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Posts tagged Switch

Noise sensor circuit for light switch

Noise sensor circuit for light switch using HEP801, HEP50 Parts : R1 1.5 MΩ      C1 100 µF       D1 1N4007 R3 3.9 kΩ        C2 1 µF           Q1 HEP801 R4 150 kΩ       C3 10 µF         Q2 HEP50 R5 18 kΩ         C4 10 µF R6 560 Ω         C5 1 µF […]

Power Supplies Switching

Switching power supply circuit Power Supplies Switching using LM5020

Radio digital ic circuit

Radio digital ic circuit IC tunes in to digital radio

Burglar alarm circuits with Timer Delay

Burglar alarm circuits with Timer Delay using NE556, 2N3904, 1N914 Burglar alarm circuits with Timer Delay using NE556, 2N3904, 1N914

Audio Protector Circuit

Audio Protector Circuit using LM555, TL074, 1N914

Audio amplifier circuit diagram with layout

Audio amplifier circuit diagram with layout 800 Watt High Quality Audio Amplifier Schematic and PCB Layout. Schematic diagram: 800 Watt High Quality Audio Amplifier circuit diagram using TIP3055 and TIP2955, TIP2955 TIP3055 Complementary power transistors. Features. □ Low collector-emitter saturation voltage. □ Complementary NPN – PNP transistors.

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