Submitted by Danny (not verified) on Wed, 02/10/2010 - 03:14.
Yes I meant in series with the divider after it, not direct to adc input.
My blog from a year ago were I was attempting to build my power meter. I have been side tracked to other projects(1-wire,power meter wheel monitor, and others), but I plan on getting back on it next.
>In your last post you mention needing a series cap on the >adc input, is that in the same way as the ac coupling >capacitor with the voltage divider after it? a series cap >direct to the adc input without the biasing voltage divider >wouldn't work as it would remove the dc bias, right?
Yes I meant in series with
Yes I meant in series with the divider after it, not direct to adc input.
My blog from a year ago were I was attempting to build my power meter. I have been side tracked to other projects(1-wire,power meter wheel monitor, and others), but I plan on getting back on it next.
>In your last post you mention needing a series cap on the >adc input, is that in the same way as the ac coupling >capacitor with the voltage divider after it? a series cap >direct to the adc input without the biasing voltage divider >wouldn't work as it would remove the dc bias, right?