Birdies are radio internal not source external. If you disconnect the antenna and they go away, they aren't birdies. Rick wa6nhc Tiny iPhone 5 keypad, typos are inevitable On Sep 10, 2013, at 11:02 AM, W M3M <wm3m at live.com> wrote: > I do not know the source of the birdies, suspect computers, power supplies, routers, etc etc.