Demodulation Study guides, Class notes & Summaries
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![Fiber Installation and Activation Exam |140| questions well answered](/docpics/4634884/65e1469909cd1_4634884_121_171.jpeg)
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Fiber Installation and Activation Exam |140| questions well answered
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Fiber Installation and Activation Exam |140| questions well answered 
Which standards organization is considered to be the creator of the world's most recognized communications standards, know as "recommendations"? ANS-ITU 
 
In which component in a fiber-optics communication system do changes to the intensity of the optical signal occur? ANS-The optical transmitter 
 
What is the drawback of using F-P lasers in HSD networks? ANS-The emission of a number of discrete wavelengths or side modes...
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ARDMS practice Test 100 Questions with Verified Answers,100% CORRECT
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ARDMS practice Test 100 Questions with Verified Answers 
 
Sonographers should be aware of work-related musculoskeletal disorders. Best practice while scanning is to avoid abducting the arm more than how many degrees? 
a. 50 
b. 90 
c. 30 
d. 40 - CORRECT ANSWER c. 30 
 
Which action demonstrates best practice during ultrasound exams regarding the ALARA principle? 
a. The exposure time should be extended during the exam. 
b. use the lowest possible output power that provides a diagnostic image. ...
![CWAP 404- CWNP Study and Reference Guide- Tidbits Chapter 1: 802.11 The Protocol Exam 2023/2024](/docpics/3605681/65274a83de2ad_3605681_121_171.jpeg)
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CWAP 404- CWNP Study and Reference Guide- Tidbits Chapter 1: 802.11 The Protocol Exam 2023/2024
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CWAP 404- CWNP Study and Reference Guide- Tidbits Chapter 1: 802.11 The Protocol Exam 2023/2024 
 
 
802.15.4 - ANSWER-Low-Rate Wireless, IoT 
 
802.15.4 is IoT. Zigbee, wirelessHART, ISA100.11a & 6LoWPAN, Zwave, Bluetooth 
 
6 LoWPAN - ANSWER-802.15.4-based IPv6 IoT 
 
LLC - ANSWER-802.2 
 
MAC - ANSWER-802.3 
 
Physical layer framing is used to prepare a Layer 2 frame for transmission on the medium. MAC sublayer framing is used to - ANSWER-either communicate information about the WLAN or a WLA...
![HFRG Test 5 Review Pt2 with Verified Answers](/docpics/5097974/66296f5db029c_5097974_121_171.jpeg)
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HFRG Test 5 Review Pt2 with Verified Answers
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HFRG Test 5 Review Pt2 with Verified 
 
Answers 
 
The purpose of HF voice system is to support which type of radio communication Long 
range, voice, and data 
 
What steps are performed in securing the SRA 49 antenna coupling 1) Follow approved 
procedures for powering off the R-2368 
2) Set the power switch on the PP-4846 power supply to the off position 
3) Unlock the freq control knobs on all couplers in the group 
4) Set the C/D/NGD switches to the decoupled position on all couplers in the ...
![X-zone exam questions and answers 2023 with complete solution](/docpics/3180470/64cb6821b9d3a_3180470_121_171.jpeg)
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X-zone exam questions and answers 2023 with complete solution
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X-zone exam questions and answers 2023 with complete solution 
 
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 hav...
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CTR & CTM Question and answer 2023 verified
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CTR & CTM Question and answer 2023 verified ELF 
3Hz-30Hz 
ONE WAY SUB COMS 
 
 
 
SLF 
30Hz-300Hz 
Communications for subs 
 
 
 
ULF 
300Hz-3kHz 
Communications in mines 
 
 
 
VLF 
3kHz-30kHz 
 
 
 
LF 
30kHz-300kHz 
8 CHANNELS OF FREQUENCY DIVISION DIVISION MULTIPLEX TRAFFIC 
 
 
 
MF 
300kHz-3MHz 
International distress frequencies 
 
 
 
HF 
3MHz-30MHz 
AROUND SINCE WW1, long distance, AM RADIO AND COMMERCIAL DISTRESS 
 
 
 
VHF 
30MHz-300MHz 
LOS, FM RADIO AND AIRCRAFT COMMUNICATIONS 
 
 ...
![Fiber Installation and Activation Exam Questions and Answers 100% Pass](/docpics/4847462/6603db2cb8122_4847462_121_171.jpeg)
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Fiber Installation and Activation Exam Questions and Answers 100% Pass
- Exam (elaborations) • 17 pages • 2024
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Fiber Installation and Activation Exam 
Questions and Answers 100% Pass 
Which standards organization is considered to be the creator of the world's most 
recognized communications standards, know as "recommendations"? - Answer- ITU 
In which component in a fiber-optics communication system do changes to the intensity 
of the optical signal occur? - Answer- The optical transmitter 
What is the drawback of using F-P lasers in HSD networks? - Answer- The emission of 
a number of discrete wavele...
![X-zone exam questions and answers 2023 with complete solution](/docpics/3216647/64d2e7443d02b_3216647_121_171.jpeg)
-
X-zone exam questions and answers 2023 with complete solution
- Exam (elaborations) • 10 pages • 2023
-
- $11.49
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X-zone exam questions and answers 2023 with complete solution 
 
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 hav...
![ET A School HF Receiver with 100% correct answers(latest update)](/docpics/5257199/663e33fc7faed_5257199_121_171.jpeg)
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ET A School HF Receiver with 100% correct answers(latest update)
- Exam (elaborations) • 8 pages • 2024
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1A2A3C3 What does "1" represent? 
Unit 1 
 
 
 
1A2A3C3 What does "2" represent? 
Assembly A2 
 
 
 
1A2A3C3 What does "3" represent? 
Subassembly A3 
 
 
 
1A2A3C3 What does "4" represent? 
Part C4 
 
 
 
Define System? 
Combination of sets, units, groups, sub-assemblies, assemblies, and parts joined together to perform 1 or several operational functions. 
 
 
 
Define Group? 
Collection of units, assemblies, subassemblies, and parts. 
 
 
 
Define Assembly? 
Any # of subassemblies and ...
![Test 5 Review pt2 Questions & Correct Answers | Latest Update |Already Graded A+](/docpics/5173610/66339e198a10d_5173610_121_171.jpeg)
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Test 5 Review pt2 Questions & Correct Answers | Latest Update |Already Graded A+
- Exam (elaborations) • 5 pages • 2024
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- $10.29
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The purpose of HF voice system is to support which type of radio communication 
: Long range, voice, and data 
What steps are performed in securing the SRA 49 antenna coupling 
: 1) Follow approved procedures for powering off the R-2368 
2) Set the power switch on the PP-4846 power supply to the off position 
3) Unlock the freq control knobs on all couplers in the group 
4) Set the C/D/NGD switches to the decoupled position on all couplers in the group 
5) Remove all patch cables 
6) Set the cir...
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