1.First of all , the recorder should be ready for playback recording.( If not , Configure audio line for playback recording )
2.Go to the time schedule setup window (click on button ),

add time frame 10:30:00 –10:50:00 and 11:45:00 –12:00:00 to the time list, as shown in the picture above ( if there are other time frames in the list , delete them.) click on OK button to return.
3.Both time frame have 15 minutes. I want the recorded sound to be WAV files, in order to avoid creating huge files, I set recording parameters to : 8kHZ ,mono,8bit. ( 7KB/s ) ,
Want the recorded sounds to saved as two files ? , Ok , press the multiple file button down. ( -->) (otherwise just leave the button in UP status).
4. Go to this address to open live radio.
5.Press the time schedule recording button down( -->), the recorder is in the recoding status, but paused, when time pass 10:33:00 ,the recorder will start recording. After 12:00:00, there will be two sound files in my hard disk.
6.How about network jammed or even the player not opened? I don’t want record garbage to the files even there is no sound during that time frames. So what? Just press the signal recording button down(-->). as shown in the following picture:

If you are evaluating this software with a trial version, due to the limitation of trial version, every signal file can only have 60 seconds. So if you want to try this feature, you can set the time frames less than 60 seconds.