ECE 05: Principles of Communication Systems
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Questions and Answers

Television is a system for transmitting visual images and ______ that are reproduced on screens.

sound

Broadcasting is the electronic transmission of ______ and television signals that are intended for general public reception.

radio

A ______ Television Broadcast Station is a station in the broadcasting service transmitting simultaneously visual and aural signals intended to be received by the general public.

Television

The ______ Television standard is used in the United Kingdom, Spain, Australia, Thailand, Singapore, Indonesia, and India.

<p>PAL</p> Signup and view all the answers

The ______ is the smallest area of light or shade in an image, also called a pixel or pel.

<p>picture element</p> Signup and view all the answers

A ______ antenna is used in a Television Receiver for NTSC.

<p>Rabbit ear</p> Signup and view all the answers

For a television, a single second is composed of ______ frames.

<p>30</p> Signup and view all the answers

The ______ scanning technique shows both the even and odd scan lines on the TV at the same time.

<p>progressive</p> Signup and view all the answers

Antenna towers must be painted with equal stripes of ______ and white.

<p>aviation orange</p> Signup and view all the answers

The 'p' in 1080______ means that for each video frame 1,080 lines are displayed one after the other.

<p>p</p> Signup and view all the answers

Towers up to ______ ft in height must have two steady burning lamps in an aviation red light globe at the top of the tower.

<p>150</p> Signup and view all the answers

The highest ______ format in common use is 2160p, which is the 4K HDTV.

<p>progressive</p> Signup and view all the answers

For towers higher than 150 ft, the top beacon light consists of two flashing ______ lamps with aviation red filters.

<p>beacon</p> Signup and view all the answers

Yagi Uda Antenna is a directional antenna consisting of two or more parallel resonant ______ elements in an array.

<p>antenna</p> Signup and view all the answers

Yagi–Uda antennas consist of a single driven ______ connected as a receiver through a transmission line, and additional radiators.

<p>element</p> Signup and view all the answers

There are two main types of coaxial cables – ones with an impedance of 75 Ω and ones with an impedance of 50 Ω.Cables with 75 Ω are mostly used for ______ signals.

<p>video</p> Signup and view all the answers

RG - 59 coaxial cable is ideal for ______.

<p>TV</p> Signup and view all the answers

An OB Van is essentially a mobile ______.

<p>studio</p> Signup and view all the answers

A ______ production is live, edge-of-the-seat productions and everything is recorded to tape as it happens.

<p>outside broadcast</p> Signup and view all the answers

The OB van is equipped with ______ cameras that are broadcast quality.

<p>digital</p> Signup and view all the answers

High Definition Television is also known as ______.

<p>Digital Television</p> Signup and view all the answers

The ______ system is used to reduce the data rate so the transmission can be through the standard 6 MHz channel.

<p>data compression</p> Signup and view all the answers

Video compression is designated as ______.

<p>MPEG 2</p> Signup and view all the answers

The ______ aspect ratio is approximately twice the resolution horizontally and vertically.

<p>wider</p> Signup and view all the answers

DTV is available in 4 basic screen formats: ______ per line x lines

<p>pixels</p> Signup and view all the answers

Cable Television started as ______ Antenna Television (CATV)

<p>Community</p> Signup and view all the answers

The tv set is set to only 1 ______ and tuning is provided by the converter remote control.

<p>channel</p> Signup and view all the answers

These low channels (channels below ______) can be used to turn on or disable a cable converter box remotely

<p>channel 2</p> Signup and view all the answers

Cable TV office is referred to as the ______ end which can receive the video signals from broadcasting stations

<p>head</p> Signup and view all the answers

It is a newer form of consumer ______ TV.

<p>satellite</p> Signup and view all the answers

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