Schematic Power Amplifier and Layout

Power Amplifier stereo Mini circuit using TDA2009 2x10w Part Amplifier Mini : R1 1.3 kΩ        C1 2.2 µF 35V     IC1 TDA2009 R2 18 Ω            C2 2.2 µF 35V R3 1.3 kΩ        C3 100 µF 35V R4 18 Ω            C4 100 nF R5 1 Ω 3 W      C5 22 […]

High Power Audio Amplifier Layout Diagram USING C5198, A1941, 3055, 2955, TIP31, TIP32, C945

nanon asked: I want to design my own PCB. My objective is to power 3 motors from my computer using DB25 pin connector, and a power supply. MY only problem is I have no idea how to design one. I do not know any of the components either. does anyone have an idea of how […]

Bluetooth cellular phone circuit GSM SMS Controller circuit using Bluetooth cellular phone and Bt serial Bluetooth cell phone serial and GSM SMS Controller circuit using PIC16LF875

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