Transistors - RF, Mosfets, Misc.
Please click on a subcategory.

MRF475 Motorola NPN Silicon Power Transistor 12W 30 MHz 13.6V Matched Pair (2) (NOS)
In Stock
Designed Primarily for use in single sideband linear amplifier output applications in citizens band and other communications equipment operating to 30 MHz.
- Specified 13.6 V, 30 MHz characteristics: Output power = 12 W (PEP), Minimum Power gain = 10 dB (PEP AND CW), Minimum Efficiency = 40% (SSB), Miniumum Efficiency= 50% (CW)
New Old Stock * No longer available for export
MFR: Motorola
SKU: MRF475MP
NOTE: The MRF475 is similar to the 2SC1969 transistor with reduced gain. They are pin for pin substitutes. (See MRF475 Data Sheet)
Add to Cart
MRF479 Motorola NPN Silicon Power Transistor 15W 30 MHz 12.5V (NOS)
In Stock
Designed Primarily for use in single sideband linear amplifier output applications in citizens band and other communications equipment operating to 50 MHz.
- Specified 12.5 V, 30 MHz characteristics: Output power = 15 W (PEP AND CW), Minimum Power gain = 12 dB, Minimum Efficiency = 40%
- Intermodulation Distortion at 15 W (PEP)= -30 dB (Max)
New Old Stock * No longer available for export
MFR: Motorola
SKU: MRF479

MRF458 Motorola NPN Silicon RF Power Transistor 80 W 12.5V 30 MHz Matched Pair (2) (NOS)
In Stock
Low Beta Version of MRF454
New Old Stock * No longer available for export
MFR: Motorola
SKU: MRF458MP

MRF479 Motorola NPN Silicon Power Transistor 15W 30 MHz 12.5V Matched Pair (2) (NOS)
In Stock
Designed Primarily for use in single sideband linear amplifier output applications in citizens band and other communications equipment operating to 50 MHz.
- Specified 12.5 V, 30 MHz characteristics: Output power = 15 W (PEP AND CW), Minimum Power gain = 12 dB, Minimum Efficiency = 40%
- Intermodulation Distortion at 15 W (PEP)= -30 dB (Max)
New Old Stock * No longer available for export
MFR: Motorola
SKU: MRF479MP

SRF7000-90 Motorola Transistor 70W 12.5V 14-30 MHz 0.380" Flange (MRF455) (NOS)
In Stock
Transistor 70W 12.5V 14-30 MHz 0.380" Flange High Gain Replacement for MRF455
New Old Stock * No longer available for export
MFR: Motorola, USA
SKU: SRF7000-90
Add to Cart

MRF454 Motorola Transistor 80W 12V Matched Quad (4) (NOS)
In Stock
Transistor 80W 12V Flange Mount
Matched Quad (4)
New Old Stock * No longer available for export
MFR: Motorola
SKU: MRF454-MOT-MQ

MRF454 M/A-COM NPN Silicon Power Transistor 80W 30 MHz 12.5V Matched Quad (4)
In Stock
MRF454 M/A-COM NPN Silicon Power Transistor 80 Watt 30 MHz 12.5 Volt Matched Quad (4) (NOS)
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-MQ

MRF401 Motorola NPN Silicon RF Power Transistor 25W (PEP) 30 MHz 28V Matched Pair (2) (NOS)
In Stock
NPN Silicon RF Power Transistor 25W (PEP) 30 MHz 28V
Matched Pair (2)
New Old Stock * No longer available for export
MFR: Motorola
SKU: MRF401MP

MRF455 Motorola NPN Silicon Power Transistor 60W 30 MHz 12.5V (NOS)
In Stock
NPN Silicon Power Transistor 60W 30 MHz 12.5V
New Old Stock * No longer available for export
MFR: Motorola, USA
SKU: MRF455-MOT

MRF492 Motorola NPN Silicon RF Power Transistor 50 MHz 70W 12.5V Mixed lots (NOS)
In Stock
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