RF Power Amplifier 915MHz 18W RF Power Amp with Heat Sink for Ham Radio 24V-28V

915 MHz 18 W RF Power Amplifier Module

This single-band RF power amplifier is built for a nominal 915 MHz signal path and includes an aluminum heat sink with forced-air cooling. It uses SMA input and output connections.

Listed Electrical Specifications

• Nominal operating frequency: 915 MHz.
• Working supply: 24-28 V DC.
• Listed working current: approximately 3.3 A.
• Listed output range: approximately 15-20 W with the required input drive.
• 50-ohm SMA RF input and output.

Integration Requirements

• Use a regulated supply with adequate current capacity and correct polarity.
• Connect a suitable 50-ohm load or matched antenna before applying RF drive.
• Provide airflow and monitor temperature during continuous operation.
• Use filtering appropriate to the transmitter chain and comply with local frequency, licensing and power limits.

Drive Caution

Do not exceed the source listing's input-drive range. Start with low drive, confirm gain and output into a rated dummy load, and avoid operating into high SWR.