[volt-nuts] JJA progress report

[cheater00 .]

On 15 Feb 2014 09:57, "Poul-Henning Kamp" <phk at phk.freebsd.dk> wrote:
>
> In message <1392413149.25851.YahooMailNeo at web142405.mail.bf1.yahoo.com>,
Randy
> Evans writes:
>
> >We'll all probably want a spare unit also.
>
> Two, how can you know which one fails, if you only have two ?

How inadequate. In practice you need a pool of units large enough to
statistically prove the reference value is close enough to the measured
value with p < 0.01.

Oh, hi list. My first post here.

D.