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Posts tagged Audio alarm using LM386

Light sensor circuit diagrams

Light sensor circuit diagrams Light sensor circuit diagrams This circuit has two distinct functions, either using the same light sensor, a circuit module is useful for light and turn off the lights (relay), and that only produce sound. Usually applies to a security alarm place. Components used: Sensor LDR 2N3904 Relay Audio alarm using LM386

Power Supply Design for 5v using 7805 Circuit

7805 Voltage Regulator Circuit 5v power supply circuit using 7805, 5v power supply circuit using bridge rectifier, power supply design for 5v using 7805 pdf, 5 volt power supply circuit diagram, 5v power supply circuit without transformer, 5v power supply circuit pdf, 5v dc power supply circuit diagram, power supply circuit diagram using 7805 and […]

Amplifier Circuits Diagrams – NAMEC

P Amplifier Circuits Diagrams – NAMEC The best Amplifier circuit ever made – Amplifier Circuits Diagrams – Driver NAMEC using C945, TIP41, TIP42, 2SA1943, 2SA5200 This project is about a PA audio circuit design using NAMEC Namec circuit diagram Namec Ampli pcb layout Stereo Namec Ampli pcb layout Mono  

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