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  1. MRF250 Motorola NPN Silicon RF Power Transistor 12.5V 175 MHz 50W (Pull)

    MRF250 Motorola NPN Silicon RF Power Transistor 12.5V 175 MHz 50W (Pull)

    $17.91

    Designed for 12.5 Volt VHF large-signal amplifier applications in industrial and commercial equipment operating to 200 MHz.

    Used * No longer available for export
    MFR:Motorola
    SKU: MRF250-P

  2. MRF247 Motorola Transistor 175 MHz 75W 12.5V (Pull)

    MRF247 Motorola Transistor 175 MHz 75W 12.5V (Pull)

    $50.91

    Used * No longer available for export
    MFR: Motorola
    SKU: MRF247-P

  3. SRF3800 Motorola Transistor 12 volt (Selected MRF492) (Pull)

    SRF3800 Motorola Transistor 12 volt (Selected MRF492) (Pull)

    $73.91

    Transistor 12 volt (Selected MRF492)
    Scoped and tested to meet specifications

    New Old Stock * No longer available for export
    MFR: Motorola
    SKU: SRF3800-P

  4. MRF458 Motorola NPN Silicon Power Transistor 80W 12.5V 30 MHz (Pull)

    MRF458 Motorola NPN Silicon Power Transistor 80W 12.5V 30 MHz (Pull)

    $53.91

    Low Beta Version of MRF454
    Pulled from working equipment. Scoped and tested to meet specifications

    Used * No longer available for export
    MFR: Motorola 
    SKU: MRF458-P

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

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

    $59.91

    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
    • Pulled from working equipment, scoped and tested.

    Used * No longer available for export
    MFR: Motorola
    SKU: MRF422-MOT-P


  6. SRF2072 Motorola Transistor 70w 12.5V 14-30 MHz 0.380" Flange Mount (MRF455) (Used)

    SRF2072 Motorola Transistor 70w 12.5V 14-30 MHz 0.380" Flange Mount (MRF455) (Used)

    $35.91

    Originally used in Palomar Electronics Amplifiers, the SRF2072 is rated at 70 Watts and is a High Gain replacement for the MRF455.  

    New Old Stock * No longer available for export
    MFR:  Motorola
    SKU: SRF2072

    Made in the USA
  7. MRF1150M Motorola Microwave Pulse Power Transistor 1090 MHz 50vdc (NOS)

    MRF1150M Motorola Microwave Pulse Power Transistor 1090 MHz 50vdc (NOS)

    $39.91

    Designed for Class B and C common base amplifier applications in short pulse TACAN, IFF, and DME transmitters.

    • Guaranteed Performance @ 1090 MHz, 50 Vdc

                    Output Power = 150 Watts Peak
                    Minimum Gain = 7.8 dB

    New Old Stock * No longer available for export
    MFR: Motorola
    SKU: MRF1150M

    Data Sheet

  8. MRF421 M/A-COM NPN Silicon Power Transistor 100 W (PEP) 30 MHz 12 V Matched Quad (4) (NOS)

    MRF421 M/A-COM NPN Silicon Power Transistor 100 W (PEP) 30 MHz 12 V Matched Quad (4) (NOS)

    $383.91

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

    • Specified 12.5 V, 30 MHz characteristics — Output power = 100 W (PEP), Minimum gain = 10 dB, Efficiency = 40%
    • Intermodulation distortion @ 100 W (PEP) — IMD = –30 dB (min.)
    • 100% tested for load mismatch at all phase angles with 30:1 VSWR

    MRF: M/A-COM
    SKU: MRF421MQ-MA

  9. MRF555 Motorola NPN Silicon RF Low Power Transistor 12.5 V 470 MHz 1.5 W (NOS)

    MRF555 Motorola NPN Silicon RF Low Power Transistor 12.5 V 470 MHz 1.5 W (NOS)

    $6.91

    Designed primarily for wideband large signal stages in the UHF frequency range.

    New Old Stock * No longer available for export
    MFR: Motorola
    SKU: MRF555-MOTO

  10. MRF455 M/A-COM NPN Silicon Power Transistor 60W 12.5V 14-30 MHz  Matched Quad (4) (NOS)

    MRF455 M/A-COM NPN Silicon Power Transistor 60W 12.5V 14-30 MHz Matched Quad (4) (NOS)

    $231.91

    Designed for power amplifier applications in industrial, commercial and amateur radio equipment to 30 MHz.  4 Transistors in a Matched Set.

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

    MFR: M/A-COM
    SKU: MRF455MQ-MA

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