Can't answer your questions, Tom but I'd sure like to hear it for myself.
Let me know when you have time and maybe we can play around a bit on 40.
Lou
----- Original Message -----
From: "T Behler" <[log in to unmask]>
To: <[log in to unmask]>
Sent: Saturday, October 18, 2008 9:05 PM
Subject: status update on MC60 problem with TS480
> Hi, all.
>
> Well, this evening, I made the ground connection that has been discussed
> as
> a way to solve the RFI problem with the MC60 mic, when used with the
> TS480.
> I screwed one end of a 14-gauge piece of wire to the base of the mic, and
> the other to the ground screw on the TS480 using spade lugs.
>
> I did a test on 75 meters, which seemed to be the band where the problem
> had
> been most apparent, and it looks like I might have solved the problem.
>
> However, the people I talked to said my audio needed more base, so I may
> still have to work with the TX equalization settings on the 480 to see
> which
> setting might sound best. Right now, I have the TX equalization set to
> "off".
>
> I did notice one interesting thing, though.
>
> Even with the new ground connection, my audio gets much worse when I
> switch
> the pre-amp to "out". If it is "in", I get good audio reports. Wouldn't
> the "in" setting mean the pre-amp is in the circuit? Why would my signal
> get worse with the pre-amp "out"?
>
> Still learning here, obviously.
>
> 73 from Tom Behler: KB8TYJ
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