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7 segment display driver ic

7 segment display driver ic 7 segment display driver segment using cd4026 driver segment using BA6250  

Circuit and Making Schema Alarm LED – speaker – remote – radio – for Car

I decided to build a compact, yet effective alarm. My demands were:- simple construction, reliable operation, very small power consumption, and, most of all, small size. I started with CMOS logic gates, but was soon forced to abandon the concept after a few unsuccessful attempts. Then I suddenly realized that a simple transistor switch might […]

Electret microphone amplifier circuit Diagram

Electret microphone amplifier circuit Diagram using LF353, XR567, 16F84, 7805

FM transmitter circuit

FM transmitter circuit Radio Wireless circuit using BC547 FM transmitter circuit radiate strong radio frequency to the environment

More circuit headphone amplifier

More circuit headphone amplifier using IRF610

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