recovering cartridge tapes
hilpert at cs.ubc.ca
Mon Jul 19 20:56:18 CDT 2010
On 2010 Jul 19, at 5:33 PM, Dave McGuire wrote:
> On 7/19/10 7:59 PM, Brent Hilpert wrote:
>>> Every vacuum-column drive I've seen has used pressure sensors to
>>> determine the position of the tape loops within the columns. Granted
>>> I've not seen a HUGE variety of different drives, but...just sayin'.
>> On the desk beside me, I'm looking at a part from a Honeywell vac-col
>> tape drive. It's an aluminum extrusion 1/2-inch wide and about 6
>> long, with a masked glass plate on one side. Inside, spread along the
>> length are 8 selenium photocell strips.
> Wow, that's nifty. What vintage is that drive, any idea?
It was 7-track, so along with what I saw of the construction, early-mid
I only got some bits and pieces, mostly the head/capstan deck, never
actually saw the whole thing.
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