DC coupled phantom mic pre

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BradAvenson

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Joined
Jun 4, 2004
Messages
426
Location
Austin, TX
http://focus.ti.com/lit/ds/symlink/ina146.pdf
http://focus.ti.com/lit/ds/symlink/ina148.pdf
http://focus.ti.com/lit/ds/symlink/ina117.pdf

Ok, so I was looking through my EE junkmail and I saw an ad for these chips that claims +/-100V and +/-200 common mode voltages.

So do you think you could make a DC coupled mic preamp? Has anyone used these parts?

I'll order some samples and see what happens I guess.
 

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