Boulder Amplifiers 101 75Hz HIGH PASS FILTER RESPONSE, Fft Spectrum Analysis, PHASE vs FREQUENCY

75Hz HIGH PASS FILTER RESPONSE

	+1
	0
d	-1
B
u
	-2
	-3
	20	50	100	200	500	1k	2k	5k	10k	20k

FFT SPECTRUM ANALYSIS

	+20
	0
d	-25
B	-50
u
	-75
	-100
	5k	10k	15k	20k	25k
			Hz

FFT @40dB gain, +20dBu out

PHASE vs FREQUENCY

+40

+30

+20

+10

d

e 0

g-10 -20 -30 -40

20 50 100 200 500 1k 2k 5k 10k 20k

Hz

Phase response @10dB gain. 50 Ohm source, 100K Ohm load, HPF Off

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