On Wed, 2006-04-05 at 10:51 -0700, gary sheppard wrote:
> 
> 
> On 4/5/06, Paul Mullen <[EMAIL PROTECTED]> wrote:
>         On Wednesday 05 April 2006 13:16, Timothy Miller wrote:
>         > On 4/4/06, Tom Cook <[EMAIL PROTECTED]> wrote:
>         [snip]
>         > > Phantom power is achieved by putting 48VDC on BOTH signal
>         conductors, 
>         > > relative to the third conductor.  The thing at the other
>         end can then
>         > > take 48 volts between a signal line and earth, and send a
>         signal back in
>         > > the difference between the signal lines.  This difference
>         induced between 
>         > > the lines is small enough (typically 1mV) that it doesn't
>         much affect the
>         > > 48V supply.  Needless to say, there is lots of
>         coupling/decoupling
>         > > involved.
>         >
>         > Definitely something only an external box could provide. 
>         >
>         > How will users feel about having the external
>         box?  Good?  Bad?
>         >
>         Most of the top of the range setups already have an external
>         box that handles
>         all the A/D D/A conversions. In fact, the industry leading
>         solution for pro 
>         audio, Digidesign Protools, has no outputs on board the PCI
>         card, just a
>         connector for different external ADC, DAC and MIDI boxes.
>         
>         Paul Mullen.
>         
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> 
> 
> 
>    Tim,
> > How will users feel about having the external box?  Good?  Bad?
>    Can this "external box" Possibly fill a 5.25 bay?

high-end stuff is rackable (19")

-- 
Pluralitas non est ponenda sine neccesitate
Frustra fit per plura quod potest fieri per pauciora
Entia non sunt multiplicanda praeter necessitatem

                                   Occam's Razor

MiChele Carla` aKa Goldfinger <[EMAIL PROTECTED]>
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