----- Original Message ----- From: "Paul Christensen" <[email protected]> To: <[email protected]> Sent: Wednesday, November 23, 2011 1:36 PM Subject: Re: Topband: 1/2 wave spacing vs. 1/4 wave
>> Again. i am not talking forward gain at any angle of radiation, i am >> talking gain at a specific angle. > > Wolf, the launch angle field strength immediately above the horizon is > going > to be determined primarily by the near and medium-distance ground > conductivity. Notwithstanding gain, nulls, etc between the two arrays, I > would be surprised if the elevation profile between 0 and 10 degrees would > change much unless there's a change in ground conductivity in the > different > directions of the arrays. > > Paul, W9AC A 1/2 wave will be less ground dependent, have a lower elevation peak over real ground and in most cases be a better low angle radiator. Not very practical on 160 however unless you move into an abandoned BCB site with a big tower. Carl KM1H Carl KM1H _______________________________________________ UR RST IS ... ... ..9 QSB QSB - hw? BK
