[time-nuts] Navman T60-D125 GPS Timing Receiver Problems

[Jay Flynn]

Jay Flynn <james.flynn at ...> writes:

These are TU60-D125 units on a development board. Sorry about the typos.

> 
> Many of the Navman T60-D125 units are floating around on various sales 
> sites. Unfortunately, some come with built in problems and poor 
> documentation.
> 
> ...
> 
> 
> 
> I am comparing the output with a homebrew (yes, I mean it) WWVB 
receiver 
> and getting delta F's comparing the 1PPS timing outputs of >1E-11 on 
> average. 
> 
> 
 This should read "<1E-11 with averages over 10,000 s".  Receiver is a 
WWVB disciplined, double oven XO.