[time-nuts] HP 59309A Clock runs, sets via GPIB, but no GPIB output?
francesco.messineo at gmail.com
Tue Oct 11 13:54:06 EDT 2016
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> wrote:
> Hi Dave,
> right, once I find the dumps, I'll upload them.
> Frank IZ8DWF
> On Mon, Oct 10, 2016 at 9:24 AM, Artek Manuals <Manuals at artekmanuals.com> wrote:
>> One of the best places to store ROM dumps for easy access by everyon is
>> 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.
>>> Frank IZ8DWF
>> Manuals at ArtekManuals.com
>> time-nuts mailing list -- time-nuts at febo.com
>> To unsubscribe, go to
>> and follow the instructions there.
More information about the time-nuts