MRF/SRF/M Series
Please choose from the following MRF Sub-Catagory choices:

MRF475 Motorola NPN Silicon Power Transistor 12W 30 MHz 13.6V (NOS) (Sub for 2SC1969, 2SC2312)
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: MRF475
NOTE: The MRF475 is similar to the 2SC1969 transistor with reduced gain. They are pin for pin substitutes. (See MRF475 Data Sheet)
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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)
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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

MRF485 Motorola NPN Silicon RF Power Transistor 28V 30 MHz 15W (PEP) High Beta (NOS)
In Stock
Designed primarily for use in single sideband linear amplifier output applications and other communications equipment operating to 30 MHz.
Not for Early Model Kenwood.
NOTE: The SV-03YS was a Varistor Diode used in late model Kenwood TS-940 radios. Click Here SV-03YS
New Old Stock * No longer available for export
MFR: Motorola
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MRF485 Motorola NPN Silicon RF Power Transistor 28V 30 MHz 15 W (PEP) High Beta Matched Pair (2) (NOS)

In Stock
Designed primarily for use in single sideband linear amplifier output applications and other communications equipment operating to 30 MHz.
Not for Early Model Kenwood
NOTE: The SV-03YS was Varistor Diode used in late model Kenwood TS-940 radios. Click Here SV-03YS
New Old Stock * No longer available for export
MFR: Motorola
SKU: MRF485MP-HI
Note: limited to One Pair - Per Customer Per Order
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MRF492 Motorola NPN Silicon RF Power Transistor 50 MHz 70W 12.5V Matched Pair (2) (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%
New Old Stock * No longer available for export
MFR: Motorola
SKU: MRF492MP

MRF321 Motorola NPN Silicon Power Transistor 10W 400MHz 28V (NOS)
In Stock
NPN Silicon Power Transistor 10 Watt 400 MHz 28 Volts
New Old Stock * No longer available for export
MFR: Motorola
SKU: MRF321-MOT

MRF328 Motorola NPN Silicon RF Power Transistor 28V 400 MHz 100W (NOS)
In Stock
Designed primarily for wideband large-signal output and driver amplifier stages in the 100-500 MHz frequency range.
New Old Stock * No longer available for export
MFR: Motorola
SKU: MRF328

MRF338 Motorola NPN Silicon RF Power Transistor 28V 470 MHz 80W (NOS)
In Stock
Designed primarily for wideband large–signal output and driver amplifier stages in the 400 to 512 MHz frequency range.
New Old Stock * No longer available for export
MFR: Motorola
SKU: MRF338

MRF3866 Motorola NPN Silicon High-Frequency Transistor (NOS)
In Stock
NPN Silicon High-Frequency Transistor
New Old Stock * No longer available for export
MFR: Motorola
SKU: MRF3866-MOT