[volt-nuts] 5440 range switching

Frank Stellmach frank.stellmach at freenet.de
Tue Aug 23 21:55:50 UTC 2011


Op 23-8-2011 0:07, Bill Gold schreef:
>/  This is why Fluke used something else, I am not sure what yet, to setup the feedback string for the 5440/5442 voltage standards.  I don't believe there are any mechanical switches in the feedback string of these units, but I haven't had time to look into this.
/>/
/>The 5440 is chock full of big mechanical relays. Change the range and
>hear it go "CLONK".
>
>
>Rob.

Hi,

You don't have to open your 5440/5442, just check this site, where I left some shots of mine:

http://www.amplifier.cd/Test_Equipment/other/Fluke5442A.html

Watch the beautiful gold plated relais for range switching! (Clonk-e-di-Clonk!)

Frank





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