This circuit is from a 1965 Radio Electronics. The triggering transformer generates high voltage pulses. The generated light pulse depends on C1 and C2.
This circuit is from the National Semiconductor Audio Handbook. The amplifier operates with 6 V...
This circuit was obtained in an American publication of the time. Transistors are commonly used. The...
May 2016 - It can be obtained from Mouser Electronics new tricolors chipsLEDs from Broadcom for...