[time-nuts] HP 59309A Clock runs, sets via GPIB, but no GPIB output?

Francesco Messineo francesco.messineo at gmail.com
Mon Oct 10 03:32:17 EDT 2016


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> 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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