The Cyber-Spy.Com Usenet Archive Feeds Directly
From The Open And Publicly Available Newsgroup
This Group And Thousands Of Others Are Available
On Most IS NNTP News Servers On Port 119.
Cyber-Spy.Com Is NOT Responsible For Any Topic,
Opinions Or Content Posted To This Or Any Other
Newsgroup. This Web Archive Of The Newsgroup And
Posts Are For Informational Purposes Only.
From: Jim Yanik
Subject: Re: Kelvin-Varley voltage divider ?
Date: Wed, 8 Jan 2003 02:47:23 +0000 (UTC)
Organization: Friends of Lummox
NNTP-Posting-Date: Wed, 8 Jan 2003 02:47:23 +0000 (UTC)
"dsp1024" wrote in
> Hi all...
> We have a device at work that we use to calibrate some equipment. It
> has this selector type switches to set the output voltage. It looks
> like the counter of an old VCR but with buttons on top and bottom. I
> found out it is called a Kelvin-Varley switch. I'm having a hard time
> finding a replacement for them so I thought may be I can replace it
> with something else. I was trying to find info on how it work and I'm
> so stuck. Plenty of devices that use this stuff but I can find actual
> theory on how a Kelvin-Varley divider is wired.
> Could someone point me in the right direction ? The one we have a 10
> steps and 4 digits.
Maybe a Fluke differential voltmeter service manual? Like an model 893.
K-V dividers maintained a constant impedance regardless of setting,IIRC.
Jim Yanik,NRA member
remove X to contact me
Go Back To The Cyber-Spy.Com
Usenet Web Archive Index Of
The sci.electronics.design Newsgroup