Infinity Reference 1250w Instruction manual

SPECIFICATIONS

IAMETER

:12" (300

)

ENSITIVITY

(2.83 V @ 1

): 93 dB

OWER

ANDLING

:300 W1200 W

PEAK

RMS

REQUENCY

ESPONSE

: 23 ~ 400 H

OMINAL

MPEDANCE

OHMS

OICE

-C

OIL

IAMETER

:2.0" (51.0

)

IMENSIONS

THIELE-SMALL PARAMETERS

OICE

OIL

ESISTANCE

EVC

(

OHMS

) . . . . . . 3.40

OICE

OIL

NDUCTANCE

@ 1

EVC

(

H) . . . . . . . 2.54

RIVER

ADIATING

REA

(

) . . . . . . . . 82.46

(

) . . . . . . . 532.00

OTOR

ORCE

ACTOR

) . . . . . . . . 14.24

OMPLIANCE

OLUME

(

) . . . . . . . . 3.00

(

LITERS

) . . . . . 84.40

USPENSION

OMPLIANCE

(µ

/N) . . . . 210.00

OVING

ASS

, A

OAD

(

GRAMS

). . . . 187.60

OVING

ASS

, D

IAPHRAGM

(

GRAMS

) . . . 180.60

REE

-A

ESONANCE

) . . . . . . . . 25.40

ECHANICAL

Q: Q

...........7.62

LECTRICAL

Q: Q

........... 0.50

OTAL

Q: Q

............0.47

AGNETIC

-G

EIGHT

(

) . . . . . . . . 3/8

(

) . . . . . . . . 9.00

OICE

-C

OIL

EIGHT

(

) .. . . . . . . . 1-1/4

(

) .. . . . . . . . . 32

AXIMUM

XCURSION

MAX

(

) . . . . . . . . 7/16

MAX

(

) . . . . . . 11.50

SEALED BOX VOLUME

(INCLUDES DRIVER DISPLACEMENT)

SEALEDENCLOSURE

FREQUENCYRESPONSE @ 2.83 V

SEALEDENCLOSURE CONE

EXCURSION @ 300 W

Harman Consumer Group •250 Crossways Park Drive •Woodbury, NY11797 • VOICE:516-674-4463 •www.infinitysystems.com

Reference 1250w 12" Woofer – Technical Data

CAR AUDIO

mounting depth

5-1/16" (129 mm)

cutout diameter

11-3/16" (284mm)

outer diameter

12-7/16" (316mm)

BOX

=1.25 ft

(35.40 liters)

Reference 1250w

(side view)

20 Hz 30 40 50 60 70 80 90 100 200300

dBSPL

100

105

10u

20u

50u

100u

200u

500u

10m

20m

30m

Out-Of-Car

In-Car

12 dB LP @ 80 Hz

VENTED BOX VOLUME

(INCLUDES DRIVER/PORT DISPLACEMENTS)

VENTED ENCLOSURE

FREQUENCY RESPONSE @ 2.83 V

VENTED ENCLOSURE CONE

EXCURSION @ 300 W

BANDPASS BOX VOLUME

(INCLUDES DRIVER/PORT DISPLACEMENTS)

BANDPASS ENCLOSURE

FREQUENCY RESPONSE @ 2.83 V

BANDPASS ENCLOSURE CONE

EXCURSION @ 300 W

Harman Consumer Group • 250 Crossways Park Drive • Woodbury, NY 11797 •VOICE: 516-674-4463 • www.infinitysystems.com

Reference 1250w 12" Woofer – Technical Data

CAR AUDI O

Reference 1250w

(side view)

Port

fB=30.0 Hz

diameter = 4"

102mm

length = 12-1/4"

312mm

BOX

= 2 ft

(56.63 liters) V

REAR

= 1.25 ft

(35.40 liters) V

FRONT

=1.25 ft

(35.40 liters)

Reference 1250w

(side view)

diam. = 4"

102mm

2 Ports

fB= 63 Hz

length =

204mm

20 Hz 30 40 50 60 70 80 90 100 200300

100

105

20 Hz 30 40 50 60 70 80 90 100 200300

100

105

dBSPL dBSPL

20 Hz 30 40 50 60 70 80 90 100 200300

10u

20u

50u

100u

200u

500u

10m

20m

30m M

20 Hz 30 40 50 60 70 80 90 100 200300

10u

20u

50u

100u

200u

500u

10m

20m

30m M

Out-Of-Car

In-Car

12dB LP @ 80 Hz

Out-Of-Car

In-Car

12dB LP @ 80 Hz

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