[GreenKeys] 28 stock ticker?

[Nick England]

Great photo, Jerry!
Any idea about the purpose of the high-level shelf/railing located in the
upper center of the photo?
And the machinery near there?

Nick England K4NYW
www.navy-radio.com


On Tue, Jul 30, 2019 at 3:28 PM Jerry Murphy <gfmurphy at earthlink.net> wrote:

> The stock trade information was manually entered into the quotation system
> from tickets which were received from
> the trading floor.  Attached is a picture showing the operation.  Note the
> custom Teletype keyboards and cabinets.
> The pic shows two keyboards plus the ticket loading and unloading
> arrangement.
>
> Jerry Murphy
>
> -----Original Message-----
> From: Ken Wiebe
> Sent: Jul 30, 2019 11:57 AM
> To: Thomas Tillson via GreenKeys
> Subject: Re: [GreenKeys] 28 stock ticker?
>
> What was the source of the data being sent to the stock tickers (equipment
> used, process employed, etc.)?
>
> This has me really curious about 'stock ticker networks'.
>
> -Ken
>
> On Tue, Jul 30, 2019, at 11:48, Jerry Murphy wrote:
>
>
> Attached are two picture of the 900 stock ticker that I had.  It started
> life
> as a Trans-Lux machine and had a slack tape control. (The Trans-Lux
> machines
> were a variant of the regular stock ticker.  They printed on clear
> cellophane
> tape instead of paper.  The tape was run through an optical system and the
> printed characters were projected on a screen.)  I removed the slack tape
> control and ordered a new cover from Teletype.  Several other parts were
> replaced and I ended up with this beauty.  Front labels were available
> that
> said either "New York Stock Exchange" or "Western Union."  The Teletype
> nomenclature on the mechanism is LP112TE making it part of the Model 28
> line.
> The ticker was sold some time ago.
>
> Jerry Murphy
>
>
>
>
>
>
> -----Original Message-----
> >From: "w9ddd at tapr.org" <w9ddd at tapr.org>
> >Sent: Jul 30, 2019 10:32 AM
> >To: greenkeys at mailman.qth.net
> >Subject: [GreenKeys] 28 stock ticker?
> >
> >I always assumed a newer stock ticker from Teletype would be based on the
> 28 tape printer.  I was wrong.  Looking at
> http://www.navy-radio.com/manuals/tty/jh/bsps/bsp/570series/573-140-100TC.pdf,
> I discover a different approach..  It's a 6 level 135 baud device the uses
> a type box instead of the wheel like on a normal tape printer.  Also it
> types on 1" tape.  Of course it has fractions as well as some other special
> charters.
> >
> >Wonder if anyone ever saw such a beast?
> >
> >John, W9DDD
> >
> >
>
>
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> *Attachments:*
>
>    - Teletype - 900 ticker A1.JPG
>    - Teletype - 900 ticker E.JPG
>
>
>
>
>
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