This circuit uses a 7-segment display to indicate the logic level of a test circuit. The power supply is made with 5 V that can come from the analyzed circuit itself.
This Hartley telegraphy oscillator operates with the transmitter signal generating a tone in a...
This circuit is used to test a triac and also to teach how it works. The load is an incandescent...
The purpose of this circuit is to re-trigger slow scan circuits used in the 1980s on low frequency...