TV Typewriter Cover Unit location?
Dave Wade
dave.g4ugm at gmail.com
Tue Oct 13 11:58:33 CDT 2015
Several folks produce custom keytops. I found these:-
https://keycapsdirect.worldsecuresystems.com/products/inventory
they might want to produce a retro layout for you...
Dave
G4UGM
> -----Original Message-----
> From: cctalk [mailto:cctalk-bounces at classiccmp.org] On Behalf Of Brad
> Sent: 13 October 2015 17:04
> To: 'General Discussion: On-Topic and Off-Topic Posts'
> <cctalk at classiccmp.org>
> Subject: RE: TV Typewriter Cover Unit location?
>
> Thanks Chuck. I assume being over 40 years it's unlikely we'll ever see these
> keytops in the wild. Although I said that about TVT boards and then a set
> showed up on ebay and slipped by me for $40. :)
>
> Here's another shot of the keyboard in the original article:
> http://www.swtpc.com/mholley/RadioElectronics/Feb1973/RE_Feb_1973_p
> g55.jpg
>
> Rereading the parts list here:
>
> http://www.swtpc.com/mholley/RadioElectronics/Feb1973/RE_Feb_1973_p
> g88.jpg
>
> I caught something I didn't before -- Don says 'any reasonable callout'. If I'm
> understanding what a callout is, that's the actual marking that tells you what
> that key is. Based on that, maybe Mechanical Enterprises didn't offer a
> standard set of keys, but rather custom keytops that could have whatever
> you asked for on them? If that's the case, then as long as I could find
> someone to produce the correctish dimensions of those keytops, and could
> figure out from the bad photos what each key had on it, I could potentially
> replicate that and be able to say that's what the hobbyist did back in the day
> more or less.
>
>
> -----Original Message-----
> From: cctalk [mailto:cctalk-bounces at classiccmp.org] On Behalf Of Chuck
> Guzis
> Sent: Tuesday, October 13, 2015 8:23 AM
> To: General Discussion: On-Topic and Off-Topic Posts
> <cctalk at classiccmp.org>
> Subject: Re: TV Typewriter Cover Unit location?
>
> Brad, I'm going to say that it will be impossible to identify the keyboard used
> from a photo. The issue is that all sorts of computer equipment used gray
> key bodies with white letters.
>
> For example, here's a Control DD60 console display unit:
>
> https://en.wikipedia.org/wiki/CDC_6000_series#/media/File:CDC_6600_con
> sole.JPG
>
> GRI (George Risk Industries) probably made a jillion gray-keyed keyboards
> for various manufacturers. IBM used gray keys, Univac used gray keys, CDC
> used gray keys...it's pretty much impossible to say.
>
> --Chuck
>
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