[time-nuts] GPS over fiber
Tom Knox
actast at hotmail.com
Tue Sep 25 00:26:58 UTC 2012
Using my Aeroflex GPS simulator and Agilent ENC analyzer I could see no noticeable effect on S/N. But these signal are near the analyzers limit.
Best Wishes;
Thomas Knox
> Date: Mon, 24 Sep 2012 16:41:42 -0700
> To: time-nuts at febo.com
> From: eb at telight.com
> Subject: Re: [time-nuts] GPS over fiber
>
> That would certainly provide good distance capability and isolation,
> but there may be a severe penalty in signal to noise ratio (and some
> non-linearity) due to converting to optical and back. It may be
> worthwhile considering the specs of the overall E-O link versus the
> extra gain and SNR or NF of conventionally amplifying and driving
> longer coaxial cables.
>
> Ed
>
>
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