ATT TEST 13 EXAM NEWEST 2025 ACTUAL EXAM
COMPLETE 70 QUESTIONS AND CORRECT
DETAILED ANSWERS (VERIFIED ANSWERS)
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What type of tuning incorporates PLL and VCO to provide
desired frequency? - ANSWER-Indirect synthesis
What type of tuning uses filtering, mixing, multiplication to
provide specific frequency? - ANSWER-Direct synthesis
What is purpose of RF section? - ANSWER-Eliminate all
frequencies except tuned RF
What is a significant advantage of SSB? - ANSWER-Efficient
use of RF spectrum
SSB transmissions limit the effects of what? - ANSWER-
Selective feeding
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What are 5 types of SSB? - ANSWER-Pilot carrier, vestigial
sideband, lincompex, ISB, Standard SSB
What type of SSB is used by the military? - ANSWER-ISB
What type of SSB is used by amateur radio operators? -
ANSWER-Standard SSB
What type of SSB is used by TV video transmissions and
conserves bandwidth? - ANSWER-Vestigial
What type of SSB has two sidebands that can each carry
completely different intelligence? - ANSWER-ISB
What is the purpose of balanced modulator? - ANSWER-
Eliminates/suppresses carrier
What is the heart of sideband generation? - ANSWER-Balanced
modulator
What are 3 methods for SSB generation? - ANSWER-Filter
method, phase method, Third/Weaver method