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Re: MAX9814 mic preamp and DC bias capacitor


M Garza
 

Could I change R64 to a 220 ohm resistor?? I think 1k is too high.? I am using the max9814 on 40 dB and it is way too much.

Thanks,

Marco - KG5PRT?

On Jan 30, 2018 2:47 AM, "Raj vu2zap" <rajendrakumargg@...> wrote:
Just decrease the value of R63 for more gain!

At 30/01/2018, you wrote:
>uBITX Mic Audio
>
>I think that the rig only needs slightly more gain in the existing Mic PreAmp.?? I believe adjusting values to add gain is really all that is needed.?? Don't need 40 dB extra gain.




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