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.
This 80 W transistor amplifier was found in a 1985 documentation. The 70 V source must have at...
The LS150 is an uncommon high-performance operational amplifier today. The circuit is from old...
This circuit is suitable for use in radio receivers to improve the quality of weak signal...