Touch controls are not only used to switch devices on or off. They can also be used to control different functions. One good example is the TV remote control. If it is very important to keep the ...

Here is a simple circuit you can use to measure the attack and release times of photoresistor-type optocouplers that often find use in audio compressors or volume-control circuits (figure). The design ...

At $600, SPARTAN 30 promises low distortion volume control for use with active speakers or headphones. Volume Control: An active volume control circuit with a balanced output eliminates the need for ...