Common Mode Chokes for RX Antennas

MetroVNA Vector Network Analyser from PileupDX.com

Challenged by the QRM picked up by my omni directional active RX vertical when trying to work TL8TT on Topband, I decided it was time for a directional RX antenna pointing south in addition to my N/W and N/E Pennants. I had a transformer and termination resistors collecting dust so I decided to throw out some wire to make a short BOG,

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CQ 160 CW Soapbox

SE0X-CQ160CW-2017

CQ 160 is one of my favourite contests. The goal this year was set to break the SM record in SO-HP Assisted. In addition I also wanted to beat my own score from 2010 in SO-HP (unassisted). Reasonably well prepared, somewhat rested and with the gear in shape I was ready to take on the

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