Pira CZ Silence Detector is a freeware application which guards presence of audio signal on recording line or wave output of your PC sound card. If no sound is present for a specified time, pre-defined tasks are executed. This application is a perfect tool for any radio station where continuous audio is important. It's free also for commercial stations.

Even if your broadcast automation system crashes or your radio link gets out, the Pira CZ Silence Detector will make the steps to repair it, switch to backup audio source and inform executive person. Don't be afraid of hours of silence anymore!