MRF/SRF/M Series

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: MRF422-MA-MQ

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

MFR: MA/COM
SKU: MRF428MP-MA

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.

MFR: M/A-COM
SKU: MRF429-MA

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 = –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

MRF:M/A-COM
SKU: MRF429MP-MA

The SRF3775 is a Premium grade MRF455 and has High Gain selection G or Blue beta or higher. You can use the SRF3775 as a direct replacement for any application where the MRF455 was used. 

New Old Stock * No longer available for export
MFR: Motorola
SKU: SRF3775

 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

New Old Stock * No longer available for export
MFR: Motorola
SKU: MRF492

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-MA-MP

Designed for power amplifier applications in industrial, commercial and amateur radio equipment to 30 MHz.  2 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: MRF455MP-MA

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