[time-nuts] HP 59309A Clock runs, sets via GPIB, but no GPIB output?
Jeremy Nichols
jn6wfo at gmail.com
Tue Oct 11 18:09:38 EDT 2016
Interested if no one has already spoken got the HP59309.
Jeremy
N6WFO
On Tuesday, October 11, 2016, Bert Kehren via time-nuts <time-nuts at febo.com>
wrote:
> Cleaning up I ran across today a HP59309, if some one is interested please
> contact me off list before I put it on ebay.
> Bert Kehren
>
>
> In a message dated 10/11/2016 1:54:20 P.M. Eastern Daylight Time,
> francesco.messineo at gmail.com <javascript:;> writes:
>
> 1818-2295A dump has been uploaded to ko4bb site, probably there's need
> to be moved in the right place before it's available.
>
> On Mon, Oct 10, 2016 at 9:32 AM, Francesco Messineo
> <francesco.messineo at gmail.com <javascript:;>> wrote:
> > Hi Dave,
> > right, once I find the dumps, I'll upload them.
> > thanks
> > Frank IZ8DWF
> >
> > On Mon, Oct 10, 2016 at 9:24 AM, Artek Manuals
> <Manuals at artekmanuals.com <javascript:;>> wrote:
> >> Frank
> >>
> >> One of the best places to store ROM dumps for easy access by everyon is
> >> KO4BB.com
> >>
> >> Dave
> >> NR1DX
> >> dit dit
> >>
> >> On 10/10/2016 3:20 AM, Francesco Messineo wrote:
> >>>
> >>> I have a dump of the 1818-2295A somewhere, it should be archived in
> >>> one of my backups. I also made a replacement with a board having 2 x
> >>> 28C64 SO-28 eeproms and it worked in my 59309A as far as I could test
> >>> it. However these eeproms present many glitches on the outputs during
> >>> address toggling, so it's way better to use a suitable CPLD after
> >>> recovering the equations (I'm a bit stuck on this project due to lack
> >>> of time...).
> >>> If someone needs the dump, just let me know and I'll dig it out.
> >>> HTH
> >>> Frank IZ8DWF
> >>
> >>
> >>
> >> --
> >> Dave
> >> Manuals at ArtekManuals.com
> >> www.ArtekManuals.com
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