[Test-Equipment] PTS250 - was General Radio module

[Pete Lancashire]

swapped the 10 and 1 Hz

the jumping followed, i.e. it is now the 1 Hz

Took the 10 Hz apart

PTS1000
REV 6

34036 (in pencil s/n?)

ECL chips date code is 8545, 1984 45th week

-pete




On Sun, Dec 25, 2011 at 12:46 PM,  <GandalfG8 at aol.com> wrote:
> In a message dated 25/12/2011 19:36:17 GMT Standard Time,
> pete at petelancashire.com writes:
>
> Last  week I got my first PTS. Model 250 M6N10 S/N 1A 6580. no 10 MHz,
> 1 Hz  resolution. Have not powered it up yet, but it is very clean
> inside and  out. Hopefully $100 was not too much.
> ----------------------
> Hi Pete
>
> If PTS is Programmed Test Sources I'd say $100 was a bargain, but then  I'm
> a bit soft on the darn things and ever so slightly biased:-)
>
> As far as I'm aware there's no manual for the PTS250 available online, my
> copy of the GPIB section is out there but I've never got round to scanning
> the  rest of it, but you'll find it shares quite a few modules in common with
> the  PTS160 and the PTS160 manual is at to-way.com and probably on Didier's
> site  too.
>
> I'll try to get the PTS250 manual scanned sometime soon but that won't  be
> for a week or so at the earliest and would be happy to help with any
> specific information in the meantime.
>
> One thing to check, the lower digit modules, from 100KHz down to 0.1Hz are
> all module type DM1005 and I've had at least one PTS500 which was sold as
> having  1Hz resolution, and with a blank switch in the 0.1Hz position, but
> was actually  a 0.1Hz version with the extra module still fitted but a couple
> of bus bars cut  short just before the 0.1Hz switch.
>
> Regards
>
> Nigel
> GM8PZR
>
>
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