That is not the Sherwood "receiver list" that everyone covets. Taking this data the K3 would be about 11th or 12th on the list with the stock 2.7hz filter. -- View this message in context: http://elecraft.365791.n2.nabble.com/200-Hz-5-pole-filter-tp7605299p7605328.html Sent from the Elecraft mailing list archive at Nabble.com.