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Tubes - Transmitting, Audio, Misc.

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  1. 1645A RCA Vacuum Photo Tube (NOS)

    1645A RCA Vacuum Photo Tube (NOS)

    $4.91

    Has a capacitance -balancing electrode and S4 response. "A" is selected for increased sensitivity of 30 μA / Lumen.

    New Old Stock * No longer available for export
    MFR: RCA
    SKU: 1645A-RCA

    Made in the USA

  2. 5963 RCA Black Plate Medium Mu Twin Triode (NOS/NIB)

    5963 RCA Black Plate Medium Mu Twin Triode (NOS/NIB)

    Call for Price
    1-800-RFPARTS (1-800-737-2787)

    Designed primarily for use as a frequency divider in electronic computers as well as other On/Off control circuits.
    New old stock * New In Box * No longer available for export.
    MFR: RCA
    SKU: 5963-BP-RCA

    Made in the USA

  3. 7289 Machlett Transmitting Tube (NOS)

    7289 Machlett Transmitting Tube (NOS)

    $37.91

    Special purpose, broadcast/industrial High Mu Triode
    New Old Stock * No longer available for export
    MFR: Machlett
    SKU: ML-7289-MACH

     

     

    Made in the USA

  4. GB-5725 Sylvania "Gold Brand" Dual Control RF Pentode Tube (NOS/NIB)

    GB-5725 Sylvania "Gold Brand" Dual Control RF Pentode Tube (NOS/NIB)

    $4.91

    Designed to serve as a voltage amplifier or dual control applications when a grid base pin connection is implemented.
    New old stock * No longer available for export.
    MFR: GTE / Sylvania
    SKU: GB-5725

    Made in the USA
  5. 12AT7 Channel Master High Frequency Twin Triode (NOS)

    12AT7 Channel Master High Frequency Twin Triode (NOS)

    $18.91

    New old stock * No longer available for export.
    MFR: CHannel Master
    SKU: 12AT7-CM

  6. 12AT7 Silvertone High Frequency Twin Triode (NOS)

    12AT7 Silvertone High Frequency Twin Triode (NOS)

    $19.91

    New old stock * No longer available for export.
    MFR: Silvertone
    SKU: 12AT7-ST

  7. 12AT7/ECC81 CONN by Amperex High Frequency Twin Triode Germany (NOS)

    12AT7/ECC81 CONN by Amperex High Frequency Twin Triode Germany (NOS)

    $49.91

    New old stock * No longer available for export
    MFR: Amperex
    Made in Germany
    SKU: 12AT7-ECC81-CONN


  8. GL-6201 General Electric High Frequency Black Plate Twin Triode (NOS)

    GL-6201 General Electric High Frequency Black Plate Twin Triode (NOS)

    $29.91

    The GL-6201 is a miniature twin triode designed for use as a grounded-grid amplifier or as a frequency converter in very-high-frequency applications.The tube is specially designed to assure dependable life and reliable service under the exacting conditions encountered in mobile and aircraft applications. 

    New Old Stock * No longer available for export
    MFR: General Electric
    SKU: GL-6201-GE

    Made in the USA
  9. 12AT7/ECC81 Amperex High Frequency Twin Triode Holland (NOS)

    12AT7/ECC81 Amperex High Frequency Twin Triode Holland (NOS)

    $39.91

    New old stock * No longer available for export
    MFR: Amperex
    Made in Holland
    SKU: 12AT7-ECC81-AMP-HOLLAND

  10. 12AT7 Motorola High Frequency Black Plate Twin Triode (Pull)

    12AT7 Motorola High Frequency Black Plate Twin Triode (Pull)

    $37.91

    Used * No longer available for export.
    MFR: Motorola
    SKU: 12AT7-BP-MOTO-P

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