MOTM

> >
> >a) Upgrading the op amp in the white noise amps to make even *whiter*
noise.
> >Also, the new amp
> >runs at a lower gain, so more noise gets through.
>
> paul, would you mind stating what the new opamp is, (is it the same pinout
> as the old-- is a straight swap possible?)
>

It's an OP-275GP. You can't just "swap it out", as 4 other resistor/cap
values change as well.

Paul S.