RichD wrote:   
   >   
   >   
   > I wear an armband FM radio for my outdoor running, w/ digital tuning.   
   >   
   > It has a noise level threshold, which switches from   
   > stereo to mono when the signal gets weak or noisy.   
   > This diminishes the noise effectively, at the cost   
   > of listening depth.   
   >   
   > What is it about mono decoding, which reduces the noise?   
   >   
      
      
    ** This is a cross-post from "sci.electronics.design" - where it has been   
   well answered already.   
      
    Besides that, the OP could have easily Googled the same or better info.   
      
    Wot a time wasting idiot.   
      
      
      
   .....  Phil   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)