Found on a 1965 Radio Electronics, this circuit fires a signal xenon lamp applied to the SCR from an external trigger. The pulse transformer generates high voltage for flash triggering.
This circuit was obtained from an English magazine from 1976. The circuit operates two LEDs and...
Found in a publication from the 60's, this power supply has no regulation, but only current...
This circuit can use the LM148 and its more modern equivalents, generating a sinusoidal signal whose...