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

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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. 5963 Arcturus Vintage Black Plate Medium Mu Twin Triode Tube (NOS/NIB)

    5963 Arcturus Vintage Black Plate Medium Mu Twin Triode Tube (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: Arcturus
    SKU: 5963-BP-ARC

    Made in the USA

  2. CK5963 Raytheon Gray Plate Medium Mu Twin Triode Tube (NOS/NIB)

    CK5963 Raytheon Gray Plate Medium Mu Twin Triode Tube (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: Raytheon
    SKU: CK5963-GP-RAY

    Made in the USA

  3. 5963 Raytheon Black Plate Medium Mu Twin Triode Tube (NOS/NIB)

    5963 Raytheon Black Plate Medium Mu Twin Triode Tube (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: Raytheon
    SKU: 5963-BP-RAY

    Made in the USA

  4. 12AU7 Triad Electronics Medium Mu Twin Triode (NOS)

    12AU7 Triad Electronics Medium Mu Twin Triode (NOS)

    $29.91

    New Old Stock * No longer available for export
    MFR: Triad Electronics
    SKU: 12AU7-TRIAD


    Made in the USA

  5. 12AU7A C. G. Conn Vintage Medium Mu Twin Triode (NOS)

    12AU7A C. G. Conn Vintage Medium Mu Twin Triode (NOS)

    $29.91

    • Manufactured by RCA for Conn Organs

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


    Made in the USA

  6. 12AU7A / ECC82 General Electric Medium Mu Twin Triode (NOS)

    12AU7A / ECC82 General Electric Medium Mu Twin Triode (NOS)

    $29.91

    The 12AU7A is intended for service in radio and television receivers or in Audio amplifiers. The 12AU7A exhibits a lower microphonic output than the 12AU7.

    New Old Stock * No longer available for export
    MFR: General Electric Company
    SKU: 12AU7A-ECC82-GE

    Data Sheet




    Made in the USA

  7. 12AU7A RCA Medium-Mu Twin Triode (NOS/NIB)

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

    $29.91

    • For applications critical as to microphonics

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

    Data Sheet

    Made in the USA

  8. 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

  9. GL5963 General Electric Black Plate Medium Mu Twin Triode (NOS/NIB)

    GL5963 General Electric 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: General Electric Company
    SKU: GL5963-BP-GE

    Made in the USA

  10. 5963-CHS-USN Sylvania Medium Mu Twin Triode Tube (NOS/NIB)

    5963-CHS-USN Sylvania Medium Mu Twin Triode Tube (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: General Electric Company
    SKU: 5963-CHS-USN-SYL

    Made in the USA

Items 261 to 270 of 453 total

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 Celebrating 50 years in business

RF Parts Company

435 S Pacific St
San Marcos, CA, 92078, USA

1-800-RFPARTS (1-800-737-2787)

1-760-744-0700, #1

Minimum Order
  • Fifteen ($15.00), all inclusive.
  • Preferred Payments for Domestic and International Purchases: PayPal, VISA, MasterCard, American Express, Direct Deposit, and Wire Transfer.
  • All checks will be held for clearance. This process takes 5 - 7 business days.

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