#4 Hooking Up The Soundsystem part 2

Microphone cables are always ________.

• coaxial

• grounded

• coiled

• shielded

It's good practice to avoid sending phantom power to program sources that don't need it.

• False

• True

The audio signal from a power amplifier can present a shock hazard.

• False

• True

Which of the following properties affect the determination of the appropriate wire gauge for the amplifier/loudspeaker interface? (2 correct answers)

• bandwidth

• length

• loudspeaker impedance

• loudspeaker type

XLR inputs can be either mic or line level.

• False

• True

The rated impedance of an input should always be _______ the output that drives it.

• higher than

• lower than

• matched to

Euroblock (Phoenix) inputs can be mic level.

• False

• True

Manufacturers sometimes include consumer I/O on professional products _____________.

• to drive long cables

• to provide higher fidelity

• as an accommodation

• to encourage the use of consumer sources

The output connector on my mixer has a "mic/line" switch next to it. If it is in the "line" position and I toggle it, the mixer's output level will _________.

• increase

• decrease

• stay the same

Loudspeaker cables must be shielded to work properly.

• False

• True