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Item Tag: 7591A

  • Lowrey 7591 7591A Fat Base Copper Plates NOS Excellent Testing Values

    You are bidding for 1 tube Lowrey 7591 fat base copper plates NOS Excellent Testing Values. The tube was carefully tested on my TV-7D/U at 68/36 min good (55-56=100%). It sounds wonderful on my hifi system with other new tubes. Super rare and hard to find now. What you see is what you get. Please look at the photos carefully before bidding. I am willing to answer any question Return is accepted if you pay for the returning fees. Thanks P/S: The shipping fees in the listing is by regular mail (normally Vietnam post) taking from 12-25 days depending on buyers' local customs. To some regions, it can take even longer than that. Besides, Vietnam post is not always available to some countries in South America, Northern Europe or Africa. Please ask me before paying. If you want to use express shipping services like DHL, Fedex or UPS express taking 3-7 working days, you have to pay an extra of around $68.75. (For order over $1000, Express shipping service is a must. Please wait for the invoice to pay). Please let me know so that I can send you an invoice. If the item(s) purchased may not arrive or faulty, please don't hesitate to contact me before opening cases on ebay. I am willing to reach to a solution and make you completely satisfied. Thanks a million.

  • RARE Westinghouse 6013 WL7611 Electronic Tube

    This is a large for display only electronic tube. I’ve never seen anything like this. Comes with a cover. 14 inches long!

  • 7591A Rogers Vacuum Tube – Tests GOOD!

  • 1x Vintage OO DualGetter Toshiba 7591 PowerTube /Special Hi-Fi Edtn /NOS Classic

    Introduced in 1958, the high quality 7591 (predates the 7591a by several years) and is similar to 6gm5 / 7868 / el506. their diverse catalog was all the rage back then, featuring the shiva ‘light’ logo till 1959, w/ toshiba shibaura electric 1960-1976.

  • 50 Year Old Vacuum Tubes | 4 7091A’s | 4 7025’s | 2 6GH8A’s & 1 6C4

    And finally, one CBS tube in an RCA box. It is a 6C4. Then there are 2 RCA 7025’s. There are eleven tubes all together! He died a couple of years ago, and I discovered this box of 50 year old tubes.

  • Vintage RCA USA 7591A 7591 Tubes

    Tested on a stark tube tester. Tested and functional.

  • NOS NIB 7591A SYLVANIA Grey Plate “O” Getter Made in USA Amplitrex Tested

    NOS NIB 7591A SYLVANIA. Tested Advance Digital Tube Tester Amplitrex AT1000. We specialized in thoroughly tested and screened quality vacuum tubes.We have various type of valves and tubes testers Like Amplitrex AT1000 Advance Digital Tube Tester, Hickok 752a tube tester, AVO Type 160.

  • 7591 A General Electric Made in U.S.A Amplitrex AT1000 1MP #552001

    Tested Advance Digital Tube Tester Amplitrex AT1000. Amplitrex AT1000 Advance Digital Tube Tester, Hickok 752a tube tester, AVO Type 160. 1MP 807 VT100 RCA=6L6 EL34 ”D” Getter Made in U.S.A Amplitrex Tested#542122&115.

  • 7591 A FISHER Made in U.S.A Amplitrex AT1000 #546006,546007,546002

    Tested Advance Digital Tube Tester Amplitrex AT1000. Amplitrex AT1000 Advance Digital Tube Tester, Hickok 752a tube tester, AVO Type 160. 1MP 807 VT100 RCA=6L6 EL34 ”D” Getter Made in U.S.A Amplitrex Tested#542122&115.

  • 1 x NOS WestingHouse Eico 7591 Preamp AudioTube ~ Holy Grail Vintage 1960s USA

    introducted back in 1958, westinghouse was one of the first to manufacture 7591, high quality and sourced by many oems!fisher scott sherwood pilot sansui kenwood pioneer eico harmon gibson and jukeboxes were just a few to incorporate 7591this audiophile crown jewel is soughy after, westinghouse 7591 w/ very nice silkscreen, made specially for eico brandwarm sound reproduction w/ grey plate internals, live-concert holographic imaging w/ vinyl style intimacylegendary heavy glass w/ thick hollow getter (like telefunken) made in 1964, includes plain or branded box full mutual gm conductance test, pristine 105 % gm (65 good) + important life test pass! (a key longetivity indicator)our special gm output test applies real world 225vdc voltages w/ filtered dc, plus an impeccable gas test + leak/short checkwe also pride ourselves on a proprietary complimentary value-added complete refurb screening deox processgive 100+ session hours w/ your specific amps voltage to fully settle in (break-in is important)ships well packed worldwide w/ free economy postage, 3 available authentic vintage hifidelity audiophile / preamp / mic tube curation by caliacoustics, see our website!new arrivals + limited special editions + rare true-nos sealed box + pinched waist + high-resolution headphones