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

MRF400 Series

MRF4427-APT, MRF486MP, MRF450MQ, MRF454AMQ, SRF3775 /MRF455 Transistor, 12 v, motorola, MRF429MQ Transistor, 50 volt, mquad, MRF448MQ Transistor, 50 volt, mquad, MRF492MQ Transistor, 12 volt, mquad, MRF486 Transistor, 12 volt, MRF454A Transistor, 12 volt, SRF7000-90 Transistor, 12 volt (MRF455), MRF448MP-MOT Transistor, 50 volt, mpair, MRF433 Transistor, , MRF479MP Transistor, 12 volt, mpair, MRF453AMP Transistor, 12 volt, mpair

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  1. MRF485 Motorola NPN Silicon RF Power Transistor 28V 30 MHz 15 W (PEP) High Beta Matched Pair (2) (NOS)

    MRF485 Motorola NPN Silicon RF Power Transistor 28V 30 MHz 15 W (PEP) High Beta Matched Pair (2) (NOS)

    $109.91

    Designed primarily for use in single sideband linear amplifier output applications and other communications equipment operating to 30 MHz.

    Not for Early Model Kenwood

    NOTE: The SV-03YS was Varistor Diode used in late model Kenwood TS-940 radios.  Click Here SV-03YS

    New Old Stock * No longer available for export
    MFR: Motorola
    SKU: MRF485MP-HI

    Note: limited to One Pair - Per Customer Per Order

    Made in the USA
  2. MRF485 Motorola NPN Silicon RF Power Transistor 28V 30 MHz 15W (PEP) Low Beta (NOS)

    MRF485 Motorola NPN Silicon RF Power Transistor 28V 30 MHz 15W (PEP) Low Beta (NOS)

    $54.91

    NPN Silicon RF Power Transistor 28V 30 MHz 15W (PEP) Low Beta

    Preferred part for Kenwood transceivers. Only available in single parts, no matched.

    NOTE: PICTURE FOR REFERENCE ONLY. BETA GROUP WILL VARY. LO BETA IS: RED - B, ORANGE - C, AND YELLOW - D EITHER COLOR DOT OR LETTER CODE.

    New Old Stock * No longer available for export
    MFR: Motorola
    SKU: MRF485-LO

  3. MRF422 M/A-COM NPN Silicon Power Transistor 150 W (PEP) 30 MHz 28 V Matched Quad (4)

    MRF422 M/A-COM NPN Silicon Power Transistor 150 W (PEP) 30 MHz 28 V Matched Quad (4)

    $439.91

    Designed primarily for applications as a high–power linear amplifier from 2.0 to 30 MHz.

    • Specified 28 V, 30 MHz characteristics — Output power = 150 W (PEP), Minimum gain = 10 dB, Efficiency = 40%
    • Intermodulation distortion @ 150 W (PEP) —IMD = –30 dB (min.)
    • 100% tested for load mismatch at all phase angles with 30:1 VSWR

    MFR: M/A-COM
    SKU: MRF422MQ-MA

  4. MRF449 Motorola NPN Silicon Power Transistor 30W 30 MHz 12.5V Matched Pair (2) (NOS)

    MRF449 Motorola NPN Silicon Power Transistor 30W 30 MHz 12.5V Matched Pair (2) (NOS)

    $65.91

    Designed for power amplifier applications in industrial, commercial, and amateur radio equipment to 30 MHz.

    • Specified 12.5 V, 30 MHz characteristics: Output power = 30 W, Minimum gain = 12 dB, Efficiency = 50% 

    New Old Stock * No longer available for export
    MFR: Motorola
    SKU: MRF449MP

  5. MRF422 M/A-COM NPN Silicon Power Transistor Matched Pair 150 W (PEP) 30 MHz 28 V

    MRF422 M/A-COM NPN Silicon Power Transistor Matched Pair 150 W (PEP) 30 MHz 28 V

    Designed primarily for applications as a high–power linear amplifier from 2.0 to 30 MHz.

    • Specified 28 V, 30 MHz characteristics — Output power = 150 W (PEP), Minimum gain = 10 dB, Efficiency = 40%
    • Intermodulation distortion @ 150 W (PEP) —IMD = –30 dB (min.)
    • 100% tested for load mismatch at all phase angles with 30:1 VSWR

    MFR: MA/COM
    SKU: MRF422-MP-MA

  6. MRF448 M/A-COM NPN Silicon Power Transistor 250W 30 MHz 50V

    MRF448 M/A-COM NPN Silicon Power Transistor 250W 30 MHz 50V

    $139.91

    Designed primarily for high–voltage applications as a high–power linear amplifiers from 2.0 to 30 MHz. Ideal for marine and base station equipment.

    • Specified 50 V, 30 MHz characteristics: Output power = 250 W, Minimum gain = 12 dB, Efficiency = 45% 
    • Intermodulation distortion @ 250 W (PEP) — IMD = –30 dB (max)
    • 100% tested for load mismatch at all phase angles with 3:1 VSWR

    ROHS Compliant.
    MRF: M/A-COM
    SKU: MRF448-MA

  7. MRF448 M/A-COM NPN Silicon Power Transistor 250W 30 MHz 50V Matched Pair (2)

    MRF448 M/A-COM NPN Silicon Power Transistor 250W 30 MHz 50V Matched Pair (2)

    $279.91

    Designed primarily for high–voltage applications as a high–power linear amplifiers from 2.0 to 30 MHz. Ideal for marine and base station equipment.

    • Specified 50 V, 30 MHz characteristics: Output power = 250 W, Minimum gain = 12 dB, Efficiency = 45% 
    • Intermodulation distortion @ 250 W (PEP) — IMD = –30 dB (max)
    • 100% tested for load mismatch at all phase angles with 3:1 VSWR

    ROHS Compliant.
    MFR: M/A-COM
    SKU: MRF448MP-MA

  8. MRF454 M/A-COM NPN Silicon Power Transistor 80W 30 MHz 12.5V

    MRF454 M/A-COM NPN Silicon Power Transistor 80W 30 MHz 12.5V

    $77.91

    Designed for power amplifier applications in industrial, commercial and amateur radio equipment to 30 MHz.

    •  Specified 12.5 V, 30 MHz characteristics
    •  Output power = 80 W
    •  Minimum gain = 12 dB
    •  Efficiency = 50%

    MFR: M/A-COM
    SKU: MRF454-MA

  9. MRF454 M/A-COM Power Transistor NPN Silicon Matched Pair (2) 80W 30MHz 12.5V

    MRF454 M/A-COM Power Transistor NPN Silicon Matched Pair (2) 80W 30MHz 12.5V

    $155.91

    Designed for power amplifier applications in industrial, commercial and amateur radio equipment to 30 MHz.

    •  Specified 12.5 V, 30 MHz characteristics
    •  Output power = 80 W
    •  Minimum gain = 12 dB
    •  Efficiency = 50%

    MFR: M/A-COM
    SKU: MRF454-MA-MP 

  10. MRF455 M/A-COM NPN Silicon Power Transistor 60 Watt 14-30 MHz 12.5v 0.380" Flange

    MRF455 M/A-COM NPN Silicon Power Transistor 60 Watt 14-30 MHz 12.5v 0.380" Flange

    $57.91

    Designed for power amplifier applications in industrial, commercial and amateur radio equipment to 30 MHz.

    • Specified 12.5 V, 30 MHz characteristics — Output power = 60 W, Minimum gain = 13 dB

    MFR: M/A-COM
    SKU: MRF455-MA

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