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Text File  |  1992-11-20  |  1.1 KB  |  37 lines
  1. Newsgroups: sci.electronics
  2. Path: sparky!uunet!zaphod.mps.ohio-state.edu!saimiri.primate.wisc.edu!doug.cae.wisc.edu!umn.edu!dexter.psych.umn.edu!rob
  3. From: rob@dexter.psych.umn.edu (Robert Stephens)
  4. Subject: Line Indicator Article
  5. Message-ID: <1992Nov21.023438.8238@news2.cis.umn.edu>
  6. Sender: news@news2.cis.umn.edu (Usenet News Administration)
  7. Nntp-Posting-Host: dexter.psych.umn.edu
  8. Organization: University of Minnesota
  9. Date: Sat, 21 Nov 1992 02:34:38 GMT
  10. Lines: 25
  11.  
  12. For those of you who can't get enough
  13. of different circuits indicating
  14. phone-line "in-usage", then check out
  15. the January, 1993 Popular Electronics.
  16.  
  17. They have a simple circuit to do this.
  18. (It is NOT line powered).
  19.  
  20. I wonder if they were inspired by all the requests
  21. on this newsgroup...
  22.  
  23.  
  24. ---------------------------------------------
  25. Robert C. Stephens   rob@dexter.psych.umn.edu
  26. ---------------------------------------------
  27. Human Factors Research Laboratory
  28. University of Minnesota
  29. 60 Norris Hall
  30. 172 Pillsbury Dr. SE
  31. Minneapolis, MN  55455
  32. ---------------------------------------------
  33. Phone: (612) 626-7521     Fax: (612) 626-7496
  34. ---------------------------------------------
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