This circuit was found in an ancient American documentation. The power supply is not given, but we have the voltages used. The relay is sensitive type for high voltage.
If there is an indispensable household appliance in our kitchen these days it is the microwave...
As in the previous circuit (CB4052E), the relationship of values between the feedback and input...
July 2017 - Microchip's new MCP9V91 operational amplifiers with input offset and low drift voltage...