Rolm Computers: 1602, 1602A, 1602B, 1666, MSExx (was Data General Nova Star Trek)
bobalan at sbcglobal.net
Mon May 2 01:06:18 CDT 2016
On 4/27/2016 10:12 PM, Erik Baigar wrote:
> On Wed, 27 Apr 2016, Bob Rosenbloom wrote:
>> I have my Rolm 1603 working. No peripherals hooked to it, but you can
>> toggle in stuff from the front panel.
> Very cool, Bob - we have been in touch seom years ago and
> great, that your machine is still alive! Many thanks for the
> picture and two questions out of curiosity:
> (1) The panel is mounted on the rear side (where memory is) of
> the processor. Is it wired and powered internally or do
> you have to connect the panel to the plugs of the
> processor externally?
> (2) The 1603 uses the same 5605 processor "sandwich" also
> used by the 1602B and not the 9PCBs of the earlier 1602s?
> Keep up taking care of your Rolm, its a very nice and rare
Yes, the panel is mounted near the memory and plugs into the bus.
I think it's the 5605 processor, four CPU boards + some I/O.
More photos of it can be found here:
Vintage computers and electronics
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