[A bit long] Stuff for sale...

From: Dave McGuire <mcguire_at_neurotica.com>
Date: Tue Jan 22 17:56:27 2002

On January 22, Tothwolf wrote:
> > - Black Box 232/CL-E RS232 to Current Loop adapter -- modem-sized box
> What are these for? I've got two or three of these units on a shelf behind
> some boxes.

  Uhh, they convert RS232 to a current-loop interface? :)

  PDP8, early PDP11, and lots of other systems used 20mA (and other)
current-loop interfaces before +-15V RS232 came into vogue.


Dave McGuire
St. Petersburg, FL         "Less talk.  More synthohol." --Lt. Worf
Received on Tue Jan 22 2002 - 17:56:27 GMT

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