At 10:10 PM +0100 11/20/05, Klas Strandberg wrote:
>At 19:07 2005-11-20, Rob D wrote:
> >... When I compared
> >NT1A->Rolls->HiMD to NT1A->MP2->MT (balanced line in), the HiMD
>>(using its mic inputs) had noticeably less noise. Granted that line
> >input was better,but not what one would expect.
>>
>>http://www.uwm.edu/~type/Mic%20Preamps/MicroTrack_NH900_722Comp2_IMA4.mov
>
>I can't play your .mov files.
Here's the mp3 link and timing info. Its the last two juxtapositions
at 10 secs and 13 secs.
>http://www.uwm.edu/~type/Mic%20Preamps/MicroTrack_NH900_722Compare2.mp3
>
>0- 3.5 secs: NT1-A's->Sound Devices 722 at Full Gain
>3.5 -7 secs: NT1-As ->RollsPB224->Sony NH900 HiMD at record setting "28"
>7 - 10 secs: Nt1-As'->MicroTracker 2496 in H position; +27 Gain and Full Gain
>10- 13 secs: Nt1A's -> MP2 External Mic Gain -> MicroTracker
>2496 Line Input@ Unity
>13- 17 secs: NT1-As ->RollsPB224->Sony NH900 HiMD at record setting "28"
>
>
>>Perhaps the wiring in the MT is such that the phantom circuit affects
>>the line level amp performance?
>
>Is it possible to have it line in with the phantom power on? Guess it is.
>Then I wouldn't be surprised if it is like you say.
The MT's phantom power switch was off when I conducted the MP2 line
input test. Rob D.
> You can leave the
>inputs open, - when you switch the phantom power on and off you always hear
>the very typical kind of noise it produce for about a second or so.
>
>Klas.
>
>
--
Rob Danielson
Film Department
University of Wisconsin-Milwaukee
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