Speaker Power Detection Circuit. 7 Comments . by: Will O'Brien. October 18, 2007. Title: Copy. Short Link: Copy. This is an interesting way to monitor your speakers.

The IR detector circuit in principle, converts the IR signal pulse trains into noticeable aural notes. S1 is used to switch on/off mains power and LED1 indicates power-on. Resistor R4 and zener diode ...

ROHM has announced that its BM1ZxxxFJ integrated zero cross detection IC series has been optimised for home appliances such as vacuum cleaners, washing machines, and air conditioners. Discover more ...

Elecom has developed a new line of blue LED mouse, M-WK01DB series, featuring an idle detection system, developed in cooperation with Ritsumeikan University. The new product is a PC mouse that has a ...