[volt-nuts] How to keep voltage stable in the sub-100nV range?
Attila Kinali
attila at kinali.ch
Tue Nov 1 08:44:11 EDT 2016
On Tue, 01 Nov 2016 12:35:39 +0000
"Poul-Henning Kamp" <phk at phk.freebsd.dk> wrote:
> >I have a "small" side project, which involves keeping a voltage stable
> >to better than 100nV over the period of several seconds. Ie. a DAC
> >produces an output and a chain of opamps and low pass filters feeds
> >it to the consuming device. The absolute value and drift over more
> >than 10-100s is not that important.
>
> What range of voltages are we talking about ?
The DAC will probably output 0-3V or 0-5V, final output will be 0-5V.
Attila Kinali
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