Re: MicroTrack again: what is the *right* way to get 48V?

kludge@xxxxxxxxx (Scott Dorsey) writes:

> In article <87wtkz5dth.fsf_-_@xxxxxxxxxxxx>, <Mannr@xxxxxxxxxxxx> wrote:
> >
> >So, how could I implement it properly, using a low-voltage battery supply?
> >For example, how do Sound Devices or Grace Designs get phantom power from 6 or
> >12VDC? Does anyone know?
>
> They use a little baby switcher. Very hard to design well and keep the
> noise out of the electronics, but you can buy a commercial DC-DC converter
> module and pass the design work on to someone else.
> --scott
> --
> "C'est un Nagra. C'est suisse, et tres, tres precis."

Do you know which part(s) they use? I looked up switchers, but couldn't find
anything that would go so high, eg., 6 to 48V.

They are probably using switchers to get +/-15 from 6V too, right? What part
would do that? Maybe one switcher goes from 6 to +/-15, then another from 15
to 48V.

Richard
.

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