Boulder Amplifiers 101 Stereo Amplifier User Manual


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8
20
75Hz HIGH PASS FILTER RESPONSE
d
B
u
+1
0
-1
-2
-3
50 100 200 500 1k 2k 5k 10k 20k
d
e
g
PHASE vs FREQUENCY
+40
+30
+20
+10
0
-10
-40
-20
-30
20
50 100 200 1k 500 10k 2k 5k 20k
Hz
Phase response @10dB gain. 50 Ohm source, 100K Ohm load, HPF Off
FFT SPECTRUM ANALYSIS
FFT @40dB gain, +20dBu out
5k
10k
25k
15k
20k
Hz
+20
0
-25
-50
-75
-100
d
B
u
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