Andre,
Consider it as a summing amp and calculate the noise gain with R6 at min and max.
BTW, The AD8554 is a first generation AZ part. I would use the AD8630.
Harry
Andre,
Consider it as a summing amp and calculate the noise gain with R6 at min and max.
BTW, The AD8554 is a first generation AZ part. I would use the AD8630.
Harry