Found in a 90s Electronic Design, this circuit can be used as a shield in current projects. The circuit provides three levels of signals for triggering loads.
This distorter for musical instruments was found in a 80’s Hands On Electronics. The transistor can...
This circuit, coming from other sources, appears elsewhere in this section and website. This was...
This highly sensitive circuit was found in a 1967 General Electric SCR manual. Equivalent...