Simple AM Transmitter Circuit Diagram

How Does AM Transmitter Circuit Diagram Work? This circuit is a strong AM transmitter using ceramic resonator 3.587 MHz. The resonator can be replaced with 5.5MHz, 7 MHz, or 10 MHz value. Trafo X2 is used to audio modulator connected with transistor T1. Transistor T2...

Simple Phone Remote Control Circuit Diagram

How Does Phone Remote Control Circuit Diagram Work? This circuit is a teleremote on/off device switch. This circuit can be connected up to 9 devices.¬†The ‘0’ button on the telephone is the phone function selector. IC1 is used as an DTMF converter¬†to BCD,...