Great analysis, George. Thanks. His RX clearly works -- I was QRP when he worked me in 2010 during CQ160, the only time he's in my log. But the question remains, WHEN did he work all those countries? :) 73, Jim K9YC On 11/6/2024 2:11 AM, GEORGE WALLNER wrote: > N4IS went beyond "reasonable" to build a very effective receiving system > for 160 meters.