This circuit is from Motorola's Linear Interface ICs of 1993. The circuit can be powered by symmetrical 6 to 12 V voltages and for a stereo version, two channels must be built.
This timer has a divider programmed by BCD switches. The circuit is from a Radio Electronics...
Using a mechanical drive motor, this circuit was found in old documentation. The engine turned off the...
When the input voltage exceeds the value set in R4, the LED lights up, indicating this. The...