What does "FM" found on radio receivers stand for?

Amplitude Modulation
Frequency Modulation
Fast Modulation
Microwaves
In telecom­mu­ni­ca­tions and signal pro­cess­ing, fre­quen­cy mod­u­la­tion (FM) is the encoding of in­for­ma­tion in a carrier wave by varying the in­stan­ta­neous fre­quen­cy of the wave.

Answers distribution

Amplitude Modulation
Frequency Modulation
Fast Modulation
Microwaves
answers
flagCanada
0%
92%
0%
7%
13
flagIndia
4%
91%
1%
0%
72
flagthe United States
1%
84%
4%
6%
144
flagthe United Kingdom
5%
56%
9%
28%
132
flagthe Netherlands
0%
56%
18%
25%
16
flagNorway
0%
50%
8%
41%
12
flagGermany
2%
45%
20%
29%
44
flagPoland
3%
44%
20%
30%
4538
flagRepublic of Ireland
0%
33%
26%
40%
15

Gender

men43%
women35%
Amplitude Modulation
4%
2%
Frequency Modulation
43%
35%
Fast Modulation
17%
19%
Microwaves
35%
42%

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What does "FM" found on radio receivers stand for?
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Author: Paweł Kołodziejczyk
Illustration: Joe Haupt
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