Found in a magazine 73 for radio amateurs, this circuit makes use of general purpose transistors and the integrated circuit is still easily found.
Mouser Electronics is making available the SLN-IOT-GPT Integrated Development Experience, a...
This simple intermittent siren circuit was found in a 1989 documentation. Both the intermittent and...
This circuit was found in a 1980s documentation from the manufacturer of the integrated. The...