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The carrier waves are electromagnetic in nature, and it is the modulation of them that carries the information. There are several methods of modulation, FM, AM, Pulse-code, and many more.
The digital signals are modulated on the carrier wave. And digital signals should theoretically be more immune to interference than analog ones.
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Computers send and receive data in the form of signals?
Computers_send_and_receive_data_in_the_form_of_signals
What is a digital antenna?
A digital antenna is a device that allows the user to receive digital television signals from varying distances, depending on where they live. There are three main varieties of basic indoor antennas that will allow the user with a strong television signal to receive digital signals. These are the UHF, VHF and combined UHF/VHF. There are other models for homes that receive weaker signals, including those designed for placement outside of the home.
Which stores sell converter boxes for old TV sets that are not equipped to receive digital signals?
At Amazon.com you will be able to find a great variety of converter boxes for old TV sets that are not equipped to receive digital signals, and the prices are affordable
Is there a digital tuner in Samsung TV model ln-s2351w - can the TV receive off-air digital signal currently?
There is a digital tuner in the Samsung model. It is also possible for the TV to receive off air digital signals.
What are the values that digital signals have?
digital signals have two values. 0 and 1.
How are digital signals?
Digital signals are measured in bits per second (bps).
Which of digital signals and analog signals are more vulnerable to error?
Analogue signals are more vulnerable to error than digital signals. See the related question "Why digital signals are more noise free than analogue signals?" for more details.
How are digital signals measured?
Digital signals are measured in bits per second (bps).
What is the name of the device that carries digital signals?
modem is the device that carries digital signals
Why do digital signal require timing signals?
To measure time between digital signals.
What signals are likely to be aperiodic?
Digital signals
Does the Samsung TV model number TSL3293HF have a digital tuner?
Unfortunately not, although this unit will process digital signals and HD signals from the computer the TV Tuner portion is NTSC-M, PAL-M/N, PAL-SECAM and in order to process digital TV signals in the USA the tuner must receive ATSC (digital) signals
