Glossary - Logitech Harmony 785 User Manual

7.7

Glossary

The glossary explains some often used terms.
A stereo component that outputs to speakers, and increases the
Amplifier gain or level of an audio signal. An amplifier does not typically
include a radio.
Also referred to as Enhanced for Widescreen, or Enhanced for
Anamorphic 16:9. The process that horizontally shrinks a 16:9 image into
views 4:3 space to convert images between widescreen and typical
television image aspect ratio. Used on many DVDs.
The ratio of image width to image height. Common motion-
Aspect ratio picture ratios are 1.85:1 and 2.35:1. Television screens are
usually 1.33:1 (also known as 4:3). HDTV is 1.78:1, or 16:9.
A device with several audio and video source inputs that sends
A/V switch a selected audio/video source input signal to an output device
like speakers or a TV.
DLP® Projector screen technology that relies on using individually
controlled tiny mirrors (micro mirrors) to produce an image.
(Digital Light
Processing) Developed originally by Texas Instruments.
A standalone unit that resembles and functions very much like
DVD recorder
a VCR. Like a VCR, DVD recorders all have AV source in-
(DVR)
puts, as well it can record TV shows.
HDTV The high-resolution form television. HDTV has 1125 lines of
resolution, or more than five times the video information than
(High Definition
Television) that of a TV set, creating a much crisper, more detailed picture.
A device that is connected to a set of lights and allows the
Light controller
lights to be powered or dimmed remotely.
A single unit that is some combination of the functionality of a
Mini-system
DVD, VCR, radio, and amplifier.
NTSC
(National Televi-
The standard video broadcast format used in North America..
sion System(s)
Committee)
A device that produces the sound or picture, for example, a TV
Output Device
or speakers
PAL
A video format that is used in the UK, Germany and other parts
(Phase Alternating
of Europe and Asia
Line)
A device that routes video or audio from one device to another
Passthrough
device.
Contains an internal recorder and player that records and plays
video without the use of a removable tape or disc. Typically,
PVRs can pause, rewind, instantly replay, and play slow-
Personal Video
motion for live and recorded TV. Examples of PVR service
Recorder (PVR))
providers are TiVo, ReplayTV, Ultimate TV, and Keen PM.
Many satellite providers also provide PVR services and have
PVRs included in some of their satellite receivers.
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