I'm not sure you can do anything to expand the audio range. That is
determined by the 12Mhz filter which has a pretty narrow bandwidth. You
could move the bfo to get a 600-2400hz audio but I'm not sure that is
what you want. You'll be knocking out a lot of the low-freq audio.
On Wed, 06 Jun 2018 15:11:06 -0700
"Eardan" <@ke4htb> wrote:
Im currently using KD8CEC skecth and my audio is about 200-1800 and