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  1. MRF422 Motorola NPN Silicon Power Transistor 150W (PEP) 30 MHz 28V (NOS)

    MRF422 Motorola NPN Silicon Power Transistor 150W (PEP) 30 MHz 28V (NOS)

    $109.91

    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

    New Old Stock * No longer available for export
    MFR: Motorola
    SKU: MRF422-MOT

  2. MRF426A Motorola NPN Silicon Power Transistor 25W (PEP) 30 MHz 28V Stud Mount (NOS)

    MRF426A Motorola NPN Silicon Power Transistor 25W (PEP) 30 MHz 28V Stud Mount (NOS)

    $35.91

    Designed for high gain driver and output linear amplifier stages in 1.5 to 30 MHz HF/SSB equipment.

    • Specified 28 V, 30 MHz characteristics — Output power = 25 W (PEP), Minimum gain = 22 dB, Efficiency = 35%
    • Intermodulation distortion @ 25 W (PEP) —IMD = –30 dB (max)
    • 100% tested for load mismatch at all phase angles with 30:1 VSWR
    • Class A and AB characterization
    • BLX 13 equivalent

    New Old Stock * No longer available for export
    MFR: Motorola
    SKU: MRF426A

  3. MRF426A Motorola NPN Silicon Power Transistor 25W (PEP) 30 MHz 28V Stud Mount Matched Pair (2) (NOS)

    MRF426A Motorola NPN Silicon Power Transistor 25W (PEP) 30 MHz 28V Stud Mount Matched Pair (2) (NOS)

    $71.91

    Designed for high gain driver and output linear amplifier stages in 1.5 to 30 MHz HF/SSB equipment.

    • Specified 28 V, 30 MHz characteristics — Output power = 25 W (PEP), Minimum gain = 22 dB, Efficiency = 35%
    • Intermodulation distortion @ 25 W (PEP) —IMD = –30 dB (max)
    • 100% tested for load mismatch at all phase angles with 30:1 VSWR
    • Class A and AB characterization
    • BLX 13 equivalent

    New Old Stock * No longer available for export
    MFR: Motorola
    SKU: MRF426AMP

  4. MRF426 Motorola NPN Silicon Power Transistor 25W (PEP) 30 MHz 28V Matched Pair (2) (NOS)

    MRF426 Motorola NPN Silicon Power Transistor 25W (PEP) 30 MHz 28V Matched Pair (2) (NOS)

    $79.91

    Designed for high gain driver and output linear amplifier stages in 1.5 to 30 MHz HF/SSB equipment.

    • Specified 28 V, 30 MHz characteristics — Output power = 25 W (PEP), Minimum gain = 22 dB, Efficiency = 35%
    • Intermodulation distortion @ 25 W (PEP) —IMD = –30 dB (max)
    • 100% tested for load mismatch at all phase angles with 30:1 VSWR
    • Class A and AB characterization
    • BLX 13 equivalent

    New Old Stock * No longer available for export
    MFR: Motorola
    SKU: MRF426MP-MOT

  5. MRF427 Motorola NPN Silicon RF Power Transistor 50V 25W 30 MHz (NOS)

    MRF427 Motorola NPN Silicon RF Power Transistor 50V 25W 30 MHz (NOS)

    $41.91

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

    • Output Power: 25W(PEP)
    • Minimum Gain: 18dB
    • Intermodulation Distorion @ 25W(PEP): -34dB (Minimum)
    • VSWR: 30:1

    New Old Stock * No longer available for export
    MFR: Motorola
    SKU: MRF427

  6. MRF428 Motorola NPN Silicon Power Transistor 150W (PEP) 30 MHz 50V (NOS)

    MRF428 Motorola NPN Silicon Power Transistor 150W (PEP) 30 MHz 50V (NOS)

    $134.91

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

    • Specified 50 V, 30 MHz Characteristics —  Output power = 150 W (PEP), Minimum gain = 13 DB, Efficiency = 45%
    • Intermodulation distortion @ 150 W (PEP) — IMD = -30 db (max.)
    • 100% tested for load mismatch at all phase angles with 30:1 VSWR @ 150 W CW

    New Old Stock * No longer available for export
    MFR: Motorola
    SKU: MRF428-MOT

  7. MRF428 Motorola NPN Silicon Power Transistor 150W (PEP) 30 MHz 50V Matched Pair (2) (NOS)

    MRF428 Motorola NPN Silicon Power Transistor 150W (PEP) 30 MHz 50V Matched Pair (2) (NOS)

    $269.91

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

    • Specified 50 V, 30 MHz Characteristics —  Output power = 150 W (PEP), Minimum gain = 13 DB, Efficiency = 45%
    • Intermodulation distortion @ 150 W (PEP) — IMD = -30 db (max.)
    • 100% tested for load mismatch at all phase angles with 30:1 VSWR @ 150 W CW

    New Old Stock * No longer available for export
    MFR: Motorola 
    SKU: MRF428MP-MOT


  8. MRF429 Motorola NPN Silicon Transistor 150W (PEP) 30 MHz 50V (NOS)

    MRF429 Motorola NPN Silicon Transistor 150W (PEP) 30 MHz 50V (NOS)

    $149.91

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

    When ordering 50+ pieces, the order will require approval.  This will take 1-2 days.

    • Specified 50 V, 30 MHz Characteristics —  Output power = 150 W (PEP), Minimum gain = 13 dB, Efficiency = 45%
    • Intermodulation distortion @ 150 W (PEP) —  IMD = –32 dB (Max)
    • Diffused emitter resistors for superior ruggedness
    • 100% tested for load mismatch at all phase angles with 30:1 VSWR @ 150 W CW

    New Old Stock * No longer available for export
    MFR: Motorola
    SKU: MRF429-MOT

    Made in the USA
  9. MRF448 Motorola NPN Silicon Power Transistor 250W 30 MHz 50V (NOS)

    MRF448 Motorola NPN Silicon Power Transistor 250W 30 MHz 50V (NOS)

    $149.91

    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. ROHS Compliant.

    • 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

    New Old Stock * No longer available for export
    MFR: Motorola, USA
    SKU:MRF448-MOT

  10. MRF449A Motorola NPN Silicon Power Transistor Stud Mount 30W 30 MHz 12.5V Matched Pair (2) (NOS)

    MRF449A Motorola NPN Silicon Power Transistor Stud Mount 30W 30 MHz 12.5V Matched Pair (2) (NOS)

    $79.91

    Out of stock

    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: MRF449AMP

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RF Parts Company
435 S PACIFIC ST
SAN MARCOS, CA, 92078, USA

1-800-RFPARTS (1-800-737-2787)  1-760-744-0700, #1

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