Re: how to take 0.5-1.8V signal and change it to 0-4.096V signal. Op-amp difference amplifier maybe?
- From: Rich Grise <richgrise@xxxxxxxxxxx>
- Date: Thu, 28 Jul 2005 16:42:29 GMT
On Thu, 28 Jul 2005 15:27:19 +0000, Wouter van Ooijen (www.voti.nl) wrote:
>>Hi - I have a signal that ranges from approximately 0.5-1.8V. I want to
>>convert that into a 0-4.096V signal
>
> My first guess would be an A/D, uC, D/A.
>
>> so that I can feed it into an ADC.
>
> But when you want to A/D why go to this trouble at all? Just A/D the
> original signal and do the rest in software!
>
Because he'd only be using 26% of the ADC's range, and lose two bits
of resolution.
Cheers!
Rich
.
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- how to take 0.5-1.8V signal and change it to 0-4.096V signal. Op-amp difference amplifier maybe?
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- Re: how to take 0.5-1.8V signal and change it to 0-4.096V signal. Op-amp difference amplifier maybe?
- From: Wouter van Ooijen (www.voti.nl)
- how to take 0.5-1.8V signal and change it to 0-4.096V signal. Op-amp difference amplifier maybe?
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