--- In [email protected], pe0fko <pe0...@...> wrote: > > I sat in the garden behind the house and saw several bats flying. > Did get the laptop and started WinRad, and yes there at 20Khz you can see > and hear the bats! Real fun with WinRad. > > Normal dell laptop with internal mono mic!
Fred, interesting and not OT... the problem however is that no picture could be seen... supposing you attached one to your message. Another possible usage could be that of translating the high pitched sounds emitted by dolphins to a range more apt to the human ears, 73 Alberto i2PHD
