[time-nuts] Introduction of Z38XX

Ulrich Bangert df6jb at ulrich-bangert.de
Thu Jun 25 09:24:29 EDT 2009


Gents,

the first users of Z38XX have found some issues with the software. I hope I
have already fixed them but I want to wait for the feedback. ASAP I will
inform you wheter the new version is free of this issues.

Best regards
Ulrich Bangert

> -----Ursprüngliche Nachricht-----
> Von: time-nuts-bounces at febo.com 
> [mailto:time-nuts-bounces at febo.com] Im Auftrag von Ulrich Bangert
> Gesendet: Dienstag, 23. Juni 2009 11:29
> An: Time nuts
> Betreff: [time-nuts] Introduction of Z38XX
> 
> 
> Gents,
> 
> perhaps you have read that since a few days I am the owner of 
> a Z3805 bought on eBAy from fluke.I. 
> 
> The other day a friend of mine visited me and brought his 
> GPSCON with him to test it on my Z3805. As fluke.I had 
> pointed out, the GPSCON would work with the Z3805 but it 
> would not work really satisfying. The reason is that the 
> Z3801 has a 6 channel receiver and the Z3816 has a 8 channel 
> receiver, so GPSCON is simply not prepared to read more than 
> 8 sat data sets from the Z3805's status screen (which has a 
> 12 channel receiver). In addition, because the Z3805's status 
> screen uses more lines for the display of the additional sat 
> data sets GPSCON will miss the last three lines of the 
> z3805's status screen.
> 
> This in conjunction with some other things encouraged me me 
> to write a z3805 tool of my own named Z38XX. Of course it 
> will handle z3801s and z3816s as well. It is far from being 
> complete but you can get a good impression of it by 
> downloading it from the usual place
> 
> http://www.ulrich-bangert.de/html/downloads.html
> 
> Z38XX talks to the Z3801/5/16 with a exact 10 s time base 
> which means the PPS TI delivered can be used for the 
> computation of Allan deviation (and other measures) of the 
> internal phase comparator with a Tau0 = 10 s (which is done 
> internally in Z38XX similar as in Lady Heather).
> 
> The sat's horizont line in the Azimuth / Elevation chart will 
> look strange in the first hours after program start. Give it 
> some days until it looks as attched or even better.
> 
> Have fun
> 
> Ulrich Bangert
> www.ulrich-bangert.de
> Ortholzer Weg 1
> 27243 Gross Ippener 
> 





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