Measurement-computing WBK12A Uživatelský manuál stáhnout pdf (Strana 6)

pg. 6, WBK12A and WBK13A

988396

Programmable Low-Pass Filter Cards

EFx()

Fx

0 800 1600 2400 3200 4000 4800 5600 6400 7200 8000

3

2.75

2.5

2.25

2

1.75

1.5

1.25

1

0.75

0.5

0.25

0

WBK12A & WBK13A, Amplitude Loss in dB due to Anti-alias and Clock Filters

Input signal is swept from 1 to 8000 Hz

switched capacitor filter frequency = 8,000 Hz

anti-alias filter cutoff = 33.554 Hz

clock filter = 14,848 Hz

1 2 3 4 5 6

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