Frequency Shift Keying Flashcards

0
Q

What is the difference between the highest frequency level and the lowest frequency level?

A

Excursion

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1
Q

What is the difference between two adjacent frequency levels?

A

Shift

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2
Q

What is the shift equal in FSK?

A

Excursion

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3
Q

What is the formula to work out the SMI?

A

Fd/fm or shift/bauds

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4
Q

What is the formula for working out the minimum bandwidth?

A

2(fd+fm) or shift+bauds

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5
Q

If baud speed is 50 and SMI is 20, what is the shift?

A

1000, baud x SMI

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6
Q

What is the drop between the major lobe and minor lobes in an MSK signal?

A

23.7dB

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7
Q

In MSK signals, what is the width of the minor lobe equal to?

A

Shift

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8
Q

In MSK signal, what is equal to 1.5x keying rate?

A

Width of major lobe

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9
Q

In MSK signal, what special relationship does baud speed have with shift?

A

Baud=shiftx2

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