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Tubes - Transmitting, Audio, Misc.

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  1. 813 RCA Transmitting Tube (NOS)

    813 RCA Transmitting Tube (NOS)

    $124.91

    The 813 beam power tube was very popular with amateur radio operators following WW II. The tube remained a staple of amateur radio until single sideband became a popular operating mode in the late 1950's and early 1960's. Featuring a graphite plate with an ICAS dissipation rating of 125 watts the tube was very economical and a pair could provide legal limit operation (1 kilowatt input) on CW or AM. Later tubes manufactured by RCA and Amperex featured an improved plate made of zirconium-coated nickel.

    New Old Stock * No longer available  for export
    MFR:  RCA
    SKU: 813-RCA

     

    Made in the USA
  2. Custom Parasitic Suppressor for High Transconductance with Hi -Mu (Pull)

    Custom Parasitic Suppressor for High Transconductance with Hi -Mu (Pull)

    $129.91

    • Designed for high power tube applications
    • Includes one Carborundum 886 SP330K 33 Ohm Resistor 10%
    • Overall size: 6-1/8" long x 2-13/16" diameter

    Used * No longer available for export
    MFR: East Coast Induction
    SKU: CPS-ECI-P

  3. FT250 Tube Base  Assembly

    FT250 Tube Base Assembly

    $55.00

    FT250 Tube Base  Assembly

  4. PLCAP3  Ceramic Plate cap for tubes with plate diameter of 0.25"

    PLCAP3 Ceramic Plate cap for tubes with plate diameter of 0.25"

    Ceramic Plate cap for tubes with plate diameter of 0.25",

    MFR: China

    SKU: PLCAP3 

  5. HR-6 Eimac Heat-Dissipating Connector Top Cap (Pull)

    HR-6 Eimac Heat-Dissipating Connector Top Cap (Pull)

    $13.91

    Will fit  3-400Z, 3-500Z & ZG, 4-400A, & 4-400C
    Size:  0.88" High x 0.82" Diameter 
    0.367" Hole Diameter
    Used * No longer available for export
    MFR: EIMAC
    SKU: HR-6-P

  6. HR-1 Eimac Heat-Dissipating Connector Top Cap (NOS)

    HR-1 Eimac Heat-Dissipating Connector Top Cap (NOS)

    $9.91

    For 2-25A  and 3C24 tubes and tubes with a .052" pin.
    New Old Stock * No longer available for export
    MFR: Eimac
    SKU: HR-1-EI


  7. HR-8 Eimac Heat-Dissipating Connector Top Cap (NOS)

    HR-8 Eimac Heat-Dissipating Connector Top Cap (NOS)

    $38.91

    New Old Stock * No longer available for export
    Fits 3-1000Z, 4-1000A, 4PR1000A and 833 tubes
    MFR: Eimac
    SKU: HR-8-EI-NOS

    Made in the USA

  8. HR-7 Heat-Dissipating Connector Top Cap (Pull)

    HR-7 Heat-Dissipating Connector Top Cap (Pull)

    $23.91

    Replacement Aluminum Plate Cap / Anode Heat Radiator for 304TL, 304TH, or tubes having 0.126 diameter anode stem. New. Diameter: 1 3/8" Height: 1 3/8" Hole Size: 0.127.  Heat dissipating connectors are used to make electrical connections to the plate and grid terminals of Transmitting tubes, and at same time, provide efficient heat transfer from the tube element and glass seal to the air.

    Used * No longer availabale for export
    MFR: Generic Brand
    SKU: HR-7-GEN-P

    Made in the USA
  9. Tube Plate Cap for 3CX3000A7 (Pull)

    Tube Plate Cap for 3CX3000A7 (Pull)

    $39.91

    • Used in Henry 3000D
    • Silver Plated

    Used * No longer available for export
    MFR: Henry Radio Company
    SKU: HTPC-3000-P


  10. HR-3 Eimac Heat-Dissipating Connector Top Cap (NOS)

    HR-3 Eimac Heat-Dissipating Connector Top Cap (NOS)

    $14.91

    New Old Stock * No longer available for export
    MFR: Eimac, USA
    SKU: HR3-Eimac

    Made in the USA

Items 11 to 20 of 2768 total

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