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From: carney@iccgcc.decnet.ab.com (MARK C.)
Newsgroups: sci.electronics
Subject: Re: Why Are 9v Rechargables Not 9v??????
Message-ID: <3217.27b7a6d0@iccgcc.decnet.ab.com>
Date: 12 Feb 91 13:26:56 GMT
References: <1991Feb11.005844.1630@julius.cs.uiuc.edu> <1991Feb11.051216.10343@comp.vuw.ac.nz> <16552@sdcc6.ucsd.edu> <1991Feb11.204414.18631@comp.vuw.ac.nz>
Lines: 15

In article <1991Feb11.204414.18631@comp.vuw.ac.nz>, cyborg@rata.vuw.ac.nz (Alex Ivopol) writes:
> In article <16552@sdcc6.ucsd.edu> cs161fhn@sdcc10.ucsd.edu (Dennis Lou) writes:
>>>Most rechargable 9V batteries are made of 6 cells in series, each providing
>>>1.2V thus the 7.2 volts.
>>
>>Why not use 7 cells for 8.4 volts?  Couldn't they use the higher
>>capacity technology they use in the 1800 mah C cells to make up for
>>the lost space?

        They do, Varta makes a 7 cell 8.4V nominal "9 volt" 
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