ERP Estimator 
Power from Rig: Watts 
  Frequency: MHz
Coax Type:
   Coax Length: Metres
Antenna Type: Gain: dB( i )

Watts   dB   dBi

Someone pointed out that dBi is very rarely used these days so this calculator provides both options!

73 from John G4VWL @GB7DEE         email: john@vwlowen.demon.co.uk



This page was found on Packet Radio. If you find it useful send thanks to John (G4VWL)