This circuit is based on the TDA3810N. We found it in the March 1992 issue of Radio Electronics magazine. The circuit consists of an audio processor capable of working with two audio channels.
This circuit, which can be used as a shield, was found in a 1980s documentation. The circuit can be...
This 555 timed touch switch was found in a 90s Hands-On Electronics. It triggers a buzzer, but a...
Found in documentation from the 90's, this circuit can be implemented based on modern operational...