This circuit was found in a 80s American documentation. The zener diodes determine the points of action of each stage and the transistors can be general purpose types.
Found in old documentation, this circuit is the receiver for the previous circuit. Components are...
082E) We started with a simple Hartley oscillator circuit using a bipolar transistor that can...
Found in the April 1995 issue of Electronics Now, this circuit operates at a lower frequency than...