[TowerTalk] Fwd: Multi-Band Vertical Question

[Rick Karlquist]

Jim Brown wrote:
> On Thu, 12 Aug 2010 05:52:45 -0400, Pete Smith wrote:
>
>> Granted I was only running 100
>>watts (second radio in SO2R), but I heard no evidence of
>>cross-modulation.
>
> It's your (ham) neighbors who would hear it. :)
>
> 73, Jim K9YC

Rain gutters that are connected together with sheet metal
screws are a substantial source of TVI from nearby antennas.
A sheet metal roof would seem to have the same vulnerability.
With rain gutters, just a few watts is often enough to
set them off.

Rick N6RK