That’s where builds such as this well-engineered 600W broadband RF amplifier come into play. We’re really impressed with the work that [Razvan] put into this power amp. One of the great joys ...

plus a simple trap to filter out the strong AM broadcast signals in his area. The output of the RF amplifier goes directly into an audio amp, which could be anything you have handy — but you ...

One implementation of the two materials in RF power amplifiers is as a stack, known as GaN-on-SiC, which was intended to give ...