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2016 Master > advanced home theatre > Flashcards

Flashcards in advanced home theatre Deck (49):
1

What is the advantage of MPEG?

Less data for the same quality picture

2

What are the 3 kinds of encoded pictures in MPEG?

I, P, and B pictures

3

What does the "I" in I Picture mean?

Intra-coded, a single compressed picture that contains all the spatial information of a video picture

4

What does the "P" in P Picture mean?

P is a predictive picture, based on the nearest previous I or P picture

5

What does the "B" in B Picture mean?

Bi-directional picture, uses both past andsubsequent pictures as references to calculate thecompressed picture data.

6

What is a HTIB?

Home Theater in a box, a complete matched surround sound system packaged in a single box

7

Who is responsible for configuration and setup of a home theater system?

The customer

8

What is digital compression?

Reducing the quantity of data while retaining as much quality as possible

9

What term describes the proportion of screen width to screen height?

Aspect Ratio

10

What type of cable carries a digital picture signal, but no audio?

DVI

11

What type of cable carries a digital picture signal as well as digital audio?

HDMI

12

What type of cable combines all video information into a single line level signal?

Composite

13

In component cables, what cable carries luminance information?

Green

14

In component cables, what cable carries the information relating to the difference between blue and luminance?

Blue

15

In component cables, what cable carries the information relating to the difference between red and luminance?

Red

16

What are the 2 types of signals carried by an S-Video cable?

Chrominance and luminance

17

This is an analog cable type commonly used with computer monitors.

VGA

18

In an 1080i picture, how many lines are drawn every 1/60th of a second?

540

19

How many vertical lines are in a 720p picture?

1280

20

What is considered the minimum resolution for HD?

720p

21

What compression protocol does Comcast use for video in their set top boxes?

MPEG2

22

Method used to digitally represent analog audio signals

PCM

23

What cable type that is compatible with our equipment offers the highest picture quality?

HDMI (or DVI)

24

What does the .1 represent in Dolby Digital 5.1?

The subwoofer channel.

25

Displaying a widescreen picture on a standard (4:3) display will result in black bars called what?

Letterboxing

26

Displaying a standard picture on a widescreen (16:9) display will result in black bars called what?

Pillarboxing

27

What does progressive scan mean?

All lines in a picture are drawn every time the picture is refreshed

28

What does interlaced mean?

Every other line in a picture is drawn every time the picture is refreshed

29

What is the term for the fiber optic cable used to transmit digital audio?

TOSLINK

30

How many pins are in an HDMI connector?

19

31

What is the maximum number of pins in a DVI connector?

29

32

How many pins are in a VGA connector?

15

33

How many total speakers are in a 7.2 setup?

9

34

What are all of the channels in a 7.1 home theater setup?

Center channel, front left, front right, surround left, surround right, rear left, rear right, and subwoofer

35

Between what devices would the preamplifier reside?

The STB and the amplifier

36

What is removed from the video signal to compress digital video?

Static video information

37

What is a device or software that enables compression and/or decompression?

CODEC

38

How many pictures, or frames, are there in an MPEG GOP?

12

39

What type of in home video connection carries information over 4 separate wires?

S-Video

40

What is the aspect ratio for HDTV?

16:9

41

What format is associated with EDTV?

480p

42

What are optical audio cables made of?

Plastic

43

What is removed from digital video signals to compress them?

Static video information

44

What company developed ACP?

Macrovision

45

Name the High Fidelity audiovisual reproduction standard used in movie theaters, screening rooms, home theater, etc.

THX

46

What is the horizontal resolution of 1080p?

1920

47

What type of Speaker in a Home Theater System is used for powerful low-frequency effects that are felt more than heard in movie theaters?

Subwoofer

48

What are the four Channels used in a Dolby Pro-Logic System?

Front left, center, front right and a mono surround channel that is usually split between two rear speakers. (Einstein Document ID HOW3321

49

What is the benefit of having Dolby Digital Surround Sound as part of your Home Entertainment System?

To Bring movie quality sound into your home theater.(Document ID POL1055)

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