This circuit is indicated for supplying the CB17495E transmitter. The BD135 must have a small heat radiator and the zener may eventually have a higher voltage.
Found in a 90s ARRL Handbook, this circuit is intended for the production of signals in the side...
This is the circuit of a hearing aid amplifier manufactured by Sony in the 1960s. The circuit was...
This variable frequency oscillator generates signals that have a recurrence frequency determined by...