Maybe the CTCSS (Private line) is turned on? The radio may be set to
auto-monitor when you TX which is why you can hear at all?

Markus Baumann wrote:

Hi there !

I have a problem with a GP300.
It`s not possible to receive until I`m sending.
I don't know, how this function is called and i tryed many times with
the programming of the radio.

thx for helping

Markus



--
Joe Leikhim K4SAT


"Jazz is not dead. It just smells funny." -F.Z.