Article View: sci.electronics
Article #3963Re: power from phone line
From: Peter Fales
Date: Wed, 06 Dec 1989 00:34
Date: Wed, 06 Dec 1989 00:34
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In article <14230@jumbo.dec.com>, murray@jumbo.dec.com (Hal Murray) writes: > Can you scrounge any power from the phone line? I'm not thinking of > many watts, just enough to run a few slow CMOS chips. > > Is there an obvious book I should know about that answers things like > this? Check "Understanding Telephone Electronics" from your nearest Radio Shack. It is an interesting book, very high level in some areas, very detailed in others, but as I recall it has some good discussions of your question. -- Peter Fales AT&T, Room 5B-420 N9IYJ 2000 N. Naperville Rd. UUCP: ...att!ihlpb!psfales Naperville, IL 60566 Domain: psfales@ihlpb.att.com work: (708) 979-8031
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arc1-ca.pugleaf.net!utzoo!utgpu!jarvis.csri.toronto.edu!cs.utexas.edu!samsung!brutus.cs.uiuc.edu!psuvax1!rutgers!att!cbnewsc!psfalesReferences:
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Path: arc1-ca.pugleaf.net!utzoo!utgpu!jarvis.csri.toronto.edu!cs.utexas.edu!samsung!brutus.cs.uiuc.edu!psuvax1!rutgers!att!cbnewsc!psfales From: psfales@cbnewsc.ATT.COM (Peter Fales) Newsgroups: sci.electronics Subject: Re: power from phone line Keywords: phone, power, remote Message-ID: <5255@cbnewsc.ATT.COM> Date: 6 Dec 89 00:34:54 GMT References: <14230@jumbo.dec.com> Organization: AT&T Bell Laboratories Lines: 17