This crystal-based circuit can generate accurate 50 or 60 Hz signals. The circuit is from a November 1998 Electronics Now magazine. The output signal consists of rectangular pulses.
Found in a PE Hobbyst Handbook of 1991, this circuit was originally proposed to time photographic...
This circuit uses a wire potentiometer, but the current is much more intense in the control thanks...
This converter converts a signal in the 200 kHz to 3.8 MHz band into frequency signals that can be...