About the Copilot intercom squelch level

   
         
   

Audio threshold level to unmute the copilot and rear seat intercom

   
         
    Turning the large outer Copilot knob CW increases the sound level needed to open the intercom for the copilot and passengers    
   

 

   
    Turning the large outer Copilot knob fully CCW is the hot mic position for copilot and PAX    
         
    This is an Intercom control only; radio receivers control Com squelch and volume