AudioDevice.py : Change default channel count from 1 (mono) to 2 (stereo).

AudioDevice.py

         self.bufL          = []
         self.bufIdx        = -1
         self.srate         = 0
-        self.ch_cnt        = 1
+        self.ch_cnt        = 2
         
 
     def setup( self, **kwargs  ):
             }
 
         return d
-    
+
     def get_port_list( self, inFl ):
 
         devLabelL = str(sd.query_devices()).split("\n")
-
+        
         portL = []
         for i,dev in enumerate(sd.query_devices()):
             isInputFl =  dev['max_input_channels']  > 0