I agree on the F/B issue. I built a long boom 15m yagi years ago that
> worked great. I pointed it to JA from Colorado and it was quiet off the
> back so much so that stations would constantly move in on my frequency.
> For working big pileups simplex the F/B helped wipe out some of the
> qrm. For most of my operating, I prefer max gain out the front and I
> will take whatever F/B as long as the pattern is decent. I have had the same experience on 160M working JA. I have a vertical
that gives me a dB or two in that direction, but I don't use it much for
that reason. The only time I want rear rejection is for receiving to
minimize noise. Indeed, I know serious contesters with multiple yagis
for the same band who often point one at the DX with 1400W and another
at their competition with 100W.
QRM WITH CONTEST STATIONS
Posted - 02 Mar 2011 : 11:10:52 AM
