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Broadcast Concepts 15W BLF244


FM Pallet Amplifier

An ideal driver for high power amplifiers.

SKU: 15W FM Power Amplifier Category:


Designed for FM radio transmitters, this amplifier incorporates broadband matching and a BLF244 MOSFET transistor.

Additional information

Weight 5 kg
Product can be split into multiple boxes


Ship Separately



Frequency coverage
86 – 110MHz

Power Input
2.5W, 3.0W max

Input Return Loss (88 – 98)
 -8, -10 typ

Input Return Loss (98 – 108)
-10, -12 typ

Power gain (300W output)
20db, 21dB typ

Supply Voltage
48v, 52V Max

Insertion Phase Variation (unit to unit)     
+/-10 degrees

Power Gain (unit to unit)
+/-0.5 dB

F2 Second Harmonic

F3 Third Harmonic

Bias Current

VSWR Load Mismatch (All phase angles, Id=5A)  
10 to 1


No bias adjustment or circuit tuning required
86-110MHz bandwidth
Input/Output 50 ohms
Pout 15W
17dB gain minimum
Low distortion Class B 
Compact size
70% efficiency minimum
Power requirements 28V DC at 1A
Bias disable pads facilitate integration into amplifier systems that employ automatic VSWR protection
This product requires a minimum of 50 CFM forced air cooling

  • 86 – 110MHz.
  • 2.25 x 4.50 inches
  • Input/output 50 ohms.
  • Pout: 15W
  • 17dB Gain (15W)
  • Class AB.
  • Requires 28Vdc at 1.0 amps typical.
  • No bias adjustments or RF circuit tuning is required.


Broadcast Concepts


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COMPONENTS FM Pallet Amplifiers Broadcast Concepts 15W BLF244