Found in 1969 documentation, this circuit supplies a load after an interval given by R1 and C1. These components can be changed to other times.
The circuit shown is from the 1994 Linear Applications Handbook by National Semiconductor. Some of...
This simple transistorized radio for listening on a crystal phone was found in a Japanese...
In the MEMs line of the ST available on Mouser Electronics we highlight the MP23AB01DH audio...