[ih] AT&T, carterfone, the 103, and why didnt BBSs start earlier?
Larry Press
lpress at csudh.edu
Fri Aug 14 14:32:37 PDT 2009
> And before the 1620 there was the 650. It was a relatively small
> computer, too, no? [they retired it the year before I arrived].
I came after the 650 also, but heard about it from the old timers (gulp
:-). It was a drum machine -- programmers placed instructions on the
drum in order to minimize latency.
I believe the 305 RAMAC (first disk drive -- had a drum for stored
programs and also plug boards), 704, 709, 1401 and also came between the
650 and the 1620. I think the 701 preceded the 650. (There was also
the 604 -- card I/O -- an electronic calculator programmed using plug
boards and with registers, but no stored program).
Lar
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