This circuit was found in a 1965 US documentation. The circuit converts a DC signal to a 400 Hz AC signal. Transformer data was not provided.
Suggested by a 1968 Motorola power semiconductor manual, this circuit uses a special transformer and...
Found in a Popular Electronics from the 90s, this digital probe uses common components....
September 2016 - It can be purchased by Mouser Electronics the new board from Texas Instruments...