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.
Found in a 1960 Sylvania manual, this circuit can be implemented with a modern equivalent...
This configuration, already presented in other points of this section and website, is of a...
We found this precise crystal oscillator for the 144 MHz band, depending on the crystal used. The...