With receivers and amps, test all the inputs, speaker A & B outputs, the tuner, switches, etc. Inspect for scratches or bad smells, then ask a lot of questions. Inquire about the service history ...

RFDA06C Driver Amplifier operates from 24 – 30 GHz and can be used in Ka band application or to drive the high-power amplifier. The amplifier provides of 24.9 dBm Output P1dB. The input and output are ...

The electrical design of the most commonly used amplifier, the video distribution amplifier, is fully described, and details of its performance together with that of two other amplifiers are given.