Power from Rig:     Watts 
 Frequency:     MHz
 Coax Type:   
  RG58C/U                
  RG174A/U
  RG178B/U
  UR-43
  UR-67
  UR-95

  Coax Length:     Metres

Antenna Type:

Half-wave dipole 5/8 wave 2 Element Yagi 3 Element Yagi 4 Element Yagi Quad Loop 2 Element Quad 3 Element Quad 4 Element Quad Other (Enter Gain....)

Gain:  dB( i )

  Watts   dB   dBi

Please note that although dBi is rarely used these days this calculator provides for either option.