Found in a 90s documentation, this circuit makes use of D1, a switching diode that is uncommon today. D3 is an LED. The circuit monitors 12 V batteries.
This circuit, suggested by Sylvania in a 1956 publication, serves as an experimental stage for a...
Available at Mouser Electronics this component of Diodes Incorporated consists of a voltage...
This 3-channel sequential circuit, but which can be expanded further, uses triacs to drive...