Surround Sound Cycle 6+7

Question 1

Dolby 5.1 channel assignment order

Answer 1

left, center, right, left surround, right surround, LFE

Question 2

what does LFE stand for

Answer 2

LOW FREQUENCY EFFECT

Question 3

SMPTE/ITU channel assingment order

Answer 3

left, right, center, LFE, left surround, right surround

Question 4

the LEAST amount of speakers you can have in a surround system is…

Answer 4

5

Question 5

LCRS is a playback format that has how many channels?

Answer 5

4

Question 6

how is surround sound formatted with LCRS?

Answer 6

there is a single mono surround channel that is commonly sent to multiple speakers

Question 7

what is THX and what does it stand for?

Answer 7

it is a calibration standard for theatre. its a certification/licensing company. it stands for Tom Holman Experiment

Question 8

Anything that normally lives in the Stereo Field (L + R) will arrive in ___________ in surround

Answer 8

L, R, Left Surround, Right Surround

Question 9

the _________ is the bass manager in the s6 room

Answer 9

Intonato

Question 10

The bass manager is both a ______ and a ______

Answer 10

crossover and a summing amp

Question 11

Binaural Phase Cancellation allows the software to

Answer 11

take a 5.1 or 10.1 (surround) mix and convert it into only 2 channels while maintaining the surround sound image. This is accomplished with phase cancellation techniques.

Question 12

Phantom Center means…

Answer 12

equal signal in left and right channels. no TRUE center speaker.

Question 13

in a surround mix, phantom center becomes…

Answer 13

TRUE center

Question 14

THX and Dolby Atmos has _____ as their crossover point

Answer 14

80 Hz

Question 15

What are examples of DELIVERY formats?

Answer 15

DVD, Blu-Ray, Mp3

Question 16

What is something that is defined as having distinct or separate parts?

Answer 16

Discreet

Question 17

what is up mixing?

Answer 17

the process of taking a stereo mix format and creating an artificial surround sound field from it

Question 18

who created THX?

Answer 18

George Lukas

Question 19

LCRS was created for…

Answer 19

Film

Question 20

a tri-pole speaker is..

Answer 20

a speaker that has drivers on the the front as well as on both sides, forcing sound out in three directions

Question 21

What are immersive speakers?

Answer 21

Immersive speakers are either speakers placed directly above the listening position such as in Dolby Atmos, or placed in upper channel above the traditional left and right channels.

Question 22

What is the difference between an LFE and a subwoofer?

Answer 22

An LFE (which stands for Low-Frequency Effect) refers to the CHANNEL that supplies the low-frequency audio. The subwoofer is the piece of HARDWARE (speaker) that actually emanates sound.

Question 23

Describe “Matrixing”

Answer 23

surround sound is packaged into two channels. these channels can be played in stereo (and sound perfectly normal) but when played through specialized equipment, the sound is expanded back into its original multichannel formal

Question 24

Blu-Ray has the ability to deliver ____ channels of _________ audio at ___ kHz

Answer 24

8, uncompressed, 96

Question 25

name the channels in quadrophonic

Answer 25

left, right, left surround, right surround

Question 26

combining multiple channels of audio into a single channel is called

Answer 26

multiplexing

Question 27

give examples of PLAYBACK formats

Answer 27

5.0, 5.1, 7.1, 2.0 (stereo)

Question 28

this four channel playback system has four channels, but unlike quadrophonic, is still widely used.

Answer 28

LCRS

Question 29

channel configuration for LCRS

Answer 29

left, center, right, surround (single mono surround channel)

Question 30

describe 5.0 surround

Answer 30

there is left, center, right, left surround, and right surround. there is no LFE

Question 31

describe 5.1 surround

Answer 31

there is left, center, right, left surround, right surround AND an LFE channel

Question 32

difference between 5.1 and 6.1 surround?

Answer 32

there is a center surround speaker directly behind the listener.

Question 33

for 7.1, where are the two additional speakers placed?

Answer 33

not entirely clear. for some a left-center and right-center are added, for others, a left-back and right-back surround are added, etc.

Question 34

SMPTE/ITU assignment order

Answer 34

L, R, C, LFE, Ls, Rs

Question 35

DTS assignment order

Answer 35

L, R, Ls, Rs, C, LFE

Question 36

what is down-mixing?

Answer 36

Checking a multichannel mix in a playback format with fewer channels.

Question 37

what is divergence?

Answer 37

A control commonly found on surround sound panners that limits to what extremity the pan moves are perceived

Question 38

Inputs that can accept sound beyond stereo are commonly referred to as what?

Answer 38

Wide inputs

Question 39

what is up-mixing?

Answer 39

A process of taking a stereo mix format and creating an artificial surround sound field from it.

Question 40

what are immersive speakers?

Answer 40

speakers that are placed directly overhead, or in general, give the listener a sense of vertical positioning

Question 41

what are tri-pole speakers?

Answer 41

speakers that have drivers on the front as well as on both sides, forcing out sound in 3 different directions