CuriousMarc: HP 7475A Plotter and HPGL Demo

youtube.comvideo17 minby CuriousMarc

Video of an HP 7475A plotting some demos.

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Plotters

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2026-10-10

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1. ▲
   curiousmarc.com: HP 7475A Plotter curiousmarc.com

   site category #plotters link ↗

   A great collection of info, ephemera, plot files, three YouTube videos, and a 3d-printable replacement part for the HP 7475A.

2. ▲
   Tech Tangents: Gold Standard Plotter - HP 7475A youtube.com

   video · 33 min · Tech Tangents category #plotters link ↗

   Video with some HPGL and plotter history, plus operating an HP 7475A from an IBM 5160 microcomputer.

   
3. ▲
   Tech Tangents: Plotting For The First Time - HP 7470A youtube.com

   video · 31 min · Tech Tangents category #plotters link ↗

   Nice video showing an HP 7470A operated from an HP 85 computer.

   
4. ▲
   HP 7475A Graphics Plotter Operation and Interconnection Manual archive.org

   site category #plotters link ↗
5. ▲
   Hewlett-Packard Journal Volume 33 Number 12 (1982) archive.org

   site category #plotters link ↗

   Multiple articles about the HP Model 7470A plotter.

6. ▲
   Plotter (Artima Minigraf 0507) youtube.com

   video · 34 s · Jiří Štěpanovský category #plotters link ↗
   

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