What does the term Dolby B or Dolby C printed on tape recorders and ot

1.
What does the term Dolby B or Dolby C printed on tape recorders and other sound systems refer to ?

A. Frequency modulated system

B. Amplitude modulated system

C. Nose reduction circuit

D. Both DC and AC power can be used

Answer» D. Both DC and AC power can be used

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What does the term Dolby B or Dolby C printed on tape recorders and other sound systems refer to ?

Discussion

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1.	What does the term Dolby B or Dolby C printed on tape recorders and other sound systems refer to ?
A.	Frequency modulated system
B.	Amplitude modulated system
C.	Nose reduction circuit
D.	Both DC and AC power can be used
Answer» D. Both DC and AC power can be used