Punched cards - which paper/cardboard?
hachti at hachti.de
Fri Nov 12 16:35:01 CST 2010
On 12.11.2010 22:28, Al Kossow wrote:
> On 11/12/10 1:07 PM, Philipp Hachtmann wrote:
>> Hi everyone,
>> I'm thinking about making punched cards.
> you can still buy punched cards
Sure.. I'm thinking about making custom printed punch cards for small profit.
Still missing are round corners and the right resp. nicely suited paper.
> what about fan-fold paper tape?
I made a "machine" that is able to fanfold paper tape. Yes, but.... currently only something like a
proof of concept. It worked too unprecisely by far. It needs to be reconstructed using precision
components instead of a mixture of pneumatics, a stepper motor, and handcrafted wooden parts :-)
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