Electronic Circuit Diagram and Layout

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

Echo Repeter and preamp mic schematic Part R1,6,25,36,48,54           2K2 R2,7,16,27               470K R3,8,26,31               12K R4,9,39               220R R5,10                   22K R11                   1M5 R12,45                   10K R13,52,53,58,59           […]

Mahendra R asked: I Have a LCD32HDMI, it’s power supply is working fine but when i connect with main board 12v goes down to 1.2 v or low. what is the problem in main board.or you have the circuit diagram of this board 17MB15E-3 board

Unknown Prince asked: I have two tv’s im using. Im having trouble getting a clear picture on either of the tvs. Im trying to set up a kind of mini closed circuit. But, each tv has a fuzzy picture. Can anyone tell me why and how to fix it? Here’s the set up: >TV 1 […]

Electronic Circuits, Schematics, Hobby kits, Custom Electronics design free working Electronic Circuits AF Radio FM reciver with TBA120 – CA3089 – CA3189 -BC547