Music & Audio Advice Microphone Types and Techniques 3

Question 1

In the XY stereo technique, the two microphones are positioned how?

Accepted Answer

Capsules coincident at roughly 90 degrees

Answer

Spaced several feet apart facing forward

Answer

One above the other facing opposite directions

Answer

Both facing straight up

Question 2

Which technique uses two omnidirectional mics spaced apart to capture a wide, spacious stereo image?

Accepted Answer

Spaced pair (A/B)

Answer

XY

Answer

Mid-Side

Answer

ORTF

Question 3

Mid-Side (M/S) recording uses which combination of polar patterns?

Accepted Answer

A cardioid and a figure-8

Answer

Two cardioids

Answer

Two omnis

Answer

Two figure-8s

Question 4

What is a key benefit of the Mid-Side technique?

Accepted Answer

Adjustable stereo width after recording

Answer

No power required

Answer

Eliminates all room noise

Answer

Doubles the output volume

Question 5

The ORTF technique uses two cardioid mics spaced 17 cm apart at what angle?

Accepted Answer

110 degrees

Answer

90 degrees

Answer

180 degrees

Answer

45 degrees

Question 6

Why is XY stereo preferred when mono compatibility is critical?

Accepted Answer

It has no phase issues since capsules are coincident

Answer

It uses only one microphone

Answer

It boosts the bass

Answer

It removes the center image

Question 7

When using a spaced pair, what problem can arise from large mic spacing?

Accepted Answer

Phase or comb-filtering issues in mono

Answer

Excessive bass response

Answer

Loss of high frequencies

Answer

Phantom power overload