26 Nov
2007
26 Nov
'07
2 p.m.
On 26 Nov 2007 at 13:42, Chris Kennedy wrote:
As I recall on the model 33 family it was the
so-called answerback drum,
which was a drum of tabs with tabs snapped off for the relevant bit
positions.
That would make it a read-only memory, as would paper tape. What I
recall is much larger and was read-write.
Cheers,
Chuck