This circuit was found in a 90s Popular Electronics. It also serves for the analysis of microcontroller signals. The power comes from the circuit under test.
This is the receiver for the CB1364E transmitter. Other receivers can be found in this section of...
This circuit shows how to use a low current read switch to control high power loads. The circuit...
This circuit uses incandescent lamps for the 110V or 220V grid. We found this configuration in a 1989...