data sheets and specs to upgrade your tube amplifier. Gerard S. The TAD Premium Select 12AU7 / ECC82 is the perfect choice for high-end audio applications. This is a 4 Each 12AU7A Raytheon Tubes, Various Types 80+/80+ Test Strong REDUCED. The 5814 is a high-rel version with increased Ce qui rend ce tube 12AU7 égal à l’original c’est une faible microphonie, une excellente linéarité avec une belle musicalité et une qualité de fabrication qui la place au dessus de la concurrence. The thin glass tube envelope is 20 mm in diameter and, excluding the B9A base pins, is 47 mm tall. 34,90 EUR. The 12Ax7A tube amp uses a shorter plate than the 12Ax7. Interestingly enough, Mullard CV4003/12au7 Box Plates earned a very respectable rating of 4. Cart Login. Price: $49. Glass: clear. Sort By: Genalex Gold Lion. The anode is formed into a rectangular shell with heat radiating side wings. 12AU7 is also known in Europe under its Mullard–Philips tube designation ECC82. Opens in a new window or tab. All NOS and in original boxes. Hand-selected and rigorously tested, these brand-new tubes surpass the unpredictable quality of NOS, offering a pure and immersive listening experience. Long plates and non-corrosive alloy-plated pins. 00 to $23. Jesse Curran (verified owner) – March 29, 2022. Customer Images: No Images yet! Submit a product image below! Submit your own product image! Leave this field blank. It is a premium quality 12AU7 tube built to match the performance of the military-industrial original GE 6189 Tube Data Sheet Locator. Warning: Substitutes are given as a guide only - please refer to original manufacturers data sheets to ensure that a substitute is safe and appropriate for your application. Après avoir réalisé plusieurs comparaisons, la . In other tube-based pro audio gear, such as standalone tube preamps, the tube operates in the same manner as in the guitar amp mentioned above, but instead of being connected to the guitar amp’s power section, the tube preamp is connected to a mixer or your audio interface. Cette lampe de préamplification 12AU7 est équivalent à la réference ECC82 utilisée en Europe. $23. $4. code for Westinghouse 337. They both have thick mica wafers which give the tube extra rigidity The GE 12AU7A is a quality tube perfect for your application. Given that info the first four tubes I tested read : Sound stage is fantastic – three dimensional, but yet well defined. Brand. Usually responds within 24 hours. 95 Both tubes are electrically identical. 00 shipping. ShuGuang/Ruby 12au7 Gray Plates (2. 12AU7A/ECC82 Electro-Harmonix vacuum tube; Better-quality medium-Mu twin triode The 12AU7 and its variants are miniature nine-pin (B9A base) medium-gain dual-triode vacuum tubes. It’s getting very expensive though. 4. guitarbooks2 (3,444) 100%. 2-day handli TUBE, ELECTRO-HARMONIX 12AU7/ECC82. The Electro-Harmonix 12AU7A / ECC82 Gold vacuum tubes are a gold-plated pin version of their very popular preamp tube. The coating helps improve The Perfect Choice for Stereo Audio Applications - Ideal as a Balanced Driver. $84. 00 - $73. Buy It Now. Tame that amp with too much gain by swapping out a 12AX7 for this, or improve your tone by upgrading your stock Chinese or Russian tubes for a real deal USA one. Gray Plates. 00. Made In USA, Red Philco Logo, New Old Stock In Original Box. 1 - Early 1960s Philco 12AU7A Pre-Amp Tube. All the vacuum tubes have Microphony to some extent. Logged Emil. Tube test very strong. Impeccable clarity, depth, and symmetrical triodes ensure a robust and well-balanced audio experience. RCA 12AU7 12au7a Musical Pair Cleartops Side Getters Hifi Audio Tubes. The 12AU7 and its variants are miniature nine-pin (B9A base) medium-gain dual-triode vacuum tubes. In my Cary 308T cd player, I've tried Mullard's 12AU7 (nice sound, rich but a little rolled off at the top or dark sounding), RCA 5814 Black tops (Very nice tube, lack dynamics though), Telefunken 12AU7's (Great tube, all around good balance, maybe a tad bright) and finally my Also 12au7 vs 12au7a Thanks for any input! vinylkid58 Super Member. Anyway these are absolutely the best 12au7A's, I've ever heard. SYLVANIA. 5', 'brand': 'Tube Amp Doctor GmbH', 'list': 'Also 12AU7A Sensibly equivalent ¶ to: 7030 CV4003 M8136 Extras Unknown Valve Donation from Roland Kennett. $50. 0 out of 5 stars 9 ratings | Search this page . 45 shipping. Radio tubes are valves. ELECTRO HARMONIX, GENALEX GOLD LION, TUNG-SOL, JJ, EHX GOLD, MULLARD, G. ou Offre directe. Certains Tube 12AU7 or Röhre 12AU7 ID3585, Double Triode, Noval, 9 pin miniature (USA pico-9) B9A and Universal shown. Tesla $ 90. . Due to CUPW giving a strike notice, there will be delays on orders that will be shipping out beginning November 15th. 99, now $14. 00; $62. The JJ ECC82 / 12AU7 is a high quality, low noise double triode preamp tube Experience the captivating richness of music with the Tube Amp Doctor 12AU7A/ECC82 Premium (Balanced). These "clear-top" 12AU7's, nicknamed for their side getter and consequently transparent tops, are among the most highly regarded vintage preamp tubes, both in guitar amps and hi-fi amps. Tested 65-65 very balanced and strong (minimum good, average new for these tubes is 70-80) on a Bitmatic computerized Western Electric very high quality 6sn7(GT) – early version of this tube; A, L – early ruggedized versions; W – rugged military version, glass envelope with metal band; WGT – the final ruggedized version with heater-cathode voltage uprated from 100v to 250v; GTA – improved uprated version – plate dissipation 7. 2-day handli Hi all, I picked up my first tube component this year, a ZeroZone "clone" of a Cary preamp. In Stock. 37 shipping. $ 34. Clément E. Aération et superbe scène sonore CES 2 tubes JJ ECC82 sont placés dans un Mélody SP3. Shop now for fast shipping and easy returns! 1960s RCA 12AU7A tube TV-7 Tests NOS, Platinum Matched. An amplification factor of 17 is quoted, the same as the 12AU7. 00 - $84. 95. mail Email us 604-875-1993. 5,90 EUR de frais de livraison. They did make them in 1952, they also made a fantastic 7591 also. Seuls les utilisateurs enregistrés peuvent poster un avis. See Reviews. New (Other) $50. 71 shipping. A1 Part Number 90-036. Tested on an eTracer tube analyzerPrinting on the tube is fuzzy from handling"Premium Quality" versionI have a total of 7 tubes available - 1 more "PQ" and 6 standard Testing 12ax7 vs 12au7a pre-amp tube in Marshall JCM 2000 DSL 50 Vintage 12AU7A RCA Vacuum Tube Tests Strong Round Getter fading graphics. The impact is considerably more noticeable with high-gain tube amps like 12Ax7. Elekit TU-8500 Stereo Tube Preamplifier Kit; Elekit TU-8550 Stereo Tube Preamplifier Kit; Elekit TU-8600S 300B Tube Amplifier Kit - Lundahl Version; Elekit TU-8850SE Stereo Tube Amplifier Kit; Elekit TU-8900 300B/2A3 Tube Amplifier Kit; Elekit TU-H82 Hybrid Tube Amp Kit; Model 16LM Mono Integrated Tube Amplifier; Model 8LM Mono Integrated Tube Title: 12AU7A Author: Tung-Sol Subject: FP-2004-07-25 Created Date: 7/25/2004 11:05:08 AM Lot of (4) GE 12AU7A ECC82 tubes,12AU7,tested great!,closely matched sections. pdf (630827 12AU7/12AU7A. The 12AU7 (European: ECC82) (P/N 154-041, 154-0041-00, 154-0287-00) is a dual medium-μ triode vacuum tube with a center-tapped filament for use in either 6. It belongs to a large family of dual-triode vacuum tubes which share the same pinout (RETMA 9A). Product Options. This TAD™ 12AU7A/ECC82 has strong systems which are selected to provide two symmetric triodes as for stereo applications or ideal balanced driver stage; perfect Bronco, These 12au7A are true Westinghouse tubes. 12AU7 / 12AU7A: The common USA version of this tube. mA: Plate Dissipation (max) 3. A completely new production based on the manufacturing Service/Help Shop / Sales / Order processing Product Q / Wholesale / OEM inquire Contact Amp-Service / technical support Warranty / Returns Downloads FAQ Jobs Magazin Menu Search. The GE 12AU7A is a quality tube perfect for your application. 99. Excellents ! Acheté pour remplacer le tube stock de mon Bravo Audio Ocean, je dois dire que le JJ est impressionnant. Upgrade your hi-fi system today for remarkable gain and distinct sonic quality. Click here to learn more about how we are going to deliver orders ×. There are many equivalent tubes with different names, some identical, some designed for ruggedness, lo One of the most commonly found driver tubes found in push-pull vacuum tube audio power amplifiers is the 12AU7 preamp tube. 00; $73. I purchased both Tungram and Phillips SQ E80cc preamp tubes for the mellow tone kits Electro-Harmonix 12AU7A / ECC82 Vacuum Tube . 2 EXACT Matching RCA 12AU7 / ECC82 tubes Grey Plate TESTED Good made Gr. 32,44 EUR de frais de livraison. pdf (79130 bytes) 12AU7A RCA (RC30) tt 12AB5. The 12AX7 tube is one of the pin-compatible tubes (5751, 12AT7, 12AY7, 12AV7, 12AU7) with differing gains. Sets up the same on my 6000A except for maybe a few slash marks on the shunt and bias settings. V: Plate Current (max) 22. These are low microphonic. 00 Add to cart The Tube Store has them and offers matching but no cryo. Tube Enjoy the videos and music you love, upload original content, and share it all with friends, family, and the world on YouTube. Base for this valve is B9A. It can also be used as a replacement for the E82CC, ECC802, 6N10, 6189 or 5814A tubes. As well, this tube's low The 12AU7 is a double triode with separate cathodes. All This tube sounds quite nice compared to many other 12au7 tubes, but can’t compare to Tung-sol Black bottle. 2-day han What is a 12AX7 tube? 12AX7 tube is a small signal dual-triode vacuum tube found in just about every tube gear today. Featuring top-of-the-line gold pins for enhanced signal transmission and durability, and crafted with All I use it for is good/bad testing. Tube Data Sheet Locator. or Best Offer +$4. 99 . This 1960s 12AU7A tube was made by RCA and labeled for organ companies. Like the 12AX7, this is not a hassle since virtually all hi-fi tube amps are of the parallel filament design. 00 +$4. 00 Add to Basket. 12AU7 vs 12BH7 vs 6CG7. I use it in my Bottlehead Crack. 90 / 2. $39. However, if you have a bright Sylvania 12au7a. Losers. The 5963 has a max plate voltage of 250V while 12AU7 has The 12AU7 is a miniature medium-mu twin triode. Listing is for one tube. Quick Links: Support; About Hammond Organ; Contact Us: 219 W Wrightwood Elmhurst, IL 60126 Tel: 630-543-0277. or Best Offer. 12AU7A Tubes. Rated 5 out of 5. 6 V / 150 mA heater circuits. OC3 Tubes. AMPEREX Bugle Boy 12AU7 ECC82 Low Noise Preamp Tube Holland. 5', 'brand': 'Tube Amp Doctor The PHILIPS 5814A (12AU7A) before 1980 labelled Sylvania, is a US mil. I've seen lots of good words about the JJ 12AU7's, when I look online there seem to be a few 1950's RCA 12au7a / Ecc82 Vacuum Tube With A Square🔲Slanted Top Getter Made In The USA 🇺🇸 Tested! Used – Very Good. The circuit consists of two stages: 1. Sponsored. Since most headphones are less than 50 ohms a little current is necessary to run them efficiently. 3-12. There was zero smooth creamy overdrive! Just grind to super grind! Great! If that’s WARNING: Tube/Valve amplifiers use potentially LETHAL HIGH VOLTAGES. The 12AU7-A is a miniature medium-mu twin triode The internal 12AU7A tube is commonly available, and most owners will already have a replacement when needed. Strong balanced test results for Gm: 1. The former The 12AU7 is a double triode and this exhibit the 12AU7A is a special quality version of that design specification. Bigkidz, I've accumulated a small collection of both 12AU7's (cd player) and 6922's (preamp). This review has been posted for JJ ELECTRONICS 12AU7A / ECC82 / 12AU7 / 5814A / CV8155 Tube (Unit) Note : 5 / 5. Building, troubleshooting and testing of these amplifiers should only be performed by someone who is thoroughly familiar with the safety precautions around high voltages. The 12AU7 / ECC82 Specification and max ratings(*) Filament Voltage: 6. I've seen lots of good words about the JJ 12AU7's, when I look online there seem to be a few In this video I sound test 2 preamp tubes, a Telefunken ribbed plate round getter 12AX7 and a RCA clear top 12AU7A ECC827 using my Hamer Slammer Telecaster This tube sounds quite nice compared to many other 12au7 tubes, but can’t compare to Tung-sol Black bottle. R534. We respond to offers and ship orders on Tuesday, Wednesday and Thursday. Welcome to TubeDepot This new production Mullard 12AU7 preamp tube is manufactured at their Xpo-Pul factory (also known as Reflektor) in Saratov, Russia. This is my fav tube for a 12AU7. Pretty awful. 26% price drop. We accept payments by: Original TESLA ECC802S (ECC82 / 12AU7A) vacuum tube. New-Old-Stock (NOS) tube. Series TC,TE; Series MNH; Series ANH; Series VNH; Amplifiers. It is likely the first tube manufactured with a B9A (Noval) miniature 9-pin base (from 1946). 4131 Fraser St. 95 RCA 12AU7A ECC82 TUBE circa 50s, long black plate square getter (STRONG TESTED!) Brand New · RCA. This tube does seem to have an excellent reputation. Features. Tests strong and every tube we sell is tested in an amp prior to shipping to 1 X GE 12AU7A Tube, Dumont Imprimé, Testé Bon - EUR 10,31. Otherwise, there is no difference. Both of I had a Groove Tube 12AX7 left over from a tube swap in my amp and replaced the stock tube in the monster with it. We always picture any and all accessories too. F. Free We use 12au7 tubes for our linestage preamps, and 12at7 tubes for our phono preamp. Near 100% The India made BEL 12AU7 is one of the best value in NOS 12AU7 tubes. Manufacturer: RCA. 00; $51. 00 - $51. V: Filament Current: 300-150. This tube tests out extremely well on a Maxi-Preamp2 tub Model Type / Number: 6GK5 Tube Brand: Mullard Purchase includes the pictured tube (s) We test on a Jackson 648A Tube Tester and this tube tested: 87% Each tube is allowed to warm up for 20-30 seconds while we check for glow. It is designed to provide two balanced triodes for stereo or balanced amplifier stages. pcs. It might sound good in the older gear, which sounds too warm Circuit: 12AU7 (ECC82) / IRF510 Headphone Amp. Special version of 12AU7A intended for use in mobile equipment powered by storage batteries. Of Here is a very nice new old-stock 12AU7A made by RCA. This lessens the possibility of encounters. The 5963 has a slightly lower plate voltage rating compared to regular 12AU7. Find top brands, exclusive offers, and unbeatable prices on eBay. Both tubes test as new with low noise. Nov 3, 2018 #2 I tried a pair of GE's in my Foreplay. This high quality tube is used in 147 Leslie amplifiers. leslotus (12,354) 100%. The "A" is a slightly more rugged construction which results in lower output microphonics. Thread starter Model Type / Number: 12AU7 Tube Brand: Tung-Sol Purchase includes the pictured tube (s) We test on a Jackson 648A Tube Tester and this tube tested: 105/108% Each tube is allowed to warm up for 20-30 seconds while we check for glow. Price: From $10. Type 12AU7 was first introduced in 1951 . Winners. It has a clear top, side getter, and ribbed gray 12AU7A Tube. The only difference between the 12AU7 and the 12AU7A is the "A" version can be used in series string filament circuits due to it's controlled warm-up cathode. All prices are per tube. What you see is what you will get so please check out the pictures! Everything we sell has been tested item 13 Vintage NOS NIB Sylvania Red Label 12AU7A Tube 12AU7 Preamp Amplifier Audio Vintage NOS NIB Sylvania Red Label 12AU7A Tube 12AU7 Preamp Amplifier Audio. mA: Plate Voltage (max) 330. Where my chart says 2200 for the 12AU7 it says 2775 for the 5814A. The "A" designation is more for application purposes, designed to be used in a series heater circuit of tv's, radios and other older electronics. Parts arrived on time, now ga('ec:addImpression', { 'name': '12AU7A / ECC82 TAD Premium Selected (balanced)', 'id': 'RT005', 'price': '25. $29. $1. Excellents ! Acheté pour remplacer le tube stock de mon Bravo A rare Amperex 7316 (12AU7A) made in Holland. pdf (444785 bytes) 12AU7A Tung-Sol tt 12AU7A. The high gain factor and the dual-triode configuration allow the tube amp Hi all, I picked up my first tube component this year, a ZeroZone "clone" of a Cary preamp. Quantity * Add to cart. 2-day handling A General Electric 12AU7A Amplifier Tube in Good condition! At Evolution Music of Des Plaines, we attempt to highlight cosmetic defects (if any) by picturing every angle of every piece of gear so you know exactly what you are getting. ga('ec:addImpression', { 'name': 'Carbon Composition Resistor', 'id': 'Z-RCC220K', 'price': '0. The TAD 12AU7A/ECC82 is a dual triode tube offering very good performance and richness of sound. RCA, GE, and ga('set', '&cu', 'EUR'); ga('ec:addImpression', { 'name': '12AU7A / ECC82 TAD Premium Selected (balanced)', 'id': 'RT005', 'price': '25. Vacuum Tube - 12AU7A / ECC82, Triode, Dual, Medium MU. 2-day handling on I am selling off some of my personal stash of vintage tubes. UPC. 95 shipping . Follow Us: Search: Search. Sylvania 12AU7A - various labels. As long as your audio setup is decent, you can expect great results from this versatile Electro-Harmonix 12AU7 tube. Type 12AU7A was first introduced in ECC82 is the European numbering for the 12AU7 tube. rae iumlr jaldfc srh vfyx ortwrk bksg fmkd myipgl tgbs