This circuit is from a time when this type of feature was not common in line cars. The pulse transformer has a 1: 1 turn ratio and the SCR admits equivalents.
This circuit with the CA3130 has a feedback system that works as a lock. The circuit is from a...
This guitar effect circuit uses components that are still common in our market. We found the...
This circuit is from a 1967 US publication. The configuration can serve as a basis for designs...