Simple 1.2V AA battery Solar charger circuit

This is simple 1.2V AA battery Solar charger circuit. If you want to charge only one 1.5V AA battery and must used at outdoor that don’t has home electricity. We will also use fast it so we need to application devices near us. This projects is very easy and cheapest because we use a solar … Continue reading Simple 1.2V AA battery Solar charger circuit

0-50V 3A Variable DC power supply

This regulator is circuit that adjust output voltage wide rage between 0-50V, and Also important is the overcurrent protection circuit at 3 Ampere. Which will immediately cut. The voltage regulation circuit because use IC-LM723 ICs will provide better performance. So is suitable as a power supply circuits for various experiments. Since we ever present a … Continue reading 0-50V 3A Variable DC power supply

Low pass filter subwoofer using LM324

This is a low pass filter subwoofer using IC 324 and some other components. which is mr Kunal Banerjee sent to me to publish on our site.It is very useful Thank you very much The Schematic PCB LAYOUT ORIGINAL The PCB layout original PCB SILK ORIGINAL The PCB Silk original The components list //Capacitor/////////////////////// ———————————— … Continue reading Low pass filter subwoofer using LM324

Two transistors fm wireless microphone circuit

This FM Wireless Microphone circuit Which adds a transistors in RF amplifier other one. So this circuit have two resonance circuits and also two trimmers. This cause have Higher efficiency And transmission far up. Technical information. Used DC Power supply of 9V Maximum consumption current about 10mA Transmission frequencies in the 88 MHz. PCB dimensions: … Continue reading Two transistors fm wireless microphone circuit

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