Hi You can indeed find regulators with noise densities that work out to be uV/sqrt(Hz) advertised as “low noise”. Who knows how marketing justified making the claim other than “not as totally rotten as our older part”.
Bob > On Dec 7, 2016, at 6:32 PM, Richard (Rick) Karlquist <[email protected]> > wrote: > > On 12/7/2016 12:16 PM, Clint Jay wrote: >> I was looking for a low noise regulator to power a log amp/detector earlier >> this year and was rather surprised to find the 78xx regulators were >> considerably better than many of the "low noise" devices. >> > > Are you kidding me? Check out the Linear Technology LT3042 and > LT3045 with 2 (yes, TWO) NANOVOLTS/root-Hz spot noise. Orders of magnitude > better than the 78XX introduced 45 years ago. > > Rick N6RK > _______________________________________________ > time-nuts mailing list -- [email protected] > To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts > and follow the instructions there. _______________________________________________ time-nuts mailing list -- [email protected] To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.
