On 18/05/2010 12:36 PM, Invisible wrote:
> Stephen wrote:
>
>> When I started working in computing in 1969, the Honeywell H416 then
>> later H316
>
> Oh yes - apparently Honeywell used to make computers...

Yes the ones I worked on were for process control and they had core 
memory. Ferrite rings threaded with address wires and read write wires, 
by hand. The H316 could have 4 K of memory.


> Does the tape have a single row of holes? Or does it have multiple
> parallel rows? How easy is it to tear the stuff?
>

Parallel rows, one traction hole at twice the pitch of the data holes 
and seven or eight data holes depending on the parity.

>> After the loader tape was read you then read the program using the
>> paper tape reader. Only then could you enter any data.
>
>  From tape or card, presumably?

Yes or from sense switches from the process it controlled.

>
>> In 1976 Burroughs Machines were manufacturing 96 column card readers.
>
> I gather Burroughs got bought to form Unisys?
>

After  my time.

>> The first computer I ever saw was in 1997 at Glasgow University. It
>> was an analogue machine that used valves.
>
> 1997? o_O

Oops! 1967 :-)

-- 

Best Regards,
	Stephen

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