This precision full-wave rectifier used in instrumentation was found in a technical documentation from the 1980s. Diodes are general-purpose types.
Standing wave ratio or SWR is an important measure of whether all power from a transmitter is being...
This circuit is from 1976 Radio Shack documentation. It detects when rapid variations in the light...
This circuit was found in an Electronics Now of the 90s. It is intended for amplifying composite...