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[aprssig] Center Frequency of GPS Signal

John johnk.mchugh at att.net
Tue Nov 9 22:18:56 UTC 2004


Rich, could it just be RF overload on the GPS rx

John K4AG

Rich Garcia wrote:

>Been a long time since I have had to look at the GPS signal on a SA, does
>anyone know off hand what the Center Freq is ? I kind of remember it to be
>somewhere in the 1,450 Mhz range...
>
>I think a local radio station has a harmonic that is a bit stronger than
>allowed and is wiping out the GPS band, I need to track that down and be
>sure before I make any phone calls. Interesting thing is that the radio
>station is literally right on the beach at a very busy local inlet next to
>marina's and such, whenever I am in the parking lot or driving past the
>station my GPS III will either lose lock or the signal strength will drop to
>almost nothing on all birds that I can see.
>
>Thanks,
>Rich
>K4GPS
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