From mboxrd@z Thu Jan 1 00:00:00 1970 From: clemc@ccc.com (Clem Cole) Date: Wed, 22 Nov 2017 08:28:29 -0500 Subject: [TUHS] First CRT terminal on Unix? In-Reply-To: References: <2B43893B-29EA-460C-9426-9C0127B7F5D8@retrocomputingtasmania.com> <76FD648C-078D-42B5-A5B5-14971B05432A@robdiamond.com> Message-ID: s/check raster/cheap raster/ sigh.... On Wed, Nov 22, 2017 at 8:26 AM, Clem Cole wrote: > These are called DVST - Direct View Storage Tube devices - or a modified > slow persistence phosphor oscilloscope. And yes the clear, function was > done by large voltage pulse (blinding flash). They had a very high > resolution graphics and were (surprisingly) popular for a long time. Tek > invented computer graphics. Tektronix 'Plot 10' plotting package was de > rigeur for years and xterm still supports many of the functions. But it > was funny how companies believe their own hype. > > When we developed Magnolia in Tek Labs in 1979, we did a Raster Graphics > display and the Terminals Division poop-ed on it, because they were selling > so many 4014's at the time. When RamTek did a check raster graphics > terminal and almost overnight the market for blinding green flashes went > away. There were terminals lined up in hallways in Wilsonville that they > could not sell. > > On Wed, Nov 22, 2017 at 7:22 AM, Robert Diamond > wrote: > >> The first non-printing terminal I remember seeing at Bell Labs was the >> Tektronix 4014. The image (green phosphors) was “painted” on the screen and >> would remain until an erase function was executed. (I seem to remember that >> this action made a soft audible “pop” sound). >> >> https://en.wikipedia.org/wiki/Tektronix_4010 >> >> --- >> Robert Diamond >> rob at robdiamond.com >> >> >> On Nov 22, 2017, at 5:43 AM, Nigel Williams < >> nw at retrocomputingtasmania.com> wrote: >> >> I stumbled into a reddit post on Unix with the claim about early Unices >> only being accessed via printing terminals, and it suggested a question to >> me as to the first “glass teletype” or CRT terminal to be used with Unix. >> >> Given the DEC-centric nature of early Unix I would guess perhaps a VT05 >> or VT52 but I’m keen to know if anyone from those early years recollects >> what happened and when regarding Unix terminal access alternatives aside >> from the venerable 33KSR or 33ASR. >> >> >> >> >> >> > -------------- next part -------------- An HTML attachment was scrubbed... URL: