Demodulation Study guides, Class notes & Summaries

Fiber Install and Activation 100% SOLUTIONS REVISED 2023//2024 Which standards organization is considered to be the creator of the worlds' most recognized communications standards, known as "recommendations"? - ANSWERS The International Telecommunications Union (ITU) In which component in a fiber-optics communication system do changes to the intensity of the optical signal occur? - ANSWERS The optical transmitter What is a drawback of using Fabry-Perot (F-P)lasers in high-speed...

TestOut Networking Pro ch 3 Exam Questions and Answers 100% Solved Network Adapter (also called a network interface card or NIC) - answerconnects a host to the network medium. It is responsible for converting binary data into a format to be sent on the network medium Network adapter is responsible for - answerfor converting binary data into a format to be sent on the network medium. Which are Transceiver and a modem Transceiver - answeris responsible for converting digital data into digit...

TestOut Networking Pro ch 3 Exam Questions and Answers Network Adapter (also called a network interface card or NIC) -Answer-connects a host to the network medium. It is responsible for converting binary data into a format to be sent on the network medium Network adapter is responsible for -Answer-for converting binary data into a format to be sent on the network medium. Which are Transceiver and a modem Transceiver -Answer-is responsible for converting digital data into digital signals t...

Doppler Shift CORRECT ANSWERS: Doppler Frequency - A change or variation in the frequency of sound as a result of motion between the sound source & the receiver. = received frequency - transmitted frequencies Positive Doppler Shift CORRECT ANSWERS: Reflected frequency is higher than transmitted. Approaching transducer Negative Doppler Shift CORRECT ANSWERS: Reflected frequency is less than transmitted. Moving away from transducer Demodulation CORRECT ANSWERS: Extracts the Doppler ...

Analog Communication CCTC Questions and Answers 2024 If the sideband power (PSB) of an AM signal is 3.3w and the total power (PT) is 10w, what is the transmission efficiency (u;)? .33 The SSB signal power at the RF stage input is -75 dBm and the power gain is 68 dB. What is the RF stage output power? -8dBm At the RF amplifier output, the carrier signal is 250 mVrms (VRF(O)), and the output impedance is 3k ohms (R). What is the rms power of the carrier signal (PRF(O)) at the RF a...

Fiber Install and Activation 100% SOLUTIONS REVISED 2023//2024 Which standards organization is considered to be the creator of the worlds' most recognized communications standards, known as "recommendations"? - ANSWERS The International Telecommunications Union (ITU) In which component in a fiber-optics communication system do changes to the intensity of the optical signal occur? - ANSWERS The optical transmitter What is a drawback of using Fabry-Perot (F-P)lasers in high-speed...

Spatial resolution is determined by which of the following? a. the number of bits per pixel b. spatial pulse length c. frame rate number of pixels per inch e beam diameter - d. the number of pixels per inch Which of the following receiver functions cant be adjusted by the sonographer? a. compensation b. demodulation c. compression d. amplification e. threshold - b. demodulation Which of the following transducers will have the shallowest focus? a. high frequency, lar...

The mass you are imaging has a diameter of 35MM. The value can also be expressed as: A. 350 cm B. 0.35 cm C. 3.5 cm D. 35 m E. 3.5 CORRECT ANSWERS: C. 3.5 cm Relative measurement based on a logarithmic scale is expressed in: A. Newtons per centimeter squared B. Watts per centimeter squared C. dB D. Pa C. Neper CORRECT ANSWERS: C. dB Which prefix equals 10^-3 A. Micro B. Milli C. Mega D. Centi E. None of the above CORRECT ANSWERS: B. Milli When you change the tran...

Which standards organization is considered to be the creator of the worlds' most recognized communications standards, known as "recommendations"? - ANSWERS The International Telecommunications Union (ITU) In which component in a fiber-optics communication system do changes to the intensity of the optical signal occur? - ANSWERS The optical transmitter What is a drawback of using Fabry-Perot (F-P)lasers in high-speed data (HSD) networks? - ANSWERS The emission of a number of discrete wav...

Fiber Install and Activation questions and answers 2023Which standards organization is considered to be the creator of the worlds' most recognized communications standards, known as "recommendations"? The International Telecommunications Union (ITU) In which component in a fiber-optics communication system do changes to the intensity of the optical signal occur? The optical transmitter What is a drawback of using Fabry-Perot (F-P)lasers in high-speed data (HSD) networks? The ...