punching paper tape

Paul Koning paulkoning at comcast.net
Fri Mar 26 19:41:43 CDT 2021

> On Mar 26, 2021, at 7:01 PM, Al Kossow via cctalk <cctalk at classiccmp.org> wrote:
> On 3/26/21 2:58 PM, Steve Malikoff via cctalk wrote:
>> OK thanks for that. I just had a browse and read that "Whirlwind used the same paper tape format that was popular with Teletype machines" so
>> I gather it's nothing special after all.
> the best picture i have at hand of what a ww tape looks like is on the right of
> http://bitsavers.org/bits/MIT/whirlwind/X4222.2008_Whirlwind_ptp/pictures/start_of_sort_20180724/8.JPG
> you can see it is narrower by one punch than a normal 8-channel tape

I can't find right now the drawings that show all the 5..8 channel tape layouts and dimensions, but I did see a number of references that speak of 7/8th inch tape for 7 channel layout.  (Also 11/16 for the 5-channel case)


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