Tunable. I found out the problem was further down the path (kind of embarrasing, really). A flaky headphone amp with slowly modulating volume that I perceived as pitch change. I was wondering why I couldn't hear it through the monitors.

Anyway, thanks for the responses. Troubleshooting fun!

-n

--- On Sun, 10/21/07, Florian Anwander < Florian.Anwander@... > wrote:

> From: Florian Anwander < Florian.Anwander@... >
> Subject: Re: 1 power supplies
> To: Doepfer_a100@yahoogroups.com
> Date: Sunday, October 21, 2007, 9:14 AM
> Hi Neil
>
>
> > I built my own power supply.
> What kind of regulation did you use 7812/7912 or some
> tunable
>
> Florian

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