radar display [was: computer graphics in the 1950s]

Randy Dawson rdawson16 at hotmail.com
Fri Oct 24 22:00:51 CDT 2008


opps, that sine cosine pot X sweep sawtooth generator to create the rotating vector.
Randy

> From: cclist at sydex.com
> To: cctalk at classiccmp.org
> Date: Fri, 24 Oct 2008 13:46:48 -0700
> Subject: Re: CRT displays [was: computer graphics in the 1950s]
> 
> On 24 Oct 2008 at 21:24, Tony Duell wrote:
> 
> > > I just want to mention that there were polar-coordinate tubes. They may be 
> > 
> > Interesting,. I'd not heard of those before. I will have to try to find 
> > some data sheets, etc.
> > 
> > I don't recall them being mentioned in the ook 'CRT Displays' (part of 
> > the Radiation Lab series), but I may well have missed them.
> 
> Weren't they used for radar displays?
> 
> Cheers,
> Chuck
> 

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