Monthly Archives: September 2010

Traveler’s Cellphone Battery Charger

Posted on September 30, 2010 by Rust

While traveling, charging of the mobile phone, cellphone battery is a big problem as power supply source is not generally accessible. Battery will go flat within five to six hours if you keep your cellphone switched on continuously, making the … Continue reading →

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Precision Oscillator Drives Up To 100mA Loads

Posted on September 30, 2010 by Rust

Tone/frequency 567 decoder IC (integrated circuit) is not only produce an accurate oscillation, but also delivering a good current handling capability. Up to 100 mA will be safely driven by this single chip oscillator, this means that you don’t need … Continue reading →

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567 IC Pulse Generator With 25% Active Factor

Posted on September 29, 2010 by Rust

Unique applications of 567 tone/frequency decoder IC? Here is one of them: pulse generator with 25% duty cycle (active factor). This signal generator produce square wave pulse, and you use it as clock source or other purpose. Here is the … Continue reading →

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