Infinity 850w Specification Guide
SPECIFICATIONS
D
IAMETER
:
8" (200
MM
)
S
ENSITIVITY
(2.83 V @ 1
M
):
91 dB
P
OWER
H
ANDLING
:200 W
800 W
PEAK
RMS
F
REQUENCY
R
ESPONSE
:
30 ~ 400 H
Z
N
OMINAL
I
MPEDANCE
:4
OHMS
V
OICE
-C
OIL
D
IAMETER
:2.0" (51.0
MM
)
D
IMENSIONS
:
THIELE-SMALL PARAMETERS
V
OICE
C
OIL
D
C
R
ESISTANCE
:R
EVC
(
OHMS
) . . . . . . 3.49
V
OICE
C
OIL
I
NDUCTANCE
@ 1
K
H
Z
:L
EVC
(
M
H) . . . . . . . 1.64
D
RIVER
R
ADIATING
A
REA
:S
D
(
IN
2
) . . . . . . . . 33.17
S
D
(
M
2
) . . . . . . . 214.00
M
OTOR
F
ORCE
F
ACTOR
:B
L
(T
M
) . . . . . . . . 12.69
C
OMPLIANCE
V
OLUME
:V
AS
(
FT
3
) . . . . . . . . 0.61
V
AS
(
LITERS
) . . . . . 17.38
S
USPENSION
C
OMPLIANCE
:C
MS
(µ
M
/N) . . . . 265.64
M
OVING
M
ASS
, A
IR
L
OAD
:M
MS
(
GRAMS
). . . . 114.80
M
OVING
M
ASS
, D
IAPHRAGM
:M
MD
(
GRAMS
) . . . 113.00
F
REE
-A
IR
R
ESONANCE
:F
S
(H
Z
) . . . . . . . . 28.80
M
ECHANICAL
Q:
Q
MS
. . . . . . . . . . . 6.03
E
LECTRICAL
Q:
Q
ES
. . . . . . . . . . . 0.450
T
OTAL
Q:
Q
TS
. . . . . . . . . . . . 0.42
M
AGNETIC
-G
AP
H
EIGHT
:H
AG
(
IN
) . . . . . . . . 3/8
H
AG
(
MM
) . . . . . . . . 9.00
V
OICE
-C
OIL
H
EIGHT
:H
VC
(
IN
) .. . . . . . . . 1-1/4
H
VC
(
MM
) . . . . . . . . . . 32
M
AXIMUM
E
XCURSION
:X
MAX
(
IN
) . . . . . . . . 7/16
X
MAX
(
MM
) . . . . . . 11.50
SEALED BOX VOLUME
(INCLUDES DRIVER DISPLACEMENT)
(INCLUDES DRIVER DISPLACEMENT)
SEALED ENCLOSURE
FREQUENCY RESPONSE @ 2.83 V
FREQUENCY RESPONSE @ 2.83 V
SEALED ENCLOSURE CONE
EXCURSION @ 200 W
EXCURSION @ 200 W
Harman Consumer Group • 250 Crossways Park Drive • Woodbury, NY 11797 • VOICE: 516-674-4463 • www.infinitysystems.com
Reference 850w 8" Woofer – Technical Data
CAR AU DI O
mounting depth
4-5/16" (110 mm)
cutout diameter
7-1/16" (179mm)
outer diameter
8-1/4" (210mm)
V
BOX
= 0.35 ft
3
(9.91 liters)
Reference 850w
(side view)
20 Hz
30
40
50
60
70 80 90 100
200300
20 Hz
30
40
50
60
70 80 90 100
200300
dBSPL
55
60
65
70
75
80
85
90
95
100
105
M
5u
10u
20u
50u
100u
200u
500u
1m
2m
5m
10m
20m
30m
In-Car
12 dB LP @ 100 Hz
12 dB LP @ 100 Hz
Out-Of-Car