This circuit uses components that are still common despite being from 1995 documentation. The circuit can be powered by 6 to 12 V voltages and the speed of the LEDs' sliding effect is set to P1.
The traditional circuit was taken from a French magazine Radio Plans that no longer exists but can...
This circuit with operational amplifier was found in old American documentation. It can be...
When two pulses reach the inputs of the circuit simultaneously, the PUTs fire triggering the lamp...