IBM 360/30 in verilog

Camiel Vanderhoeven iamcamiel at
Tue Jul 12 00:34:34 CDT 2016

Op 12 jul. 2016 5:50 a.m. schreef <steven at>:
> Jon said:
> > LOTS of model /40s were sold in the US.  EVERY one had its
> > own set of ALDs, with the serial number of the CPU on them.
> > They not only recorded the general info for the model, but
> > they had specific changes to reflect the exact configuration
> > of THAT machine.
> I didn't know that every machine came with a set of ALDs but you are
> right that a lot of /40's were sold stateside. My dad was re-posted
> directly from Hursley to Poughkeepsie in '65 which I was where some (or
> all?) the /40s were assembled.
> One of the IBM Journals (75 years?) has a large colour photo of a row
> of 40s on the final assembly floor at Poughkeepsie, everyone in it
> striking that characteristic 60s/70s IBM-photo-pose, eg. someone leaning
> over a table, another reaching for a console knob, one changing a tape and
> at least two people earnestly discussing a printout.

Most weren't sold, but leased. The ALDs would be used by the IBM CE, not
the customers themselves. I don't know if machines that were sold rather
than leased came with ALDs or if IBM kept these, I suspect the latter to be
the case.

More information about the cctalk mailing list