Found in a 1967 RCA manual, this circuit uses components from the era that can be replaced by modern equivalents. The circuit is for resistive loads.
This filter for the scratching noise common in record players was found in Radio Electronics from the...
This circuit uses components of the time. We found it in a 1968 US documentation. The delay is 100 ns...
August 2016 - It can be obtained from Mouser Electronics nthe ew class D audio amplifiers from...