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3VDC Stereo Headphone Amplifier by IC LM4910

10 LED VU Meter Using IC LM3914

AT89s51-52 and AVR USB Downloader

Rangkaian Pendeteksi Angin

Stepper Motor Controller using IC 4027

Ukuran Box Subwoofer 10"

4,8W Class-A MOSFET Amplifier

LM383 - Car Audio Amplifier Circuit

Rangkaian Power Amplifier Blazer 1000 Watt

500 Watt Inverter 12VDC to 220VAC

12VDC – 220VAC Inverter Using Cmos CD4047

Light/Dark Switch With Relay