Q11: Adaptive DPCM is used to
A)increase bandwidth
B)decrease bandwidth
C)increase
Q12: Vocoders analyse the speech signals at
A)transmitter
B)receiver
C)channel
D)if filter
Q13: Vocoders_ the voice at the receiver.
A)analyse
B)synthesize
C)modulate
D)evaluate
Q14: Which of the following is not a
Q15: Which of the following pronunciations lead to
Q17: _ is often called the formant of the
Q18: Formant vocoders use large number of control
Q19: Cepstrum vocoder uses_
A)wavelet transform
B)inverse wavelet transform
C)cosine transform
D)inverse
Q20: The real part of an antenna's input
Q21: What is the other name for half-wave
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