> On Dec 13, 2019, at 12:30 PM, Joe Subich, W4TV <lists at subich.com> wrote: > > A 5 KHz *audio* bandwidth would be equivalent to a 10 Hz RF (IF) > bandwidth. I expect you mean a 10 kHz RF bandwidth, not 10 Hz. wunder K6WRU Walter Underwood CM87wj http://observer.wunderwood.org/ (my blog)