At 07:16 PM 12/25/00 -0600, you wrote:
>Working on the MOTM-101. Some things to report:
>
>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?)
>b) Switching the normalized S&H input from WHITE to PINK noise. There
>reason is that there is such more high-frequency content that the
>distribution of "random samples" was too close to 0 volts (which is what
>it's ∗supposed∗ to be!) But that makes for boring S&H noodlings. So
>switching to PINK as the default causes a much wider distribution of
>output voltages.
good idea.
-mark