[time-nuts] Long GPS antenna

David Forbes dforbes at dakotacom.net
Tue Apr 24 00:25:06 EDT 2007


At 1:11 PM +1000 4/24/07, Palfreyman, Jim L wrote:
>Folks,
>
>The longest antenna I have for my GPSDO is 5m (it's a Trimble ACE III
>inside). Is it possible to lengthen this just by adding an extension
>cable (SMB female on one end and SMB male on the other)? I'd be
>interested in adding another 5m.
>
>I've not been able to find any antennas with a cable longer than 5m.
>
>Thanks and regards
>
>Jim Palfreyman

I've used about 80 feet (25m) of RG-223 cable (similar to RG-58 but 
better quality) with a Datum GPS unit. Worked fine. It has an 
amplified antenna, and the antenna was placed on top of a 5-story 
building with the receiver in the basement.
-- 

--David Forbes, Tucson, AZ
http://www.cathodecorner.com/




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