GaN Amp Powers 750 W at Ku-Band

This SSPA pumps out 750 W from 13.75 to 14.50 GHz in satellite-communications applications.
March 25, 2026

Mission Microwave's MOAB-Ku-750 modular operational amplifier block (MOAB) expands a Ku-band solid-state power amplifier (SSPA) line to include output-power levels from 25 W to 1 kW. This latest amplifier, with 750 W (+58.75 dBm) output power from 13.75 to 14.50 GHz (and available in a low-band option from 12.75 to 13.25 GHz and as high as 14.8 GHz in frequency), provides 70-dB nominal gain.

The amplifier is well-equipped for satellite-communications (satcom) applications, fitting a compact 48-lb package that can mount directly to an antenna. It delivers 316 W (+55 dBm) two-tone linear output power with linear power consumption of 2.8 kW.

The MOAB operates from a power supply of 200 to 240 V AC, 50 to 60 Hz, across a temperature range of –40 to +55°C. An L-band input port accepts signals from 950 to 1,700 MHz and low-band range spanning 950 to 1,450 MHz. 

The amplifier is available with RS-485, RS-232, and optional RJ-45 Ethernet interfaces. 

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About the Author

Jack Browne

Technical Contributor

Jack Browne, Technical Contributor, has worked in technical publishing for over 30 years. He managed the content and production of three technical journals while at the American Institute of Physics, including Medical Physics and the Journal of Vacuum Science & Technology. He has been a Publisher and Editor for Penton Media, started the firm’s Wireless Symposium & Exhibition trade show in 1993, and currently serves as Technical Contributor for that company's Microwaves & RF magazine. Browne, who holds a BS in Mathematics from City College of New York and BA degrees in English and Philosophy from Fordham University, is a member of the IEEE.