This circuit was designed to power the previous circuits of the wireless sound system, but it can be used for other purposes. The circuit is from a Radio Electronics from August 1988.
This circuit uses one UJT (Unijunction Transistor) to produce three different tones in a...
This circuit can be found in other projects in this site. When S1 is open the circuit produces...
September 2017 - Semtech's proximity sensors SX9310 with Specific Absorption Rate (SAR) can be...