On 5/29/05, Steve N4LQ <n4lq at iglou.com> wrote: > I did some measurements on the Omni VI. Nothing below 300hz get's past the > detector. The notch and DSP are not to blame. It has to do with the position > of the BFO within the IF passband. The lower cutoff of the audio passband (after the detector) is easily adjusted by alignment.