This sound effect circuit uses only one integrated. We found it in a 90's EDN. The effects can be modified by changing the components.
This FM transmitter was found in a 1997 magazine but can still be easily assembled. 18-wire in the...
Other operational amplifiers can be used in this conventional filter that rejects only one...
This fuzz guitar circuitry was found in an American documentation from the 80's. Transistors can be...