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Item Tag: SYLVANIA

  • Sylvania 5AR4 GZ34 Rectifier Tube Great Britain Lost Vacuum Collector Only

    The Sylvania 5AR4 GZ34 Rectifier Tube is a vintage electronic component from Great Britain, designed specifically for audio equipment. As a collector’s item, this rectifier tube holds historical value and is sought after by enthusiasts of vintage audio and electronics. With its reputation for quality and reliability, the Sylvania brand ensures that this model is a desirable addition to any collection of vintage tubes and sockets.

  • 1 x NOS Sylvania USA 5881 SideGetter PowerAudioTube ~ 6L6WGB Grail Fender/Tweed

    premium vintage sylvania 5881, high power 6l6wgb, legendary quality, tonal transparency, and lots of punchthe highs are clear w/ a tight bottom end, and the musical revealing harmonic content is rich and has depth the warm metallurgy, fat bottle design, and low-noise + longetivity, all contibute to the 5881 collectible sonic lore these are a popular low-headroom substitutes for 6l6gc w/ increased breakup at lower volumes, great for fender amps these were also oe in many other amps including sunn, magnatone, heathkit, fisher, scott, rivera sg and more carefully curated, and twice tested for conductance, w/ plain or branded tube box includedplus complimentary refurbish and deoxit pin process! one of a kind value-added quality control full mutual gm conductance test, 4 available: 112 ~ 110 ~ 110 ~ 105 % gm (65 % min good) + life test pass! a key longetivity indicator + leak / short / gas check ships fast well packed worldwide w/ free economy postage! authentic vintage hifidelity audiophile / preamp / power / mic tube curation see our official site for new arrivals + reserve request options + limited special editions + rare true-nos sealed box + pinched waist +high-resolution headphones

  • 2 Matched NOS Sylvania 6KN6 Vacuum Tubes – 30-Watts for Audio or Transmitting

    2 NOS Sylvania 6KN6 Vacuum Tubes. The 6KN6 is a 30-watt beam power amplifier. This tube type is used in radio transmitting and audio amplifier circuits. Hickok TV-7D/U tests read 95 and 95.

  • Sylvania® Micanol 9 Pin Tube Socket • Bottom • 3/4″ Hole • 1-1/8″ Hole Centers

    Sylvania® Micanol Pin Tube Socket.EIA #312.Bottom Mount.Micanol Filled Body.NOS • New Old Stock.Fits in 3/4″ Hole Opening.Hole Centers: 1-1/8″.1/8″ mounting hole.Listing is for one (1) socket.21 sockets available.Flat rate of $3.95 shipping for any number of sockets.Shipped via USPS Ground Advantage® with Tracking. If you are unsatisfied with your purchase, please contact me. I pledge to resolve the issue.

  • Matched Quad (4) Sylvania 6SN7GTB Black V Plate Tubes 539C&Maxi Test NOS NIB🌊

    Matched Quad (4) Sylvania 6SN7GTB Black V Plate O Top Getter Tubes 539C&Maxi Tested NOS NIB. Near perfectly matched for both GM and MU (Gain). Nice shiny getters and pins. Date codes are also matching.

  • Sylvania 5881 Quad

    All tubes tested good on EMC 213- 215.

  • 1 Strong Test Nos Medical red tip Siemens Germany 12AT7 tube #A5

    I have 1 excellent strong Siemens Germany Medical red tip 12AT7 tube.

  • Sylvania 7591 7591A Excellent Value NOS NIB

    The tube was carefully tested on my TV-7D/U as shown in the photos with 36 min good (55-56=100%). It sounded wonderful on my hifi system with other 3 new tubes. Super rare and hard to find now.

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

    NOS NIB 7591A SYLVANIA. Tested Advance Digital Tube Tester Amplitrex AT1000. Like Amplitrex AT1000 Advance Digital Tube Tester. “O” Getter. Grey Plate. Hickok 752a tube tester, AVO Type 160. We specialized in thoroughly tested and screened quality.

  • Sylvania 7591 7591A Excellent Value NOS NIB

    The tube was carefully tested on my TV-7D/U as shown in the photos with 36 min good (55-56=100%). It sounded wonderful on my hifi system with other 3 new tubes. Super rare and hard to find now.