AM DSB SSB FM

AM DSB SSB FM

Professional Development

10 Qs

quiz-placeholder

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AM DSB SSB FM

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Assessment

Quiz

Professional Development

Professional Development

Hard

Created by

Cheng-Ling Ying

FREE Resource

10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

在AM中,載波的幅度會根據基頻訊號m(t)的幅度而改變。

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

AM 訊號由 3 個頻率組成: 載波:f c上邊帶:f c + f m下邊帶:f c – f m

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

在 雙邊帶(DSB) 中,如果f c = 500 kHz、f m = 10 kHz,則訊號的頻寬是多少?

10kHz

20kHz

510kHz

490 kHz

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

在 單邊帶SSB 技術中,如果f c = 500 kHz、f m = 10 kHz、則訊號頻寬是多少?

10kHz

20kHz

510kHz

490 kHz

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

AM 調變在以下哪一個頻段傳輸:

5 至 10 kHz

100 至 250 kHz

88 至 108 kHz

535 至 1605 kHz

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

FM 調變在以下哪一個頻段傳輸:

5 至 10 MHz

100 至 250 kHz

88 至 108 MHz

535 至 1605 kHz

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

在FM技術中,載波的頻率會根據輸入基頻類比訊號m(t)的頻率而改變。

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