The S41 Series from AMETEK CTS is a RF Amplifier with Frequency 800 MHz to 4 GHz, Gain 46 to 55 dB, Gain Flatness +/-3.0 dB, Output Power 44.77 to 47.78 dBm, Output Power 29.99 to 59.98 W. Tags: Benchtop / Rackmount, Power Amplifier. More details for S41 Series can be seen below.