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I have a Trend DLC puncher reader, you can see it on a you tube video here:
https://www.youtube.com/watch?v=2wEyqJnhec8 It can punch at 300baud, that's 30 bytes a second = 3 inches of paper tape per second Josh, > From: lcy...@bellsouth.net > To: n8vem...@googlegroups.com > Subject: RE: [N8VEM-S100:6316] Paper Tape Reader Project > Date: Sat, 14 Feb 2015 04:36:19 -0500 > > Speaking of reading tapes, I found this... > http://hackaday.com/2014/05/02/reading-paper-tapes-from-scratch/ > > Does anyone have an ASR-33 teletype, or some other way to punch tapes? > > Leonard > > -----Original Message----- > From: n8vem...@googlegroups.com [mailto:n8vem...@googlegroups.com] On Behalf Of Richard Cini > Sent: Wednesday, February 11, 2015 10:01 PM > To: S100-Post > Subject: Re: [N8VEM-S100:6307] Paper Tape Reader Project > > Bad pin count those aren t optoisolators, but rather 555 timers. There s probably a better way with flip-flops. > > Rich > > -- > Rich Cini > Collector of Classic Computers > Build Master and lead engineer, Altair32 Emulator http://www.classiccmp.org/cini > http://www.classiccmp.org/altair32 > > > > > On 2/11/15, 9:59 PM, "Richard Cini" <ric...@verizon.net> wrote: > > >I think the OP-80A is the template paper tape reader: > > > >http://www.swtpc.com/mholley/OAE80_Reader/OAE80_Index.htm > > > >I didn t look at the manual, and maybe the optoisolators are overkill, > >but at least it s a start. > > > >Rich > > > >-- > >Rich Cini > >Collector of Classic Computers > >Build Master and lead engineer, Altair32 Emulator > >http://www.classiccmp.org/cini > >http://www.classiccmp.org/altair32 > > > > > > > > > >On 2/11/15, 9:48 PM, "Don Caprio" <il...@gmail.com> wrote: > > > >>I've always wanted to build a simple paper tape reader. > >>But to be honest I'm not sure how to go about doing it. > >> > >>I've seen this one created by ipscone however emails go unanswered. > >>Looks like a very simple design. > >>I'm guessing just a LED array, some op amps and a couple TTL's. > >> > >>Anyone know of a schematic or would be willing to help me cook one up? > >> > >>http://youtube.com/watch?v=uZnuu18FtQk > >> > >>Thank you. > >> > >>-- > >>Don Caprio > >>...@gmail.com > >> > >>-- > >>You received this message because you are subscribed to the Google > >>Groups "N8VEM-S100" group. > >>To unsubscribe from this group and stop receiving emails from it, send > >>an email to n8vem-s100+...@googlegroups.com. > >>For more options, visit https://groups.google.com/d/optout. > > > -- > You received this message because you are subscribed to the Google Groups "N8VEM-S100" group. > To unsubscribe from this group and stop receiving emails from it, send an email to n8vem-s100+...@googlegroups.com. > For more options, visit https://groups.google.com/d/optout. > > -- > You received this message because you are subscribed to the Google Groups "N8VEM-S100" group. > To unsubscribe from this group and stop receiving emails from it, send an email to n8vem-s100+...@googlegroups.com. > For more options, visit https://groups.google.com/d/optout. |