Archived posting to the Leica Users Group, 2013/03/05
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]Re: short. Yes, the ones we used were between 6 and 8 feet long. It was hell in the tropics if the optical sensor got even a tiny bit of moisture on it and the tape ripped. That little program tape had the power of stopping all flight operations if it jammed the computer. Phil Forrest On Tue, 5 Mar 2013 11:41:03 -0600 "Jim Nichols" <jhnichols at lighttube.net> wrote: > I agree with Phil. We used a series of short tapes similar to this > to load software on Digital Equipment PDP-8 computers that were a > part of early digital control systems. However, this one seems to be > extremely short. > > Jim Nichols > Tullahoma, TN USA > ----- Original Message ----- > From: "Phil Forrest" <photo.forrest at earthlink.net> > To: "Leica Users Group" <lug at leica-users.org> > Sent: Tuesday, March 05, 2013 11:26 AM > Subject: Re: [Leica] What is this? > > > > It looks like an optical command strip for an old computer. I used > > to use strips like that when programming weather instruments. They > > are still used aboard Navy ships to key in radiosonde identifier > > codes before launching weather balloons. > > Something along the lines of optical input for computing is my > > guess. > > > > Phil Forrest > > > > > > > > On Tue, 5 Mar 2013 09:29:44 -0600 > > Sonny Carter <sonc.hegr at gmail.com> wrote: > > > >> I think it is part of a timing tape for color correction for motion > >> picture film, but it has been a long time. > >> > >> Can anyone confirm this or give a better answer? It is for the > >> Archivists list > >> > >> Thanks. > >> > >> > >> http://sonc-hegr.tumblr.com/post/44630528204 > >> > > > > > > > > -- > > http://philipforrestphoto.wordpress.com/ > > http://gallery.leica-users.org/v/philforrest > > > > _______________________________________________ > > Leica Users Group. > > See http://leica-users.org/mailman/listinfo/lug for more information > > > > > > > > _______________________________________________ > Leica Users Group. > See http://leica-users.org/mailman/listinfo/lug for more information -- http://philipforrestphoto.wordpress.com/ http://gallery.leica-users.org/v/philforrest