what causes aliasing? a, when the original analog signal is outside the voice band frequency range. b. when each cycle of the analog input signal is not sampled at least twice. c. is produced when the magnitude of a sample is rounded off to closest available level. d. the sample and hold circuit naturally introduces alias of the input.
what causes aliasing? a, when the original analog signal is outside the voice band frequency range. b. when each cycle of the analog input signal is not sampled at least twice. c. is produced when the magnitude of a sample is rounded off to closest available level. d. the sample and hold circuit naturally introduces alias of the input.
Chapter25: Television, Telephone, And Low-voltage Signal Systems
Section25.3: Signal System
Problem 1R
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what causes aliasing?
a, when the original analog signal is outside the voice band frequency range.
b. when each cycle of the analog input signal is not sampled at least twice.
c. is produced when the magnitude of a sample is rounded off to closest available level.
d. the sample and hold circuit naturally introduces alias of the input.
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