Electronic Schematic Diagram

This is the circuit diagram of seismic / vibration sensor. The circuit simulates a seismic sensor to detect vibrations/sounds. It’s really sensitive and may detect […]


The above diagram is the schematic diagram of an electronic motor starter circuit. This motor starter protects singlephase motors against voltage fluctuations and overloading. Its […]

Here the circuit diagram of electronic siren based NE555. This circuit produces a sound like factory siren. It applies a 555 timer IC which is […]

This is the very simple circuit diagram of 150W power amplifier. The circuit is easy enough to built without PCB. The power output range is […]

This is a very high 1500W power amplifier circuit diagram by Rod Elliott. The circuit is built using 10 pairs of power transistor MJ15024 and […]

This is a high quality 65W power amplifier circuit based HEXFET IRF9540 and IRF540. The circuit is quite simple for amplifier with good sound quality. […]

Parts List: R1-2-4-5=270? R3 = 2.7? VR1 = 10K? Log. Pot. TR1 = 470K? Trimmer IC1-2 = LM388 C1 = 100uF/25V C2 = 100nF C3 […]

Here is the Hi-Fi compressor circuit with pre-emphasis. The above diagram is a circuit for a high fidelity compressor which uses an external op-amp and […]

Above circuit design is thermocouple amplifier circuit using CA3193 operating amplifier. The CA3193 is an excellent choice for use with thermocouples.? In the circuit, the […]