1-800-RFPARTS (1-800-737-2787) 1-760-744-0700 (USA) ORDERS: rfp@rfparts.com 435 S PACIFIC ST SAN MARCOS, CA 92078

Tubes - Transmitting, Audio, Misc.

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  1. Y-278 Eimac Liquid Cooled Transmitting Tetrode (NOS) Y278

    Y-278 Eimac Liquid Cooled Transmitting Tetrode (NOS) Y278

    $194.91

    3CW300B variant.
    New Old Stock * No longer available for export
    MFR: Eimac
    SKU: Y-278

    Made in the USA

  2. 4X150G Eimac JAN- 8172 Transmitting Tetrode Tube, Air Cooled (Pull)

    4X150G Eimac JAN- 8172 Transmitting Tetrode Tube, Air Cooled (Pull)

    $56.91

    Eimac Transmitting Tetrode Tube, Air Cooled
    Used excellent condition * No longer available for export
    MFR: Eimac
    SKU: 4X150G-Jan-8172
    Ninety Day Warranty

    Made in the USA

  3. 304TH Eimac/Jan-CIM Medium-mu Power Triode (NOS/NIB)

    304TH Eimac/Jan-CIM Medium-mu Power Triode (NOS/NIB)

    $299.91

    The Eimac 304TH is a medium-mu power triode intended for use as an amplifier, occilator or modulator. It has a maximum plate dissapation rating of 300 watts and a maximum plate voltage rating of 3000 volts at frequencies up to 40 Mc.

    1200 watts plate power output with 53 watts driving power.

    New Old Stock * New In Box * Not Available for Export
    MFR: Eimac * Made in USA
    SKU: 304TH

    Made in the USA

  4. Y-278 Eimac Liquid Cooled Transmitting Tetrode (Pull) Y278

    Y-278 Eimac Liquid Cooled Transmitting Tetrode (Pull) Y278

    $95.91

    3CW300B variant.
    Used * No longer available for export
    MFR: Eimac
    SKU: Y-278-P

    Made in the USA

  5. 5851 Tung Sol Beam Power Pentode Tube (NOS/NIB)

    5851 Tung Sol Beam Power Pentode Tube (NOS/NIB)

    $9.91

    Designed to be used in class A and class C amplifiers and is tested as a frequency doubler at an output frequency of 400Mc.
    New old stock * No longer available for export.
    MFR: 5851
    SKU: Tung Sol

    Made in the USA

  6. 446A RCA Triode Tube (NOS/NIB)

    446A RCA Triode Tube (NOS/NIB)

    $12.91

    Designed primarily for use as an RF amplifier in radar receivers. 10db of noise at 1Ghz.
    New old stock * No longer available for export.
    MFR: RCA
    SKU: 446A

    Made in the USA

  7. 4043 RCA High Mu Triode Tube (NOS/NIB)

    4043 RCA High Mu Triode Tube (NOS/NIB)

    $79.91

    For use in cathode drive service up to 3000mc.
    MFR: RCA
    SKU: 4043

    Made in the USA
  8. 572B RF Parts Company SELECT Transmitting Tube Matched Triple (3)

    572B RF Parts Company SELECT Transmitting Tube Matched Triple (3)

    $374.91

    Each RF Parts Company 572B is tested by the Engineering Staff at RF Parts Company in San Marcos, CA USA. They are virtually an exact replica of the original Cetron 572B / T160L tube.

    NOTE: These are NOT PSVANE or Shuguang tubes.

    Can be used in Ameritron AL572 or 572X, Collins 30L1, and Heathkit SB200 & SB201. Ameritron 811H can be upgraded with a 572B Matched Quad.

    Designed / Manufactured: USA / CHINA

    6 Month Limited Warranty against manufacturing defects and workmanship.

    SKU: 572B-BB-M3-RFP


  9. 807 / VT-100A  JAN-CHS Sylvania Tetrode Vacuum Tube (NOS/NIB)

    807 / VT-100A JAN-CHS Sylvania Tetrode Vacuum Tube (NOS/NIB)

    $19.91

    Out of stock

    Beam tetrode vacuum tube.

    New Old Stock * New In Box * No Longer Available for Export
    MFR: Sylvania 
    SKU: 807-VT100A-JAN-CHS-SYL

    Made in the USA
  10. 572B RF Parts Company SELECT Transmitting Tube Matched Pair (2)

    572B RF Parts Company SELECT Transmitting Tube Matched Pair (2)

    $249.91

    Each RF Parts Company 572B is tested by the Engineering Staff at RF Parts Company in San Marcos, CA USA. They are virtually an exact replica of the original Cetron 572B / T160L tube.

    NOTE: These are NOT PSVANE or Shuguang tubes.

    Can be used in Ameritron AL572 or 572X, Collins 30L1, and Heathkit SB200 & SB201. Ameritron 811H can be upgraded with a 572B Matched Quad.

    Designed / Manufactured: USA / CHINA

    6 Month Limited Warranty against manufacturing defects and workmanship.

    SKU: 572B-BB-MP-RFP

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