The ST61-50/ST81-50 Series Amplifier provides a minimum of 50 W of CW power for frequency ranges from 0.8 to 6 GHz or 0.8 to 8.0 GHz in various bands. Typical bands are 0.8 to 2 GHz, 2 to 3.5 GHz, and 3.5 to 6.0 GHz and 6.0 to 8.0 GHz for the ST81-50 model. This type of amplifier is available at 10-, 20-, 25-, and 50-W power levels. The single-drawer units are 10.5” H (depending on the power level and options) x 19” W x 25.25” D. The design is suitable for the high power requirements of precompliance testing, EMC testing, and lab and test installations. Other frequency bands and higher power models are available.