>>>AA6YQ comments below --- In digitalradio@yahoogroups.com, "Andrew O'Brien" <[EMAIL PROTECTED]> wrote:
>snip< However, what is the REAL difference between sending your callsign a few times via ALE , versus picking up the Mic and asking "is this frequency in use" ? >>>There are two such differences: 1. We never pick up the Mic and ask "is this frequency in use?" if we can hear that its already in use. 2. If the frequency seems clear and we pick up the Mic and ask "is this frequency in use?" and hear a positive response, we QSY. >>>I wonder if ALE soundings consisted of "QRL? QRL ? de K3UK K3UK K3UK K " and then stopped , would we object? >>>Yes, unless the ALE station were capable of decoding and respecting a positive response. 73, Dave, AA6YQ