15 Intercom Circuit Diagram. Some intercom circuits is build by applying integrated circuits. Only 2 wires are required to.
60 w audio amplifier circuits op amp circuit diagram using 074 transistor audio power amplifier circuit tl074,tip111, tip116, tip34b. This intercom circuit diagram is very simple and practical circuit capable of using intercoms for homes, office intercom. Two station intercom based on lm386.
Each unit contains a power supply, microphone preamplifier, audio amplifier and a push to talk (ptt) relay circuit.
15 Intercom Circuit Diagram. Circuit diagram of intercom systems. Power system automation fantastic opportunity for robotics. Complete circuit diagram projects list. This intercom circuit diagram is very simple and practical circuit capable of using intercoms for homes, office intercom.