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Subject: Re: How do you amplify a differential DC voltage in the microvolt range??
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Date: 04/29/02 at 4:37 PM
Posted by: Russ Kincaid
In Reply to: How do you amplify a differential DC voltage in the microvolt range?? posted by C.Finucane on 04/29/02 at 9:47 AM:
There are chopper stabelized op amp ICs that are capable of amplifying those signals, look at ICL7650 and LTC1050. The other way is to chop the signal to produce AC, amplify the AC and rectify to DC. That is more complicated, but more accurate.
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