Alpine R-A90S Mode D'emploi page 12

Crossover Frequency Adjustment Knob
(LP FILTER)
Use this control to adjust the crossover
frequency between 50 Hz to 400 Hz.
Remote Bass Control
Connect the Remote Bass Control Unit
RUX-KNOB.2 (sold separately) to adjust the
output level remotely. This is not to replace
appropriate gain level setting between the
amplifier and head unit.
Speaker Input Level Switch
Switch according to the Speaker input mode.
a) When making a speaker input
connection with RCA Extension
Cables (sold separately), set to "LO".
b) When making a speaker input
connection with Speaker-RCA
Conversion Cables (sold separately),
set to "HI".
10
-EN
ALPINE R-A90S 68-35792Z94-A (EN/FR/ES)
Adjustment range on the Bandpass Filter
Crossover Frequency
[BP-L]
[BP-L] Adjustment range [BP-H] Adjustment range
50 Hz 400 Hz
[BP-H]
6 kHz
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