Found in documentation from the 90s, this circuit was used in communications receivers of the time. MOSFET is a component of the time, uncommon today.
This circuit for a decorative robot was found in the April 1988 Radio Electronics magazine. The...
This circuit has a very traditional configuration that can be found elsewhere on the site. R2 and...
Indicated by Texas Instruments, this 1968 circuit measures the duration of a light pulse captured...