I have to check that.  I don't think so tho.  PL isn't is

noticable is this hum.  We have a local digi that's running PL

(donno why).<br>

<br>

73 de Pat --- KA9SCF.<br><br><div><span class="gmail_quote">On 2/27/06, <b class="gmail_sendername">w0ep</b> <<a href="mailto:w0ep@frii.com">w0ep@frii.com</a>> wrote:</span><blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;">

Could it possibly be a PL tone? On Mon, 2006-02-27 at 13:36 -0600, Patrick Green wrote: > Yes, that's now on the list to try.  Also going to put the radio and > TNC both on battery power since the hum is 60 hertz.

<br>><br>> 73 de Pat --- KA9SCF.<br>><br>> On 2/27/06, w0ep <<a href="mailto:w0ep@frii.com">w0ep@frii.com</a>> wrote:<br>><br>><br>>         Is it possible to try the 2200 with the microphone, just to

<br>>         key it up and see if you get the hum?  That might remove<br>>         the cable and/or TNC from the equation.<br>><br>><br>><br>><br>><br>><br>>         _______________________________________________

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