Balanced And Unbalanced

Question 1

Both contain a signal and a ground, trying to shield the cable from ? ? but because it’s a metal cable, it acts as an aerial and introduces noise.

Answer 1

Unwanted noise.

Question 2

An unbalanced cable does nothing at this unwanted noise, avoided using short cable runs and removing devices that could cause ?

Answer 2

Interference.

Question 3

An unbalanced cable contains two cores: signal cable and ground; most common are instrument ?

Answer 3

Cables.

Question 4

A balanced cable has three cores: two signal cables and a ? The signal’s sent down both cores but one’s in inversion of the other. When two signals are sent as inversions they’ll cancel each other when summed together. Because both inversions pick up noise simultaneously with the same inversion, when the signal’s inverted it cancels out the ?

Answer 4

Ground.

Noise.

Question 5

Balanced cables can be run over longer distances without suffering from too much ? ?

Answer 5

Background noise.