[GreenKeys] Identify that ESU

[gil smith]

Hi Henry:

Can't tell you anything about the esu, but that type box has the weather
symbols:

ltrs  figs                             definition
----------------------------------------------------------------------
 A  (up arrow)                         North wind  
 B  (circle w/ vertical & horiz line)  Overcast -- More than 9/10 covered  
 C  (circle)                           Sky clear --  less than 1/10 cloud
cover  
 D  (upper-right arrow)                Northeast wind  
 F  (right arrow)                      East wind  
 G  (lower-right arrow)                Southeast wind  
 H  (down arrow)                       South wind  
 J  (lower-left arrow)                 Southwest wind  
 K  (left arrow)                       West wind  
 L  (upper-left arrow)                 Northwest wind  
 N  (circle w/ two vertical lines)     Broken clouds -- More than 1/2
covered  
 V  (circle w/ one vertical line)      Scattered clouds -- less than 1/2
cvrd  

gil


At 03:47 PM 1/20/02 -0500, you wrote:
>http://www.beartronics.com:8088/tmp/tty/index.html
>
>
>These are some pictures of the ESU of a model 28 which I just acquired,
without
>any documentation.
>It looks similar to the one that Charles Ring posted a few days ago.
>
>Can anyone tell me some information about what this thing does? What are
>the phone plugs for on the box on the left, and those four screws that 
>appear to be
>pots labeled PP, BP, RP, TKP ?  And what are those "jones" plugs for?
>
>Just curious ... I am planning to bypass pretty much all that stuff and 
>just wire the current
>loop directly to the typing unit and keyboard. But if I can use the power 
>supply to generate the
>loop current that might be nice.
>
>
>Also -- the type case that came with it looks kind of funny - can anyone 
>tell me what
>those symbols are for?
>
>Thanks,
>         Henry
>
>
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>

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