My ASR-33 Teletype punches the feed hole along with the code holes. It
uses friction-feed rollers to pull the blank tape off the roll and feed
it into the punch (which has 9 pins in line, 8 for the data and a smaller
one for the sprocket hole).
Frank
--On Friday, March 08, 2002 22:27:20 -0500 Joe <rigdonj_at_cfl.rr.com> wrote:
> All of the Teletype and computer tape that I've seen was prepunched. I've
> never seen a Teletype or computer type machine that could punch the
> sprocket holes. I think I've seen unpunched tape but I don't remember what
> it was for.
>
> Joe
>
>
> At 07:36 PM 3/8/02 -0600, you wrote:
>> Does regular paper tape normally come with the sprocket holes pre-punched,
>> or does the device that punches the data holes also punch the sprocket
>> holes? I recently bought some "paper tape" from eBay, and it looks like
>> the right stuff except it's totally without holes. I don't think I've
>> ever seen "virgin" tape before, but I had the idea that the sprocket holes
>> down the middle came with the tape. I'm kicking around trying to build my
>> own tape punch, since I have been unsuccessful at scrounging or buying one
>> so far. I picked up some stainless steel flat and some rod of the
>> appropriate diameter for the holes today, along with some solenoids for
>> actuating said rods. I'm thinking of machining the stainless to make my
>> own punch, but the lack of sprocket holes on the new tape has me confused.
>> Do I need to add another solenoid and pin to punch a smaller hole for the
>> sprocket, or did I just buy some odd-ball tape?
>>
>>
--
Frank Smith fsmith_at_hoovers.com
Systems Administrator Voice: 512-374-4673
Hoover's Online Fax: 512-374-4501
Received on Fri Mar 08 2002 - 23:46:28 GMT