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Receiving Tubes

40, 3B25, 12K7, 12A4, 12BK5, 12GT5A, 10KZ8, 12SC7, 10LE8, 16GY5, 6U5, 10KU8, 12AL8, 9AK10, 12EL6, 17JE6, 12AD6, 12AE7, 12DZ6, 6HB5, 6GY5, 17AV5GA, 6GU5, 7B5, 24JE6A, 12A6GT, 12C5/12CU5, 7A5, 25JE6C, 6V8, 6GV5, 6N8, 12V6, 12K7GT, 12C8/VT153, 6100/6C4WA, 8BQ5, 12SL7GT, 20LF6MP, 12AC5 Tube, 12EK5 Tube, 6112A/6112, 6028/408A, 17CL3, 6LX8, 6JA5, 6XL8, 6HM5/6AH5, 6T50, 6AH8, 6137/6SK7WA, 7C6, 6LW8, 5992/6V6GT

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  1. 12BY7A Sylvania Sharp Cutoff Pentode Tube(NOS/NIB)

    12BY7A Sylvania Sharp Cutoff Pentode Tube(NOS/NIB)

    $22.91

    Sharp Cutoff Pentode. Runs off 12.6v±10% AC or DC volts
    Primarily used in video amplifiers for TVs. Features high transconductance, high power sensitivity, and low interelectrode capacitances. It can deliver relatively large output voltages with low values of plate-supply voltage and plate load resistance.


  2. 12AT6 Duplex Diode High Mu Triode Tube (NOS/NIB)

    12AT6 Duplex Diode High Mu Triode Tube (NOS/NIB)

    $5.91

    Designed to function as a combined detector, amplifier and automatic volume control tube.
    MFR: RCA, GE, Tung Sol, Triad, Delco, Sylvania, Chief, Realistic, Brimar
    SKU: 12AT6
    New old stock * No longer available for export.

    Made in the USA
  3. UA78H12ASC Transistor, ASC

    UA78H12ASC Transistor, ASC

    $5.00

    UA78H12ASC Transistor, MFR: ASC  No longer available for Export, (NOS)


  4. 12AX7A  High Mu Twin Triode - No Branding (NOS)

    12AX7A High Mu Twin Triode - No Branding (NOS)

    $24.91

    New Old Stock * No longer available for export
    MFR: Unknown

    SKU: 12AX7A-UN

    No manufacturer label on tube

    Made in the USA
  5. 7247-12DW7 International Double Triode Tube Made in Japan (NOS/NIB)

    7247-12DW7 International Double Triode Tube Made in Japan (NOS/NIB)

    $39.91

    Designed to be used as a high gain voltage amplifier and a cathode type phase inverter
    New old stock * No longer available for export.
    MFR: International Servicemaster
    Made in Japan
    SKU: 12DW7-IEC

  6. 7025/12AX7A National Special Purpose Audio Tube Low Noise High Mu Twin Triode (NOS/NIB)

    7025/12AX7A National Special Purpose Audio Tube Low Noise High Mu Twin Triode (NOS/NIB)

    $109.91

    New Old Stock * No longer available for export
    MFR: National
    SKU: 7025/12AX7A-NAT

     

  7. 6829/12AV7 GE, Raytheon Twin Triode Tube (NOS/NIB)

    6829/12AV7 GE, Raytheon Twin Triode Tube (NOS/NIB)

    $9.91

    Designed to be used in electronic computer applications and other On/Off applications.
    New old stock * No longer available for export.
    MFR: 6829
    SKU: 12AV7

  8. ECC 803S Telefunken Gold Pin High Mu Twin Triode Tube Made In West Germany E83CC, 12AX7  (NOS/NIB)

    ECC 803S Telefunken Gold Pin High Mu Twin Triode Tube Made In West Germany E83CC, 12AX7 (NOS/NIB)

    $1,294.90

    The ECC 803S (ECC803S) Telefunken Gold Pin High Mu Twin Triode tube is RARE and difficult to find.  The ECC803S is a very low noise, special quality 12AX7, made with the old-style Telefunken German precision. These have the ultra wide bandwidth of the Telefunken ECC803s, but also have nicely matched internal triodes, gold pins, and have been carefully factory-screened for low noise. 

    New Old Stock * New In the Box * No longer available for export
    MFR: Telefunken
    Made in West Germany
    SKU: ECC803S-WG

  9. 6680 / 12AU7A RCA Medium Mu Twin Triode (NOS/NIB)

    6680 / 12AU7A RCA Medium Mu Twin Triode (NOS/NIB)

    $24.91

    • For applications critical as to microphonics

    New Old Stock * No longer available for export
    MFR: RCA
    SKU: 6680-12AU7A-RCA

    Data Sheet


  10. 6679/12AT7 General Electric High Mu Twin Triode (NOS)

    6679/12AT7 General Electric High Mu Twin Triode (NOS)

    $24.91

    Intended specifically for use in mobile communications equipment.
    New old stock * No longer available for export.
    MFR: General Electric Company
    SKU: 6679/12AT7-GE

    Made in the USA

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