What frequency is your repeater on?
Joe M.
Mathew Quaife wrote:
>
> Ok, the situation is that my repeater is being heard by commercial
> aircraft on 132.950 Mhz. At first they was able to identify one user
> of the system, this was in June. Then again the repeater was heard on
> June 22, this time stating they could hear several users on the system.
> The did not give any other specifics other than this. This comes from
> Pilots whom reported the occurance with the FAA in Chicago. I'm told
> the interference is only to the planes, and not the ground tower.
> I've looked at the transmitter on the SA, there is one small spur
> there, but this same spur is there if I use just an ht, or any other
> radio for that matter. This is hooking it to the repeater antenna
> directly, or through the duplexer's. My question is, could it be
> something in the antenna system, or where might I look. My system
> consist of a DB224 retuned for the ham bands, up 92' fed with 7/8"
> hardline. There is two horizontal antenna's below the repeater
> antenna, a cushcraft 5 element 6 meter beam and a Hygain TH7 below
> that. The tower is a guyed tower, with two sets of guys, one set at
> 65' and the other at 35'. There is no breaks in the 1/4" steel
> cables. The deviation on the repeater into my SM only showed 4.5 to 5
> Khz wide, although the audio was tinny. Over the past few days I have
> been working on the tinny audio, for which I believe I have fixed, as
> it sounds much better. The transmitter is the Maggorie Hi Pro EV1 and
> the amplifier is a Vocom 200 watt amp. 90 Watts is what is being fed
> to the antenna from the duplexer.
>
> Mathew
>
>
> Yahoo! Groups Links
>
>
>
>
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