Found in Unitrode documentation, this oscillator uses some unusual components today such as PU and the 3 M potentiometer. The power can be made with voltages around 15 V.
When powering this circuit by activating S1, the lamp turns on smoothly in a time determined by...
The Texas Instruments TPS7A92 integrated circuit consists of a low-voltage (LDO) linear voltage...
This Radio Electronics circuit, in an 80's edition, decodes the 67 kHz signal used at the time to...