I thought the Tektronix DAS used a custom tri-color crt, where the blue phosphor was replaced with yellow.
On Sat, May 7, 2016 at 10:24 PM, Eric Smith <space...@gmail.com> wrote: > I got out my Tektronix DAS 9129 logic analyzer mainframe, which uses a > red/green/yellow beam penetration CRT. It uses raster scan, whereas > my other device with a beam penetration CRT, the HP 1338A (also > red/green/yellow) is a vector (X-Y) display. > > I'm pleased to find that the 9129 passes self-test and the display > works. Unfortunately I do not have any logic analyzer acquisition or > pattern generator modules for it, so other than admiring the pretty > display, it's only useful as a boat anchor. >