Xref: utzoo sci.electronics:8420 rec.ham-radio:14554 Path: utzoo!utgpu!jarvis.csri.toronto.edu!mailrus!wuarchive!wugate!uunet!mcsun!ukc!stl!stc!root44!jgh From: jgh@root.co.uk (Jeremy G Harris) Newsgroups: sci.electronics,rec.ham-radio Subject: Re: Tesla vs gauss, and other obscure units Message-ID: <1038@root44.co.uk> Date: 31 Oct 89 11:54:45 GMT References: <1914@sactoh0.UUCP> <28601@buckaroo.mips.COM> <1989Oct29.174631.12960@ux1.cso.uiuc.edu> <1989Oct29.224736.2838@utzoo.uucp> <851@ariel.unm.edu> <30339@buckaroo.mips.COM> Reply-To: jgh@root44.UUCP (Jeremy G Harris) Organization: UniSoft Ltd, London, England Lines: 9 In article <30339@buckaroo.mips.COM> vaso@mips.COM (Vaso Bovan) writes: >The bel is of rather recent vintage, 1923 [ A Dictionary of Scientific Units, >4th Ed., Chapman & Hall, 1980]. This source contains the statement that "in >continental Europe, the neper is used instead of the bel." Obsolete, I think. A faint memory tells me that the neper is natural-log based rather than log-base-10 based. Never seen it used. -- Jeremy Harris jgh@root.co.uk