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Block 4 - 1H - Demodulation

Authored by Jairo Lopez

Science, Physics

Professional Development

Used 9+ times

Block 4 - 1H - Demodulation
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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Demodulation is the...

The process of extracting the intelligence signal from the carrier signal

The process of extracting the current from the voltage

The process of extracting the gnomes from their homes

The process of extracting capacitance from capacitors

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In AM, we use ____ to accomplish detection

Diode rectifier

Diode amplifier

Diode demodulation

Diode envelopes

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Diode rectifiers are also known as...

Envelope detectors

Envelope messengers

Envelopes

Letter detectors

4.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

Demodulators must meet 3 requirements, what are they?

Must be sensitive to the type of modulation applied at the input

Must be nonlinear

Must provide filtering

Must have three resistor

Must have three capacitors

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the main advantage of envelope detectors?

Cheap

Reliable

Determined

Hard working

6.

FILL IN THE BLANK QUESTION

30 sec • 1 pt

For FM demodulation, we use...

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Discriminators are sensitive to what?

Sticks and stones

Frequency

Amplitude

Capacitance

Inductance

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