High Current 12V-13.8V at 30A,25A,20A,15A Power Supply
CAR Radio transmitters to use in home, need a ham radio power supply DC-12V or high current 13.8V power supply with enough power out of 5A - 30A. [...]
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September 16, 2020
STK4231II 2 channel 100w stereo audio amplifier circuit
See STK4231II and build a 2 channel OCL 100W stereo audio amplifier circuit with PCB layout. It's easy, small without adjusting, and cheap.
October 25, 2020
100W DC servo amplifier circuit using Power MOSFET
DC servo amplifier circuit, OCL Output 100w , use mosfet k134+j49 or Mosfet J162 + K1058, Output 112W at Speaker 8 OHM. Power Supply +56V/-56V 4A /Ch. [...]
October 19, 2020
Basic of Impedance and Reactance in Definition, Formula
Although you can make an amplifier with good sound quality. Understanding these things is very useful as well.
October 9, 2020
USB 5V to 1.5V/ 3V Step Down Converter Circuit
See USB 5V to 1.5V/3V Step Down Converter Circuit using LM317. With this, we can use MP3 players (requires only 1.5V AA battery) with USB(5V).
September 11, 2020
CD4047 Astable multivibrator circuit
Learn how use CD4047 CMOS datasheet as astable multivibrator circuits. Test example circuits, Basic square wave generator, and blinking two LED circuits.
September 6, 2020
How analog and digital difference in electronics
Do you know analog and digital difference? What are they? Both the words such as any audio or video is transformed into electrical signals. Why use them?
August 29, 2020