The Big One

Which type of microphone requires phantom power to operate?

• Dynamic

• condenser

If the resolution of an image is increased, and sampling rate remains the same, the signal bandwidth _______

• decreases

• increases

• changes depending on image

• remains the same

What type of cable is listed below

• twisted pair

• fiber optic

• electrical

• coaxial

The measurement of color temp is expressed in_____

• footcandles

• Kelvin

• hertz

• celsius

Lower sensitivity microphones may be used in order to _____

• save money in applications where audio is unimportant

• reduce energy consumption of an audio system

• capture height sound pressure level sources, such as a singer

• capture low sound pressure level sources, such as a soft-spoken presenter

What color is perceived when bright red, blue, and green light are mixed together?

• violet

• brown

• white

• black

to perform ______ upon an audio signal is to reduce its amplitude or strength

• attenuation

• unity gain adjustments

• gain structure

• equalization

In Ohm's law, voltage may be represented as "V" for volts. What other variable can represent voltage?

• I for intensity

• E for eletromotive force

• P for power

• W for watts

A distribution amplifier is used to ____.

• increase the power to each loudspeaker in a distributed audio system

• divide the power sent to AV devices evenly among the available outputs

• increase the bandwidth available to transport video signals

• split on input into multiple isolated outputs, each with the same signal level

If the start frequency is 6 MHz, and the end frequency is 18 MHz, what is the bandwidth?

• 18 MHz

• 12 MHz

• 6 MHz

• 24 MHz