Found in the CQ radio amateur magazine, this circuit generates a standard 100 kHz signal. The circuit is from 1965 and can be made with modern equivalent transistors.
This amplifier must be supplied with a voltage of 24 V and the resting current is of the order of 4...
This circuit is from a magazine 73 for radio amateurs of the 90s. The circuit generates the high...
This circuit generates quadrature signals in frequency that depend on the 18 pF capacitors. These...