Focal Performance Expert Flax SUB P20F, Руководство пользователя

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Performance
C R E A T E Y O U R S O U N D
EXPERT
P25F
10" (250mm) SUBWOOFER
Nominal power 300W RMS
Maximum power 600W
Sensitivity (2.83V/1m) 85dB
Cone Flax
Surround Rubber
Nom. impedance 4 Ohms
DC resistance 3.7 Ohms
VC diameter 50mm 2"
VC height 35mm 1
3/8
"
Former Glass Fiber
Layers 4
Wire Copper
Inductance 2.7 mH
Xmax 14mm 0
9/16
"
Magnet dxh (mm) 145 x 40mm 5
11/16
"
x
1
9/16
"
Flux density 0.75T
Gap height 8mm 0
5/16
"
Net weight 5400g 10.8 lbs
PARAMETERS
Fs 31Hz
Vas 29L
Qts 0.45
Qes 0.51
Qms 4.5
Re 3.7 Ohms
Sd 347cm2
Cms 0.17 mm/N
Mms 145g
BL 14.8 N/A
SPL 85 dB
SPECIFICATIONS
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FREQUENCY RESPONSE / IMPEDANCE
MECHANICAL DRAWING
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Ø260
Ø244,30
8x Ø4,80
Ø233,7
Ø145
140,6
16,8
80,6
Volume
F-3
(Hz)
Ø port Port length
25L
0.88 cu.ft.
33 Hz
8 cm -
3
5/32
"
35 cm -
13
25/32
"
30L
1.05 cu.ft.
30 Hz
8 cm -
3
5/32
"
45 cm -
17
23/32
"
35L
1.23 cu.ft.
27 Hz
8 cm -
3
5/32
"
45 cm -
17
23/32
"
Volume F-3 (Hz)
10L
0.35 cu.ft.
52 Hz
15L
0.52 cu.ft.
50 Hz
20L
0.70 cu.ft.
48 Hz
25L
0.88 cu.ft.
47 Hz
SUGGESTED APPLICATION
15L 10L
Sealed enclosure
Sealed enclosure Ported enclosure