Do you want BuboFlash to help you learning these things? Or do you want to add or correct something? Click here to log in or create user.


  • Presentation
  • Question
  • Answer

Question

The approximate bandwidth of FM signal is: [...]

Answer
\(B_{FM} = 2B_{m}(1 + R_{d})= 2(B_{m} + f_{d})\). (乘以2是因为频率调制信号一般包含了上下两个侧边带)

Question

The approximate bandwidth of FM signal is: [...]

Answer
?

Question

The approximate bandwidth of FM signal is: [...]

Answer
\(B_{FM} = 2B_{m}(1 + R_{d})= 2(B_{m} + f_{d})\). (乘以2是因为频率调制信号一般包含了上下两个侧边带)
If you want to change selection, open document below and click on "Move attachment"

频率调制信号的大致带宽公式
The approximate bandwidth of FM signal is: \(B_{FM} = 2B_{m}(1 + R_{d})= 2(B_{m} + f_{d})\). (乘以2是因为频率调制信号一般包含了上下两个侧边带)

Summary

statusnot learnedmeasured difficulty37% [default]last interval [days]               
repetition number in this series0memorised on               scheduled repetition               
scheduled repetition interval               last repetition or drill

Details

No repetitions

Discussion

Do you want to join discussion? Click here to log in or create user.