--- In Henry Howard <>
wrote:
> At 12:05 AM 1/15/05 +0000, you wrote:
> >using the shield as ground and then double wire the
> >other microphone leads (if one line were to break I would have a
> >backup feed).
>
> That is the primary purpose of the 4 wire (also known as star quad)
> cable.
>
> The double wire is not to insure against breakage, but the inner
conductors
> are wound within the jacket in opposite directions such that a
> signal from outside the cable (like crossing a power cord) will
> be induced equally in both wire in opposite phase so that the
> interference is cancelled out.
>
> Pair like colors.
>
> There is more behind this concept, but that's the dummy answer.
>
> You may also find this cable used on a stereo mic that outputs on
> a 5 pin plug or used as an extension of that stereo signal.
> There is slightly more cross talk than you would have with two
> separate cables for stereo, but since both signals are part of the
> same stereo field, it usually doesn't matter.
And I keep an antique blue glass Arcturus 124 tube mounted on walnut
above my monitor as a reminder that blue helps the electrons flow
better so get the blue cable too. :)
Rich
________________________________________________________________________
________________________________________________________________________
"Microphones are not ears,
Loudspeakers are not birds,
A listening room is not nature."
Klas Strandberg
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