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Tuesday, July 13, 2021
CONTINUITY: Hewlett-Packard 7575A Pen Plotter and HP-GL from the Command Line
I always loved pen plotters, especially the sound effects they made when intent on intricate work such as text and cross-hatching. Here is a demonstration of a classic introduced in 1983, which was widely used in the formative days of AutoCAD. Sean O'Donnell's classic AutoCAD sample drawing, Columbia, features prominently. (That image pops up in the strangest places.)
Posted at July 13, 2021 12:48