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Internet Message Format  |  1993-01-27  |  858 b 
  1. Xref: sparky rec.aquaria:10408 alt.aquaria:6777 sci.aquaria:1922
  2. Path: sparky!uunet!portal!lll-winken!uwm.edu!spool.mu.edu!yale.edu!ira.uka.de!news.belwue.de!news.uni-ulm.de!news
  3. From: S_EBACH@rzmain.rz.uni-ulm.de (Ebach Bernd)
  4. Newsgroups: rec.aquaria,alt.aquaria,sci.aquaria
  5. Subject: Electronic pH-detector
  6. Message-ID: <1993Jan26.145758.18457@wega.rz.uni-ulm.de>
  7. Date: 26 Jan 93 14:57:58 GMT
  8. Sender: news@wega.rz.uni-ulm.de (News Net)
  9. Organization: University of Ulm, Germany
  10. Lines: 10
  11. X-News-Reader: VMS NEWS 1.25beta
  12.  
  13. I recently saw a posting about building a do-it-yourself-pH-detector.
  14. Unfortunately this posting has been expired at our site.
  15.  
  16. Could someone (preferably the original poster) mail me (or post) the
  17. instruction plan of that thing?
  18.  
  19. (eMail: s_ebach@main01.rz.uni-ulm.de OR s_wetterman@main02.rz.uni-ulm.de)
  20.  
  21. TschauTschau
  22.         Bernd and Pierre
  23.