FIGURE 5
TRANSFER FUNCTION OF AVERAGING 1312-800=512 SAMPLES.

NOTES:
SAMPLING FREQUENCY: 32,787 Hz. CHOPPER STATES: FOUR PER CYCLE.
SOLID LINE: SIGNAL-TRANSFER FUNCTION. DASHED LINE: SYSTEM-NOISE-TRANSFER FUNCTION.

Noise shaping of the chopping function illustrates that a shaped spectrum reduces noise.

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