GT-40 etc.

Al Kossow aek at
Sun Jan 21 12:12:33 CST 2018

On 1/21/18 10:04 AM, Paul Koning via cctalk wrote:

> Remember that the GT40 is a vector drawing display, not a raster scan.  So you need a tube and associated deflection machinery that can handle high frequency X and Y deflection waveforms accurately.  This is not easy, especially with magnetic deflection.  I don't know what DEC used


The deflection amps on vr14s and 17s were notorious for blowing out.

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