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Last Updated on: Wednesday, October 18, 2017 05:04 AM

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More  RF Sensors   Telephone Circuits   Wireless Telephones

2.45GHz RF Signal Detector


Many cordless telephones, computer networks and cell phones use a RF transmitter lefted on the 2.45GHz band.  Using a microwave diode detector and 100uA meter, this passive circuit will display the strength this signal.  The drawing shows how a bent piece of wire can be used as the antenna.

Click on Drawing Below to view PDF version of Schematic

Circuit 2.45GHz RF Detector DiscoverCircuits.com  --   Hobby Corner (July 2, 2006)

More  RF Sensors   Telephone Circuits  
Wireless Telephones

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