Flashcards in Advanced Home Theatre Deck (49)
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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 and
subsequent pictures as references to calculate the
compressed 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
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