This circuit was found in a 1966 General Electric book. The triac and the day are from that time and can be replaced by modern equivalents depending on the load.
This circuit can be enabled and disabled by a TTL signal. The relay is a low current reed type and...
This circuit was found in a 1965 US documentation. The circuit converts a DC signal to a 400 Hz AC...
This circuit can function as a high-power shield completely isolated from the power grid. We found...