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Using a Vintage (brand) Goldtop loaded with stacked P90s. Price = for 1 tube. If you are looking to buy these tubes they are probably very expensive and if you already have some they will probably sound really good (if they are NOS or not worn out), I have GE 12AX7's in my 2204 and they sound great. Learn all about 12 Nos here! Hair Accessories For Sale. langrex try to keep postage and packing charges as low as possible. These are a slightly lower gain tube that can be used as a replacement for. Product Description. Three of the tubes test new. S. (Amperex . Browse Nos Jan Ge available for purchasing today on the internet! Ge Jan-cg-805 Vt143 Output Triodes New Old Stock In Original Box Milspec . FWIW, I have used a JAN 5751 in the phase inverter in the Tweed Deluxe I have here w/o problems although I prefer a 12AX7. A 5751 sounds more polite, having a lower mu. To use a food analogy when the volume is turned up the result is fantastic crunch that is thick and chewy. From our review of the JAN-GE 5751 tube: "While not really a 12AX7, it shares the same pin-out arrangement and is designed for less gain in favor of lower noise and microphonics. GE 5751 triple mica grey plates NOS $40 GE 5751 triple mica grey plates ANOS $30 issue 209 January 2012 . A. However, with 30% reduced gain, the 5751 is a fantastic way to tame a distortion stage and tone shape an amp. It worked well in both test amps and can be used to advantage if your amp has too much grind. Part of the medium MU ECC83 family. Rca Genuine. quite impressed with the 5751 preamp tube. NOS/NIB!!! Up for sale are 5 Grey Plate double mica GE JAN 5751 tubes. 00. Our tubes are always tested, matched and guaranteed. bluezguy Featuring a lot of nos jan ge and much more in stock online. The 5751 cleans the amp up some and gives it more chime. NOS Electro Harmonix Quad (4) EL34 EH. 200,00 USD. 00 NOS JAN GE 5751 Blackplates Triple Mica Spacers. High End NOS Tube Rolling in 50s Fender Bassman (Mullard, RCA, Amperex, GE, Sylvania) - Duration: 22:53. anos ge 5751 3m GP. S5751-USA (2) +MA-NOS24-MP, 5751  ANOS JAN GE 5751 3 mica spacers, gray plates. The 5751 is similar to a 12AX7 but with about 30% less gain. ᅠᅠ Hi Mike, just wanted to let you know that the two JAN 5751 tubes arrived and sound outstanding in my Soldano SLO. GE grey plate - 3 mica spacer version: A bit less refined than other 5751s,  NOS Preamp Tubes including RCA, Mullard, GE, Sylvania, Raytheon, Tung-Sol and more. It seemed that I would get one or two bad JAN GE's in each order I would make (I found the bad ones in testing). Ge 12ay7 . $80. Just like salt and pepper. The 12AT7 smooths out the overdrive and further reduces the gain. Stevie Ray Vaughan ran 5751’s in V2 of his blackface Fender amps to give them slightly more headroom. eBay logo 5751 JAN GENERAL ELECTRIC GE NOS TUBE 12AX7 NIB BALANCED HALO GETTER. GE JAN 5751 Drop In Replacement for 12ax7 with 30% less gain! Perfect for toning down those "out of control" gain channels or creating more headroom in that old vintage amp which "breaks up" too early! This is a suitable replacement for any 5751 tube type. Using on a Crest board out to QSC KW Series PA. The others will sell it off like almost any other GE 5751 without realizing what they've got on their hands (heh, heh) 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. The other 2 test a notch under new, very strong. GE 5751's, mid 1950's military stock, black plates with triple micas…$85. Buy from our wide selection of Rca Genuine now. . I've got a Peavey 6505, a 6505+ 112 he YES! I use a NOS JAN GE 5751 in V1 (nearest to input) and a NOS Mullard CV4024 (12at7) in V2. Wow! Hey fellas, It's time to add some new tubes to my collection as I've pretty much exhausted my supply of spares. I've only found 1 NOS tube dealer whose ever listened to it and who understands how good it is. , JAN 5751, 34167, 8326 AFL, Made in USA, 1 pc, $15 Philips ECG JAN 12AX7WA, 34167, 8739 AHK/AHP, Made in USA, 2 pcs. jan military spec. Still has plenty of gain on tap for me. Hi! I own a Roadster and would like an even better clean tone. GE 5 Star 5751 grey plate double mica NOS $45. Ge Nosnib Jan Jg 5814 12au7 Ecc82 Vacuum Tubes Matched And Guaranteed Rare. The 5751 is a very clear, slightly brighter and feels slightly less compressed than a 12AX7/ECC83, definitely great for bringing out spank and sparkle or taming high gain preamps. Never tube rolled before, don't quite know what to expect sound-wise. Just replaced some old GE 5751s with NOS NIB RCA 5751 Commamnd Black Plate matched set. GE 5751's, 1953 5 Star stock with black plates and triple micas…$100. $16. 51. We stock NOS and current production 5751 tubes. sure it lowers gain in them but the punch clarity factor doesnt seem to work as well. powered by ebay turbo lister. Made in USA 3/87. Excellent sturdy longlife tube replaces 6N3, 6N3P, 6N3P-E and 6N3P-DR. If you have a high gain amp like a DR or a 5150 where diming the gain is pointless/unuseable, a 5751 or good NOS 12AT7(in the V2 position) will give you more usable range plus more punch. Considering the cost of the Tung Sol tube vrs the NOS JAN-GE or JAN-Phillips I would recommend the Tung Sol. 00 Buy Now; ECC83/ 5751-HARMA STR HIGH GAIN Harma Valves The Harma 5751 STR High Gain is a 5751 valve with a higher gain and amplification factor when compared to an 5751 tube is often found in high linearity low distortion headphone amps. SLEEVE OF 5 - $75. $79. Lettering is very good. BALANCED NOS US MADE 5751 GE JAN VACUUM TUBE LOW NOISE FOR HI-FI, PREAMP, GUITAR. New 2x JJ EL84 6BQ5 Matched Pair Browse photos of Transistor, Diode, Vacuum Pipe, Glowing Vacuum Tubes, Vacuum Tube Wallpaper, Tube Amp, Vaccum Tube, Vacuum Tube Amplifier, Vacuum Tube Art, Vacuum Tube Clock, Old Vacuum Tubes, Vacuum Pump, First Vacuum Tube, Vacuum Chamber, First Generation Vacuum Tubes, Early Vacuum Tubes, Vacuum Tube Light, Vacuum Tube Diagram, Vacuum Tube Display, Vacuum Tube Radio, Eniac Computer, Eniac Nos Tested Sale. Browse Nos Jan Ge available for purchasing today on the internet! Payment is either by US Postal MO or VISA/MC Credit Card. The OD is less grindy and more smooth. Reader scale is in relative micromhos strength, where test of 100% is considered as NEW tube. GE JAN 5751 Drop In Replacement for 12ax7 with 30% less gain! Perfect for toning down those “out of control” gain channels or creating more headroom in that old vintage amp which “breaks up” too early! 5751 vs 12AX7 in V1 Discussion in 'Amp I have a NOS USA GE JAN 5751 for V1 in my '68 CVR. Find great deals on eBay for jan 5751. Browse 12b4 Nos Jan Ge available for purchasing today on the internet! Collectible Anywhere. GE 5751 WA Vacuum Tube Very Strong Balanced (8) Available U. I spied two 20 tube 'slips' full of NOS/NIB JAN GE5751's. 00 NEUMANN NKMa PSU for Vintage Tube Microphones KM54 KM53 KM56 #10210 NOS unused. STRONG 1956-59 GE 14mm 3x Black Plate Horseshoe 5751 Tubes 12AX7 JG- 5751WA 5965 JAN GE USA NOS BOXED VALVE TUBE. This came up on Ikey's tube thread. 12AY7's have less gain than a 12AX7, 5751, and 12AT7, but more than a 12AU7. Amazing! reviewed by Thanks General "rule" as I've read it: If a 12ax7 has an assigned value of 100, then a 5751 is about 70% of that, 12at7 about 60%, and a 12au7 about 50% What swapping tubes does (oversimplified) is twofold: - changes the gain structure of the amp such that clipping will occur earlier or later but which is "better" sound is still up to the JAN tubes are Joint Army Navy tubes that have Mil Specs! These are all NOS tubes in original boxes. I recently installed a NOS JAN 5751 made by Philips into the V1 spot in my VHT Special6 Ultra head into 10" Jensen Alnico speaker cabs and the result is stunning. pre-amp tubes come with gray plates and top round getters. Elles sont imprimées en vert ou en blanc avec le logo GE, JAN 5751 MADE IN U. this guy was fantastic and very knowledgable about tubes From our review of the JAN-GE 5751 tube: "While not really a 12AX7, it shares the same pin-out arrangement and is designed for less gain in favor of lower noise and microphonics. ECC83/ 5751-GENERAL ELECTRIC General Electric The American Made General Electric 5751 is a superb sounding valve for audio as well as guitar applications. Nos Jan . 5965 JAN GE USA  Results 1 - 24 of 7750 JAN 6197 / 6CL6 NOS GE Gray Plate O Getter Tubes Hickok Tested 1 NOS GE JG 5751 Triple Mica Black Plate Audio Tube USA 1957. VACUUM TUBES ADVERTISING POSTER VINTAGE. Moderator: longfxukxnhair. Very rare tubes, carefully selected for early IBM computers, these are among the best of the best in an Amperex 12AT7 type. Tube Lot . Not bad tubes by any stretch of the imagination. Stevie Ray Vaughan ran 5751's in V2 of his blackface Fender amps to give them slightly more headroom. Various condition. Clean tones with this tube had very little harmonics, and practically no discernable chime. Tested and matched tubes valves. GE 5751's, mid 1950's military stock with grey plates and triple micas…$85. Vintage 5751 tubes from USA and Europe. Tube Lot 42 Ge Tubes Tested Good Nos General Electric. bluezguy Westinhouse 5751 I have 4 of them--$80. Post by af_analog » Fri Mar 06, 2009 4:36 pm ok, I have one of each of these tubes. Buy from our wide selection of Nos Tested for sale online. I did not like the TLFKN 12AX7 or GE JAN 5751 dual mica or CBS 12AD7 in this  Apr 25, 2012 I am mainly going to cover 12AX7/ECC83 and 5751 type pre-amp tubes These include tubes by such makers as RCA, Mullard, Amperex, GE,  For sale is offered matched pairs of Sylvania 5751 NOS 1960's USA production! With a mu of 70 is a These are NOS new JAN 5670W from GE. In the 1980s these were made under the 5751 Philips ECG label. This is the renowned tube with the "clips" securing the cage assembly. The Guitologist 20,058 views The Sylvania greyplate and military versions are clean and a bit bright, but the Sylvania 5751 variants are very balanced and pleasant to listen to for hours. Tung-Sol 5751's…$95. Stevie Ray Vaughan ran G. Skip to main content. Lower Gain ECC83 type tube. to the US military resulting in massive JAN stocks of NOS tubes lying about. It was In stock £40. In hifi preamps and CD players, the JAN-Philips 5751 will lower noise floor and sound smoother and clearer in place of many 12AX7 tubes. Nos Jan Ge 12ax7wa Tested. des années 1960 ou 1980, et gravées 5751 U. From our review of the JAN-GE 5751 tube: "While not really a 12AX7, it shares the same pin-out arrangement and is designed for less gain in favor of lower noise and microphonics. - GE 2-mica gray plate O-getter 5751. but I went from NOS Mullard 12AX7s to these in These are the standard short-plate ECC83 that eurotubes will provide you with for all of about $8. 5751 GE Black Plates and triple mica 1950's (very good midrange detail, good bass, sweet sound, one of the best sounding 5751's ever made) TO BUY 5751  JAN GE 12AX7WA. When I had the 7581 on board, the amp was too bright, even with Doug's tube kit. 00 1 tube) GE large "D" getter halo 1956 1 section) 1 section) Tested on Amplitrex Good NOS range Good NOS Gm = Recommended for - Single Power @ Vplate Iplate Pout max = 12 watts total for both triode sides)Typical Character (!) (#1 6BX7GT Single) 6BX7GT GE branded Westinghouse "D" getter halo See more NOS Sylvania 5751 / made in the USA Lower Gain ECC83 type tube. JAN Philips 5751 NOS/NIB The 5751 is similar to a 12AX7 but with about 30% less gain. Right now I Nos Jan . SLEEVE OF 5 GE JAN 12AT7WC 6201 TUBES. great for a cramy fat clean tone with smoother response compared with "regular" ECC83/12AX7 a bit tighter lows compared to the GE 5751 The Sylvania 5751 was produced in the 1960s and 1970s. They cost less than an NOS tube, and IMO, are just as good. Jan and GE are American made tubes that are not manufactured any more. All are non micro phonic. GE 5751's, 1953 5 Star stock with black plates and triple micas… Mar 3, 2005 NOS RCA's in the cathode spots on the 240. GE 5751's, late 1950's military stock, grey plates with triple micas…$55. 5751 tubes are generally made to industrial standards and are found with both double and triple mica. Discover Rca Genuine in stock online. Information and suggestions on vales and Vacuum Tubes. I was clued to a small stash of old military tubes. The document has moved here. 5751 jan ge. I originally got some left channel humm but did the power wire twisty fix, and now it is dead quiet with the original 5751 tube. NOTE: PICTURE FOR REFERENCE ONLY. YES! I use a NOS JAN GE 5751 in V1 (nearest to input) and a NOS Mullard CV4024 (12at7) in V2. Shop with confidence. The 5751 was designed as a "ruggedized" high mu, dual triode tube with similar specifications as a 12AX7. JAN GE 5 STAR 5751/12AX7 TUBES (SOLD IN LOTS OF 3) (New price) 2 NOS Matched GE 5751 5 Star Tubes USA 1960's Sylvania 5751 , 12AX7 ECC83 Strong TUBES Mil Spec 4336 Two Nice SYLVANIA JAN 5751 12AX7A Tubes Durable Milspec Test Strong GE 5751 5-Star Tube - FREE SHIPPING Pulled from my EAR 834P Phono Stage, A set three Vintage Old Stock Jan 5751 GE Halo Getter Tubes, Low Hours, Very Good Condition. I'm also a big fan of the ge 5751 black plates and love their solid and engaging tone. $43. avec code de points. The JAN GE 5751 are great tubes, ime. We feature a huge variety at great prices. 50. Ge 12ay7 6072 D-getter Tubes, Matched Pair, Tested Buy 12 Nos now and monitor 12 Nos deals remotely using browser, xml, email, to save on 12 Nos. 1 tube) GE large "D" getter halo 1956 1 section) 1 section) Tested on Amplitrex Good NOS range Good NOS Gm = Recommended for - Single Power @ Vplate Iplate Pout max = 12 watts total for both triode sides)Typical Character (!) (#1 6BX7GT Single) 6BX7GT GE branded Westinghouse "D" getter halo See more Personally I prefer a NOS RCA 12AX7 in the phase inverter in that amp because that is what originally came with the amp and will best deliver the sound the amp is known for. RCA 5751, Made in USA, I believe these are referred to as RCA black plate, 1 pc, $35 Philips ECG, Inc. Pair Of Ge Jan 5751 Nos Nib 1967 Vacuum Tubes - 8 Matched. For Pay Pal sales, please add appropriate fees. Ge 12ay7 6072 D-getter Tubes, Matched Pair, Tested It's commonly used as the phase inverter in some hi-fi amps, Ampeg and Fender amps. General Electric 211 Tubes, Ge Jan Vt4c 211 Mint Condition - Perfect . the 12AX7. 95. - GE late-1950s 5751s. 99. They are a great choice for Hi-Fi & Guitar amps. Featuring a lot of nos jan ge and much more in stock online. Then I started to get more and more bad ones. Shop our great selection of 12AX7, 12AX7A, 12AX7EA, 7025, ECC83, ECC803S, 5751 (low gain), CV492, 7058, 12DF7, CV4004, B339, E83CC, M8137vacuum tubes now. They should have GE JG 5751WA 5751 Wa Triple Mica Tube - Tested Nos - $15. 1 product rating - 1 NOS GE 5751 ( 12AX7) Grey Plate Triple Mica Tube E4. Ge Nosnib . $35. E. We carry all of the major brands in NOS, vintage and New Production vacuum tubes. - GE's first 5751 issue, dating to the early 1950s. What a perfect match. A seller suggested me the JAN GE 5751, a 30$ tube. JAN and GE 5-Star branding. Order JAN-GE 5751 vacuum tubes online, in stock and ready to ship! Find reviews, data sheets and specs to upgrade your tube amplifier. Hey fellas, It's time to add some new tubes to my collection as I've pretty much exhausted my supply of spares. JAN Philips 5751 + NOS Mullard 12AX7A in 2466. Many 1% matched gain and balanced pairs available. Ge 4 . 00 for matched pairs. JAN 12AT7WC NOS/NIB Quick View. They are printed in green or white with GE logo, JAN 5751 MADE IN U. Thanks for looking Four Triple Mica GE 5751 / 12AX7 Black Plate Tubes "GE 5751-WA Black Plate - This is a '50s production tube. com! 50C5 Tube Beam Power Amplifier, USA Brands. Reviews. JAN Philips 12AT7WC NOS are the only 12AT7's I use at the moment. 5751 Recommendations: Besides the three above, you might consider NOS or "used that test good" - Tung Sol, Raytheon, Sylvania, GE, Westinghouse - I've bought used 5751s made the 50s and even the 60s that tested good, and haven't been disappointed. While the JAN-GE 5751 is not really a 12AX7, it shares the same pin-out arrangement and is designed for less gain in favor of lower noise and microphonics. The JAN-Philips 5751 tube is a NOS military version that has low microphonics and noise. Tubes are tested on JACKSON 648-S tube tester. The 5751 is a miniature high-mu twin triode each section of which as an individual cathode connection. The RCA 5751 is more like the Mullard, with a rich warmth and wide bandwidth. Not as bright as the 5751 either. a great NOS value for 60s Fenders I recently installed a NOS JAN 5751 made by Philips into the V1 spot in my VHT  New-Old-Stock (NOS) tube. Pristine boxes and tubes. General Electric JAN 5751/12AX7 (Preamp Tube) This 5751 is a drop-in replacement for any 12AX7. A bit better than the NOS GE 5751, but not in the same realm as even the NOS Tung Sols. For more gain, you can substitute with a 12AT7, or a 5751. I bought the Jan 5751 in hopes to tone things down and it worked. the tubes i`m currently waiting on now are the ge tubes, sylvania 5751`s and the kt88-z treasure tubes. Up for sale are 5 Grey Plate double mica GE JAN 5751 tubes. 1. Peavey Ultra series/XXX dont seem to get the same benefit. Variants, Description, Stock, Price, Quantity. Special note for 5751 tube types: The 5751 is not a true 12AX7, but is often used in place of a 12AX7. great for clean tone with mild top end compared with "regular" ECC83/12AX7 the last of stock selling now: GE 5751 a bit warmer mids comparted to the SYLVANIA 5751 The brand new GE 5751 JAN hums whether I use the new EL84s or the original Sovteks. Also, if I put the original 5751, that came with the MG Head OTL, back in, I get no humm at all. Thier low gain allow me drive my RP562 to taste. , $35 ea GE JAN-5751, 88-17, 33173, 87-48, Made in USA, 2 pcs, $15 ea NOS JAN GE 5751 (1980s) ***SPRING SALE!*** 2 for $84! | KCA NOS Tubes & Amplifier Repair Number one choice for guitar amps where lower gain and smoother tone is required. JAN GE 5751: gm=1650 mu=75; JJ ECC83S: gm=1800 mu=95; となり、JJ 5751はコンダクタンス値が高く、ミューがJAN GE 5751とJJ ECC83Sの中間ぐらいになっています。 JAN GE 5751よりコンダクタンス値がかなり高いですが、内部抵抗を計算すると同じくらいになります。 GE 5 Star 5751 grey plate double mica NOS $45. 00 per matched pairs. I swapped these out for some NOS Mullards I came across. These are NOS new JAN 5670W from GE. com. jge 5751 BP 3M. Ces lampes spéc. Visit us now! I've only found 1 NOS tube dealer whose ever listened to it and who understands how good it is. For the phono stage, I highly recommend the GE 5751 5-STAR 3 mica I do think the JAN Sylvanias are a good buy and sound pretty nice . Featuring a lot of 12b4 nos jan ge and much more in stock online. 00 . All bear the triangle grade marking. 7 posts • Page 1 of 1. Shop Rca Genuine on sale from eBay. i have to say too that i bought the jan philips 5751 tubes from a uk vendor and ordered them over the phone. 5751 Tubes . These remove harshness in some guitar amps. It worked Ge Jan-cg-805 Vt143 Output Triodes New Old Stock In Original Box Milspec . 6211 Amperex Holland made for IBM, SELECTED TUBE (premium/industrial 12AT7 type) New Old Stock original box, made in Holland. I've been considering getting a JAN Phillips 5751 for some time now to run in V1, but it seems there's always some JAN GE 5751: gm=1650 mu=75; JJ ECC83S: gm=1800 mu=95; となり、JJ 5751はコンダクタンス値が高く、ミューがJAN GE 5751とJJ ECC83Sの中間ぐらいになっています。 JAN GE 5751よりコンダクタンス値がかなり高いですが、内部抵抗を計算すると同じくらいになります。 NOS Brimar C4004 & NOS Philips JAN 5751. Shop Nos Tested now! Featuring Nos Tested for sale at Ebay. These rugged mil. It seems they don't carry them, but I did find a pair of NOS GE 5751 5-STAR grey  12AU7 Slot: NOS RCA 5814A BLACK P 3 MICA S-RODS . As I was going through the pile that was sitting in an open sided shedmaybe 2,000 tubes with many of them in large coffe cans. 00 or $40. Quad dbx comps on micd drums inserts and even keyboard sub mix get a great tone. Discussion in 'Amps/Cabs Tech Corner: Amplifier, Cab & Speakers' started by RockStarNick, Mar 5, 2009. The tube is especially suited  GE JG 5751WA Matching Vintage Tube Quad Gray Plates 3X Mica NOS (Test 5 Vintage Raytheon JAN 1007 Vintage NOS Tube Valve - BangyBang Tubes. $30. 1st RCA 5 Star 6072 2ed GE Jan 5751. I've got a Peavey 6505, a 6505+ 112 he I gotta say. Comes with original boxes. For less gain, you can substitute with a 12AV7. this is all getting so interesting. Three-mica, black-plate, rectangular getter. spec. I haven't found any current made ones that are worthwhile. Moved Permanently. My findings. militaire robustes sont livrées avec des plaques grises et des getters supérieurs. S5751-USA, 5751 GE NOS/USA Triple mica, black plate, on_Stock, € 69,00. I started carrying these due to a few problems with the JAN GE's. with variable 1960's or 1980's date codes, and are glass-etched 5751 U. Thanks for looking 6j5gt / 6j5g/l63 1067 1 jan ckr 6j5gt/g kenrad make , army / navy military grade , new old stock , ecc83 m8137 12ax7 7025 cv4004 e83cc ecc803s 5751, ge, pre Vacuum Tube - 5751, GE JAN, Dual Triode, HI-MU - Miniature high-mu twin triode each section of which as an individual cathode connection suited for use in resistance-coupled voltage amplifiers, phase inverters, multivibrators, and industrial-control circuits where high voltage gain is desired. Various brands available. Made in USA  Just to get the formalities out of the way here first - Yes NOS tubes do sound different . These RCAs are incredible. i`ll keep you all posted at every stage. The GE blackplate 5751 triple mica is also in great demand as a very musical vintage tube. Sony ECM-MS5 Stereo Microphone - New Old Stock Free Shipping NEUMANN NKMa PSU: $1,099. I was wondering if any of you guys ever tried it, in V2, 'cause that's where I would put it, since I don't want it to alter my dirt channels. NOS/NIB. BRAND, CONDITION AND COSMETICS MAY VARY. NOS/NIB!!! JAN GE 5757 WITH 88-13 stamped on it as well as AS33173 and then etched in the glass USA and a triangle, matched quad $80. with dot code. The amp is a 1959SLP ri. G. Browse photos of Transistor, Diode, Vacuum Pipe, Glowing Vacuum Tubes, Vacuum Tube Wallpaper, Tube Amp, Vaccum Tube, Vacuum Tube Amplifier, Vacuum Tube Art, Vacuum Tube Clock, Old Vacuum Tubes, Vacuum Pump, First Vacuum Tube, Vacuum Chamber, First Generation Vacuum Tubes, Early Vacuum Tubes, Vacuum Tube Light, Vacuum Tube Diagram, Vacuum Tube Display, Vacuum Tube Radio, Eniac Computer, Eniac Detailed Jan Sleeved comparison charts showing savings for each Jan Sleeved from Ebay. 5751 GE Black Plates and triple mica 1950's (very good midrange detail, good bass, sweet sound, one of the best sounding 5751's ever made) TO BUY 5751 GE black plates Customer Comments: ----- Thanks for the recommendation of the GE JG-5751WA's from 1958. 5751 tube also works great in guitar amps in place of 12AX7 to tame the gain. 5751 General Electric USA, NOS triple-mica, black plate, mica support rods The 3-mica black-plate cntruction is one of the best GE 5751 ever made. Find great deals on eBay for nos 5751 and nos 12ax7. ge jan 5751 nos