This circuit was obtained from an American documentation from the 1980s. The T1 triggering transformer must provide 250 V pulses for the lamp to trigger.
This circuit is from a 1998 Electronics Now and can be easily assembled since it uses a common...
This circuit triggers three incandescent light bulbs following the audio signal applied to its...
This circuit was obtained in the SGS manual of linear integrated circuits of 1982. The components used...