This guitar effect circuit was found in a 2002 documentation. The circuit can be powered by a 9 V battery as it has low consumption. The connections of the input and output audio signals must be shielded.
We found this complementary simetry configuration in a1980s documentation. Transistors, which are...
This circuit was obtained from the May 1971 issue of Radio Electronics magazine and is intended for...
This circuit acts as a VU-meter when connected at the output of any audio amplifier, triggering a...