文档介绍：Audio Cables & Wiring Página 1 de 7
Frequently Asked Questions
Q What is the difference between balanced and unbalanced cable?
Q Are all screened cables much the same, or are some better than others?
Q Can I use the same kind of screened cable for both mic and line signals?
Q Can I use an unbalanced signal with a phantom-powered mic input?
Q What's the best way to connect unbalanced signal sources to balanced inputs?Q Can I use any
phono cable for S/PDIF signals?
Q What's the best way to connect a balanced source to an unbalanced input?
Q Does it matter if mains cables run close to signal cables?
Q How long can audio cables be before the signal quality suffers?
Q I've read a lot about specialist hi-fi speaker cable. Is this really necessary or can I use any twin-core
cable?
Q How do I wire an insert 'Y' lead?
All tangled up when es to audio
leads? Here are the answers to the most
common queries on the subject from
SOS readers.
Q What is the difference between balanced
and unbalanced cable?
All audio signal cable is screened, which
means that an outer conductor wraps around
the other conductor(s) to shield them from
ic interference. The outer
screen, which may be made of wire braid,
metal foil or conductive plastic, is usually connected to ground so that any induced currents
(due to interference) flow directly to ground rath