This sensitive circuit was found in the June 1995 Electronics Now magazine. R1 can be from 10k to 1M depending on the desired sensitivity. Power is supplied by the relay.
This distorter for musical instruments was found in a 80’s Hands On Electronics. The transistor can...
Found in a 1995 Hands-On Electronics, this circuit generates a sinusoidal signal whose frequency...
This configuration is very traditional, appearing in several publications around the world. This...