Using an integrated effects circuit, this circuit produces gunshot sound. The circuit must be powered by 5 V and the signal applied to a good audio amplifier.
Frequency and active cycle of this circuit are fixed by the two crystals that may have different...
We found this circuit in an English documentation. The circuit is current, being the transformer used 9 V...
We found this symmetrical power supply circuit in an Electronics Now magazine from August 1998. The...