The setup menu, Frequency response curves, Sdp-40 – Lexicon SDP-40 User Manual
Page 52
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The SETUP Menu
SDP-40
10
20
50
100
200
500
1k
dB
0
0
-12
-24
-36
-48
0
0
-60
Hz
10
20
50
100
200
500
1k
dB
0
0
-12
-24
-36
-48
0
0
-60
Hz
Highpass Filter
The highpass filter attenuates low frequencies at 24dB per octave.
The curves show the frequency response of each crossover setting.
From left to right, the curves represent crossover settings from 30Hz to
120Hz. This graph does not illustrate the THX 80Hz setting, which is
12dB per octave.
Lowpass Filter
The lowpass filter attenuates high frequencies at 24dB per octave.
The curves show the frequency response of each crossover setting.
From left to right, the curves represent crossover settings from 30Hz to
120Hz.
FREQUENCY RESPONSE CURVES