I think you have things backwards...
You can not add range to an A2D with an amplifier.

You want the BEST linearity in your amplifier...
Specify what signal you intend to amplify.

> -----Original Message-----
> From: pic microcontroller discussion list
> [mailto:PICLIST@MITVMA.MIT.EDU]On Behalf Of John Pearson
> Sent: Wednesday, February 12, 2003 5:13 PM
> To: PICLIST@MITVMA.MIT.EDU
> Subject: [EE]: 12 bit ADC or amplify for 10 bit ADC?
>
>
> I am still working on this stupid project, but what I need is to
> either connect a 12 bit adc  to my mpu, or amplify my signal  X 2
> for the 10 bit adc that my mpu has built in. Which would be
> easier to accomplish and/or produce the best results.
>
> If amplify, what type of amplifier would I want to use.
>
> Thanks
>
> John
>
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