JVC KW-R900BT Manuel D'instructions page 27

Setting the cutoff frequency — X'over HPF/LPF
You can select or customize the cutoff frequencies from this unit according to your speakers for an
improved sound quality.
1
(Hold)
Easy
The unit will adjust the cutoff frequencies
automatically based on your selected speaker
size.
HPF/LPF
Front
Full
cm/inch
3 Select the speaker.
4 Select speaker size.
Select measurement unit (inch/cm).
Speaker Size (cm)
Front/ [Full] /
Rear 10cm/
13cm/
16cm/
17cm/
18cm/
10x15cm/
13x18cm/
15x20cm/
15x23cm/
18x25cm
Subwoofer Full/
16cm/
20cm/
[25cm]/
30cm/
38cm over
5 Confirm the settings.
2 Select the adjustment method.
You can customize the cutoff frequencies and the
filter depth.
HPF/LPF
3 Select the speaker.
4 Select cutoff frequency.
5 Select depth of HPF/LPF.
Size (inch)
Front/
Rear
[Full] /
4"/
5-1/4"/
Subwoofer
6-1/2"/
6-3/4"/
7"/
4x6"/
5x7"/
6 Confirm the settings.
6x8"/
6x9"/
7x10"
Full/
*1
6-1/2"/
8"/
[10"]/
12"/
15" over
*2
*3
Sound adjustments
<Audio>
<X'over HPF/LPF>
<Easy> or <Pro>
Pro
Front
HPF Off
-18dB/Oct
Speaker Cutoff Frequency
HPF 30Hz to
HPF 200Hz *1
[HPF Off]
LPF 30Hz to
LPF 200Hz
[LPF 80Hz] *3
LPF Off
Activates the High Pass Filter (HPF).
Frequencies higher than the selected
frequency are sent to the front/rear
speakers.
As the number decreases, the filter depth
is adjusted closer to selected filter
frequency.
Activates the Low Pass Filter (LPF).
Frequencies lower than the selected
frequency are sent to the subwoofer.
Filter Depth *2
-12dB/Oct /
[-18dB/Oct] /
-24dB/Oct
[-12dB/Oct] /
-18dB/Oct /
-24dB/Oct
ENGLISH | 27