Running LED with 4017

Running LED with 4017 complete with PCB layout. The series of 8 LED current is the basis for creating an 8-point LED. Slightly different fro...

Make a series letters from the LED

Make a series letters from the LED , Things to consider before making the sign of the LED array, 1) Use LED nodes. 2) Paint the top of the P...

Subwoofer power amplifier IC OPA541BM

Subwoofer power amplifier circuit based on IC OPA541BM very suitable for use in subwoofer speakers, these amplifiers possess excellence in s...

120W amplifier with LM12

This is power amplifier with basic amplifiy on IC LM12.

BTL Stereo Amplifier TDA7052 / 3

This is BTL stereo power amplifier with basic amplifier on IC TDA7052 / TDA7053

Mini Amplifier with 3 Transistor

Mini 3 transistor amplifier is a simple amplifier with 50mW power drawn by 3 transitor. The series of three mini-amplifier transistors can ...

Toggle switch with Infra Red IR

Toggle switch in this article is a series of toggle switches that are controlled by infrared light. The series toggle switch is made from a ...

TDA2005 2 X 20 Watt Power Amplifier

This time, there is a series of audio amplifer 20W as well, but using IC TDA 2005 as a series of his base amplifier. The series of 2x20 Watt...

Power Supply Variable 1.3V - 12.2V 1A Circuit

Power supply circuit to generate output below were variations between 1.3V DC to 12.2V DC with 1A current. In addition, the power supply cir...

Condenser Pre Amplifier LM 1458

This is a simple preamplifier circuit for electret condenser microphone. using a LM1458 dual op amp IC. The circuit takes the audio signal r...

150 watts power amplifier circuit

Amplifier circuit is 150 watts power amplifier circuit is quite simple. This circuit requires only 5 pieces of transistors as the main compo...

5 Volt Switching Regulator Power Supply

The switching regulator power supply used LM2575-5.0 on this schematic. You can make the stable voltage by using the 3 terminal regulator li...

6 to 12 Volt Power Supply Inverter

This inverter circuit can provide up to 800mA of 12V power from a 6V supply. For example, you could run 12V car accessories in a 6V (British...

Altium Designer 10.0 – Free Download

A unified electronic product development solution Altium Designer is the world’s first and only unified electronic product development syste...

Measure your stress level – Tension meter

If you, like so many other people in this day and age, arrive home from work stressed out and with the problems of the day still lingering,t...