This circuit is used in magnetic tape recorders, having been found in documentation in the 1960s. The circuit uses Japanese transistors, and the critical components are transformers.
We found this light relay circuit in year 2000 documentation. The relay is 6 V and the circuit...
We found this circuit in the Linear Technology Applications of 1997. The circuit uses components from...
We have dozens of similar projects in articles and circuits on this site. This is from Radio...