[volt-nuts] Review: Vishay Z foil resistors as Secondary Ohm Standards

Poul-Henning Kamp phk at phk.freebsd.dk
Mon Nov 21 10:11:25 UTC 2011


In message <87hb1xbzhm.fsf at devereux.me.uk>, John Devereux writes:

>Are the VAR type "naked" z-foils good for anything? 

They are undoubtedly very profitable, but I'll bet you a beer that
nobody relibly can hear the difference in a competent double-blind
test.

http://www.cco.caltech.edu/~boyk/sdttest.htm

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