Found in a documentation from the 70s, this circuit causes the courtesy light of the car to remain on for an additional time after the doors are closed. The time depends on C1.
This circuit is from the 1974 Motorola Unijunction Trigger Circuits for Gated Thyristor. The triac...
Found in old American documentation, this circuit can divide the frequency of a signal by 2 or 3...
This transceiver is also low power, but this time, it can generate signals in the 144 MHz band. In the...