1. 

   WM5TS XML Subscriber QRZ Page

   Is there a small device that can sense RF and light whenever a transmitter is active? I'm looking for something non intrusive if possible.
   
   Thanks;

    

   WM5TS, Jul 6, 2020

   #1
2. 

   K0UO Platinum Subscriber Platinum Subscriber QRZ Page

   A diode with a short piece of wire for an antenna and LED or meter
   Simple field strength meter
   
   Google wireless transmitter bug detector and you'll find some also

    

   K0UO, Jul 6, 2020

   #2

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