Below are the answers key for the Multiple Choice Questions in Modulation Part 12.
551. phase shift
552. double spotting
553. RF amplifier
554. low noise amplifier
555. product detector
556. none of these
557. IF amplifiers
558. double-tuned circuit
559. mixer
560. class A
561. mixer
562. mixer
563. AM
564. inductive coupling
565. single sideband, suppressed carrier (J3E)
566. self- inductance
567. 66.66
568. mutual inductance
569. all of the above
570. coefficient coupling
571. loose coupling
572. sidebands
573. tight coupling
574. critical coupling
575. resonant circuit
576. double peaking
577. IF cans
578. second detector
579. first detector
580. local oscillator
581. peak detector
582. shape detector
583. modulation index
584. automatic gain control
585. complex AGC
586. 80.6 percent
587. its use avoids receiver complexity
588. delayed AGC
589. squelch circuit
590. clippers
591. blanking circuit
592. demodulation
593. relatively high IF
594. low IF
595. net receiver gain
596. modulation
597. envelope
598. transmitter circuits must be stable, giving better spectrum
599. There are more balanced modulators, therefore the carrier is suppressed better
600. mechanical
Questions and Answers in Modulation Series
Following is the list of multiple choice questions in this brand new series:
Complete List of MCQ in Communications Engineering per topic
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