[time-nuts] Fibre Optic solved

Bruce Griffiths bruce.griffiths at xtra.co.nz
Thu Oct 1 21:07:28 UTC 2009

Martyn Smith wrote:
> Hello,
> I asked a question about fibre optic, but the problem has been solved.
> It had nothing to do with the fibre optic unit.
> But if anyone does have any thoughts on using a fibre optic link, and
> any pitfalls, I'd be intertesed.
> Cheers
> Martyn
There are at least 2 versions of GPS fibre optic isolation

1) The serial data from a GPS receiver is transmitted over an optical fibre.

2) The GPS signal itself is transmitted over an optical fibre.

The latter version uses a VCSEL and tends to be expensive.

Which version do you have?


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