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A VHF circuit will not work properly when made on a breadboard. The stray capacitance of the tracks and inductance of all the long wires are too high.
In the "4W" FM transmitter, RFC1 and RFC3 bias the transistors with zero idle current so they operate in an efficient class-C.
In the "4W" FM transmitter, RFC1 and RFC3 bias the transistors with zero idle current so they operate in an efficient class-C.
