Schematic for PA68-F (High speed paper taper reader/punch for PDP-8)

Vincent Slyngstad v.slyngstad at
Sun Feb 21 09:49:15 CST 2016

From: Marc Howard: Saturday, February 20, 2016 5:29 PM
> I'm looking for the schematic for a PA68-F.  It's a two high collection of
> single width M series modules that implements the paper tape high speed
> reader/punch control for positive bus machines.

> Does anyone out there know where I can download this document?

I believe what you are looking for begins on page 53/125 of this  document:


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