[time-nuts] Questionable question about the Lucent RFTGs

Stijn Nestra stijn at pe1rks.nl
Fri Dec 5 10:33:19 EST 2014


These dates and versions are from the internal Motorola GPS receiver and 
not the Z3801A itself..

Op 05-12-14 om 09:11 schreef Hal Murray:
>
> bill at iaxs.net said:
>> Aren't these units vintage 2000?
>
> The ROM/PAL stickers on mine say 9905 and 9914.
>
>
> bill at iaxs.net said:
>> The Motorola 68000 CPU was available in 1982
>
> When did HP ship their first GPSDO?
>
> Ahh.  I have a Z3801A that says:
>
> "COPYRIGHT 1991-1995 MOTOROLA INC."
> "SFTW P/N # 98-P39972M"
> "SOFTWARE VER # 8"
> "SOFTWARE REV # 4"
> "SOFTWARE DATE  13 JUL 1995"
>
> A 68000 seems like a good choice to me.  It's probably overkill, but that's a
> whole lot better than running out of CPU and/or the bugs associated with
> trying to squeeze software that doesn't quite fit.
>
> If I had working code, I probably wouldn't rock to boat to save a few
> pennies.  How many of them did they ship?
>
>
>


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