This circuit for SCR triggering using a neon lamp in a full wave system was found in a 1968 US documentation. No details of the pulse transformer were given.
This circuit only detects variations in light falling on the sensor. The circuit uses an LM380 as a...
This latched switch configuration was obtained from National Semiconductor documentation on the...
This electronic roulette circuit with 10 numbers was found in a Popular Electronics from the 80s....