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Tubes - Transmitting, Audio, Misc.

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  1. 7K7 RCA High Mu Duo Triode Tube (NOS/NIB)

    7K7 RCA High Mu Duo Triode Tube (NOS/NIB)

    $9.91

    Designed for use as a resistance coupled amplifier or phase converter
    MFR: RCA
    SKU: 7K7
    New old stock * No longer available for export.

    Made in the USA

  2. 7G7 Raytheon Sharp Cutoff Pentode Tube (NOS/NIB)

    7G7 Raytheon Sharp Cutoff Pentode Tube (NOS/NIB)

    $11.91

    Designed for use in television or other high-frequency amplifiers where the low impedance circuits required result in low gain which may be partially compensated for by use of a high transconductance tube.
    MFR: Raytheon
    SKU: 7G7
    New old stock * No longer available for export.

    Made in the USA

  3. 12FR8 Pentode Triode Diode Tube (NOS/NIB)

    12FR8 Pentode Triode Diode Tube (NOS/NIB)

    $12.91

    Designed to operate as an IF amplifier, AF amplifier and second detector. 
    MFR: GE
    SKU: 12FR8
    New old stock * No longer available for export.

    Made in the USA

  4. 12JN6 GE Pentode Tube (NOS/NIB)

    12JN6 GE Pentode Tube (NOS/NIB)

    $4.91

    Designed to function as the vertical deflection amplifier in TV receivers.
    MFR: GE
    SKU: 12JN6
    New old stock * No longer available for export.

    Made in the USA

  5. 12CS6 Sylvania Pentagrid Amplifier Tube (NOS/NIB)

    12CS6 Sylvania Pentagrid Amplifier Tube (NOS/NIB)

    $3.91

    Designed to function as a gated amplifier in a color TV receiver. In such service it acts as a sync separator or sync clipper.
    MFR: Sylvania
    SKU: 12CS6
    New old stock * No longer available for export.

    Made in the USA

  6. 12SF7 Diode Remote Cutoff Pentode Tube (NOS/NIB)

    12SF7 Diode Remote Cutoff Pentode Tube (NOS/NIB)

    $3.91

    Designed for use as a detector and intermediate-frequency or audio-frequency amplifier.
    MFR: RCA
    SKU: 12SF7
    New old stock * No longer available for export.

    Made in the USA

  7. 12SR7 RCA, Sylvania Duplex Diode Triode Tube (NOS/NIB)

    12SR7 RCA, Sylvania Duplex Diode Triode Tube (NOS/NIB)

    $5.91

    Designed for use as a combined detector, audio amplifier and automatic volume control tube.
    MFR: RCA, Sylvania
    SKU: 12SR7
    New old stock * No longer available for export.

    Made in the USA

  8. 12SW7 GE, RCA Duo Diode Triode Tube (NOS/NIB)

    12SW7 GE, RCA Duo Diode Triode Tube (NOS/NIB)

    $5.91

    Designed to operate as a diode detector, avc rectifier and as a audio amplifier in AC, AC-DC, and DC circuits.
    MFR: RCA, GE
    SKU: 12SW7
    New old stock * No longer available for export.

    Made in the USA

  9. 12SY7 RCA Pentagrid Converter Tube

    12SY7 RCA Pentagrid Converter Tube

    $9.91

    Designed to operate as a converter in AC/DC amplifiers.
    MFR: RCA
    SKU: 12SY7
    New old stock * No longer available for export.

    Made in the USA

  10. 12U7 Dual Triode Tube (NOS/NIB)

    12U7 Dual Triode Tube (NOS/NIB)

    $13.91

    Designed to function as a general purpose diode in 12v circuits often found in automobiles
    MFR: RCA
    SKU: 12U7
    New old stock * No longer available for export.

    Made in the USA

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