MRF/SRF/M Series

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

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

Designed for 12.5 Volt UHF large–signal amplifier applications in industrial and commercial FM equipment operating to 512 MHz.

• Specified 12.5 Volt, 470 MHz Characteristics — Output Power = 60 Watts, Minimum Gain = 4.4 dB, Efficiency = 55%
• Characterized with Series Equivalent Large–Signal Impedance Parameters
• Built–In Matching Network for Broadband Operation
• Scoped and tested to meet specifications

Used * No longer available for export
MFR: Motorola
SKU: MRF648-P

Designed primarily for applications as a high-power amplifier from 2.0 to 30 MHz, in single sideband mobile, marine, and base station equipment where superior riggedness is required.

• Specified 13.6 Volt, 30 MHz Characteristics- Output Power= 70 W (PEP or CW), Minimum Gain= 13 dB, Efficiency= 40%, Intermodulation Distortion d₃ = 0-33 dB Typ

Used * No longer available for export
MFR: Motorola
SKU: MRF412-P

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

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

Used * No longer available for export
MFR: Motorola
SKU: MRF454-MOT-P

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

• Specified 12.5 V, 30 MHz characteristics: Output power = 50 W, Minimum gain = 11 dB, Efficiency = 50% 

Used * No longer available for export
MFR: Motorola
SKU: MRF450-P

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

Used * No longer available for export
MFR: Motorola
SKU: MRF421-MOT-P

 Designed for 12.5 volt low band VHF large-signal power amplifier applications in commercial and industrial FM equipment.

• Specified 12.5 V, 50 MHz Characteristics: Output Power= 70 W, Minimum gain= 11 dB, Efficiency= 50%
• limited Stock on hand, misc. mixed lot / DC and beta code

Used * No longer available for export
MFR: Motorola
SKU: MRF492-P

NPN Silicon Power Transistor 60W 30 MHz 12.5V
Used * No longer available for export
MFR: Motorola
SKU: MRF455-MOT-P

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