[time-nuts] Re-radiating a GPS signal...??
Hal Murray
hmurray at megapathdsl.net
Thu Apr 12 21:17:32 UTC 2012
hmurray at megapathdsl.net said:
> I think you will just get the position of the receiving antenna for the
> repeater. It will get the time when the signals arrived at that antenna.
> Consider what happens if you replace the air between the repeater's transmit
> antenna and the GPS receiver with a chunk of coax. The key idea is that
> the signals from each satellite are delayed the same amount with either a
> repeater or coax.
Argh. I hate it when I'm thinking one thing and type the opposite.
The GPS-repeater receiver will see the time at the receiving antenna for the
repeater as delayed by the propagation from repeater to GPS receiver. You
get the right answer if you think of that air path as coax.
--
These are my opinions, not necessarily my employer's. I hate spam.
More information about the time-nuts
mailing list