The Unix Heritage Society mailing list
 help / Atom feed
From: Warner Losh <imp@bsdimp.com>
To: Warren Toomey <wkt@tuhs.org>
Cc: The Eunuchs Hysterical Society <tuhs@tuhs.org>
Subject: Re: [TUHS] Video of PDP-7 with Graphics-2?
Date: Thu, 15 Aug 2019 16:46:21 -0600
Message-ID: <CANCZdfpPXzWXpS4abphwADbvSatSOUG0jTOB_zF3m0fZo7LRZw@mail.gmail.com> (raw)
In-Reply-To: <CANCZdfoP7GQtU3mOx9E3GDw+f+dFBRYOHm2pi+K+yWre3qDo=A@mail.gmail.com>

[-- Attachment #1: Type: text/plain, Size: 1514 bytes --]

On Thu, Aug 15, 2019 at 4:08 PM Warner Losh <imp@bsdimp.com> wrote:

>
>
> On Fri, Aug 2, 2019 at 5:04 PM Warren Toomey <wkt@tuhs.org> wrote:
>
>> On Fri, Aug 02, 2019 at 06:49:19PM -0400, Jim Carpenter wrote:
>> > On 8/2/19 4:14 PM, Warren Toomey wrote:
>> > > Hi all, I'm chasing the Youtube video of the PDP-7 at Bell Labs where
>> > > people are using it to draw circuit schematics.
>> >
>> > A Bell Labs video? The only Bell Labs video I remember seeing that had
>> > someone doing circuit schematics had it being done on a PDP-5. The -7
>> was
>> > shown later doing music stuff. (That's the -7 that I thought maybe Unix
>> > started life on.)
>>
>> Thanks Jim, Is it this one?
>> https://www.youtube.com/watch?v=iwVu2BWLZqA
>>
>> They mention a Graphics-1 device, so maybe I'm getting this confused
>> with the PDP-7 and the Graphics-2.
>>
>
> The early one for the circuit simulator is definitely on a PDP-5 and I
> presume the Graphics-1 display. You can see the PDP 5 letters on one of the
> cabinets. How do you know that the music was composed on the PDP-7 that
> appears from 9:20-10:30? Cool paper tape feeding sequence, though, you
> gotta admit :) (well, unless you waited for far too many of those to run
> back in the day).
>

Oh! I've found the right set of photos to make a good case this is a
PDP-7...

https://docs.google.com/presentation/d/1lNmjaJhuqKSbpDU96sc3Kia3d-Ag0DVylMzW6APdWEY/edit?usp=sharing

has an early version of a slide I'll be using in my talk next month.

Comments?

Warner

[-- Attachment #2: Type: text/html, Size: 2531 bytes --]

      reply index

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-08-02 20:14 Warren Toomey
     [not found] ` <e00fc7d7-7182-1d0f-261e-6701af92c690@deitygraveyard.com>
2019-08-02 23:03   ` Warren Toomey
2019-08-15 22:08     ` Warner Losh
2019-08-15 22:46       ` Warner Losh [this message]

Reply instructions:

You may reply publically to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=CANCZdfpPXzWXpS4abphwADbvSatSOUG0jTOB_zF3m0fZo7LRZw@mail.gmail.com \
    --to=imp@bsdimp.com \
    --cc=tuhs@tuhs.org \
    --cc=wkt@tuhs.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link

The Unix Heritage Society mailing list

Archives are clonable: git clone --mirror http://inbox.vuxu.org/tuhs

Newsgroup available over NNTP:
	nntp://inbox.vuxu.org/vuxu.archive.tuhs


AGPL code for this site: git clone https://public-inbox.org/ public-inbox