VT55

From: Bill Pechter <pechter_at_pechter.dyndns.org>
Date: Fri Sep 24 20:03:38 1999

> Not according to my docs (and the unit I have coupled up to my 11/45)
>
> The VT55 is a VT52 with a 'waveform generator' card. This is an option
> for plotting graphs, roughly compatible with the VT105. Basically, you
> can store 2 'heights' for each vertical dot-column on the screen, and
> either display a point at that height (for plotting mathematical
> functions) or all points below that height (for plotting barcharts). It
> gave a reasonable resolution for this, with very little memory.
>
> The electrolytic copier (wet paper printer) was an option for either the
> VT52 or the VT55 (and maybe other VT5x terminals). Most VT55s had it
> fitted. Most VT52s didn't. But all combinations were possible.
>
> -tony
>
>
>


Thanks Tony, that's what I remembered.

Most of the electrostatic printer units eventually either rotted out
or were allowed to dry out in favor of external Versatecs and later
laser printers.

Bill
---
  bpechter_at_shell.monmouth.com|pechter_at_pechter.dyndns.org
      Three things never anger: First, the one who runs your DEC,
      The one who does Field Service and the one who signs your check.
Received on Fri Sep 24 1999 - 20:03:38 BST

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