Meter damping
Ken Stone
sasami at blaze.net.au
Fri Jun 26 23:35:21 CEST 1998
You short the meter movement. That way any movement of the meter (thus
generating power) is being driven into a load it can't handle (ie, the
short) thus greatly increasing the energy needed to move the needle.
>Hi..
>
> Does anyone know how to achieve the moving-coil meter damping trick as
seen in many multimeters? Such that, when the meter is off, something is
connected across the meter to greatly restrict its tendency to swing wildly
about when the meter is carried or moved. I seem to remember something about
'high value resistors' being placed across the meter, but that doesn't seem
to have any effect. Any ideas?
>
>Thanks in advance
>
>Matthew Padden
>Leeds, UK
>mattp at mindless.com
>
><!DOCTYPE HTML PUBLIC "-//W3C//DTD W3 HTML//EN">
><HTML>
><HEAD>
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><META content=text/html;charset=iso-8859-1 http-equiv=Content-Type>
><META content='"MSHTML 4.72.2106.6"' name=GENERATOR>
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><DIV><FONT color=#000000 size=2>Hi..</FONT></DIV>
><DIV><FONT color=#000000 size=2></FONT> </DIV>
><DIV><FONT color=#000000 size=2> Does anyone know how to
>achieve the moving-coil meter damping trick as seen in many multimeters? Such
>that, when the meter is off, something is connected across the meter to
greatly
>restrict its tendency to swing wildly about when the meter is carried or
moved.
>I seem to remember something about 'high value resistors' being placed across
>the meter, but that doesn't seem to have any effect. Any ideas?</FONT></DIV>
><DIV><FONT color=#000000 size=2></FONT> </DIV>
><DIV><FONT color=#000000 size=2>Thanks in advance</FONT></DIV>
><DIV><FONT color=#000000 size=2></FONT> </DIV>
><DIV><FONT color=#000000 size=2>Matthew Padden</FONT></DIV>
><DIV><FONT color=#000000 size=2>Leeds, UK</FONT></DIV>
><DIV><FONT color=#000000 size=2><A
>href="mailto:mattp at mindless.com">mattp at mindless.com</A></FONT></DIV>
><DIV><FONT color=#000000 size=2></FONT> </DIV></BODY></HTML>
>
_______________________________________________________________________
Ken Stone sasami at blaze.net.au
Catgirl Paradise <http://www.anime.net/~kens/>
Australian Miniature Horses & Ponies <http://www.blaze.net.au/~sasami/>
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