This circuit keeps the neon lamp on for a moment when it receives a pulse. The turn on time depends on C. The transistor is of the old type, from the 60's, when the circuit was published.
This CMOS generator with the 4018 IC was found in a November 1976 Radio Electronics magazine. It...
This TTL circuit found in the September 1996 issue of Electronics Now magazine doubles the...
We found this oscillator in a publication from the 1960s. The frequency is around 600 Hz with the...