S Sacco wrote: > How about this: All the K3's sent to VP6DX had the 8 pole filters. I > presume that was for a reason. Yes, the 8 pole ones were sourced from INRAD and were available off the shelf. The 2.7's weren't ready yet! -- 73, Vic, K2VCO Fresno CA http://www.qsl.net/k2vco