Infinity KAPPA 122.7W 12 User Manual
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Kappa® 122.7w 12" Woofer – Technical Data |
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SPECIFICATIONS |
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SEALED-ENCLOSURE VOLUME |
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DIAMETER: |
12" (300MM) |
(INCLUDES DRIVER DISPLACEMENT) |
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SENSITIVITY (2.83V @ 1M): |
92dB |
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POWER HANDLING: |
350WRMS (1,400WPEAK) |
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FREQUENCY RESPONSE: |
23 ~ 400HZ |
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NOMINAL IMPEDANCE: |
1 or 4 OHMS |
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Kappa 122.7w |
VOICE-COIL DIAMETER: |
3" (76.2MM) |
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(side view) |
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DIMENSIONS: |
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mounting depth |
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VBOX = 1.00 ft3 (28.32 liters) |
5" (127mm) |
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(stuffed with loosely filled fiberfill) |
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cutout diameter |
SEALED-ENCLOSURE |
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11-1/8" (283mm) |
FREQUENCY RESPONSE @ 2.83V |
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outer diameter |
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12-7/16" (316mm) |
115 dBSPL |
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110 |
In-Car |
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12dB LP@ 80Hz |
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THIELE-SMALL PARAMETERS |
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105 |
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VOICE-COIL DC RESISTANCE: |
REVC (OHMS) . . . . . . 1.00 |
100 |
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95 |
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VOICE-COIL INDUCTANCE @ 1KHZ: |
LEVC (MH). . . . . . . . 0.76 |
90 |
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Out-of-Car |
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DRIVER RADIATING AREA: |
2 |
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85 |
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SD (IN ) . . . . . . . . 82.15 |
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SD (CM2) . . . . . . . 530.00 |
80 |
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MOTOR FORCE FACTOR: |
BL (TM) . . . . . . . . . 8.52 |
75 |
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COMPLIANCE VOLUME: |
VAS (FT3) . . . . . . . . . 3.47 |
70 |
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65 |
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VAS (LITERS). . . . . . 98.30 |
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20Hz |
30 |
40 |
50 |
60 |
70 |
80 |
90 1 0 |
200 |
300 |
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SUSPENSION COMPLIANCE: |
CMS (µM/N) . . . . 245.00 |
SEALED-ENCLOSURE |
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MOVING MASS, AIR LOAD: |
MMS (GRAMS) . . . . 243.00 |
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TRANSDUCER EXCURSION @ 350W |
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MOVING MASS, DIAPHRAGM: |
MMD (GRAMS). . . . 236.00 |
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FREE-AIR RESONANCE: |
FS (HZ). . . . . . . . . 20.60 |
30m |
M |
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MECHANICAL Q: |
QMS . . . . . . . . . . . . 7.35 |
20m |
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10m |
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ELECTRICAL Q: |
QES . . . . . . . . . . . . 0.49 |
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5m |
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TOTAL Q: |
QTS . . . . . . . . . . . 0.456 |
2m |
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MAGNETIC-GAP HEIGHT: |
HAG (IN) . . . . . . . . . 5/16 |
1m |
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500u |
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HAG (MM) . . . . . . . . 8.00 |
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200u |
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VOICE-COIL HEIGHT: |
HVC (IN) |
. . . . . . . . 1-1/2 |
100u |
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HVC (MM) |
. . . . . . . 32.00 |
50u |
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MAXIMUM EXCURSION: |
XMAX (IN) . . . . . . . . . 1/2 |
20u |
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10u |
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XMAX (MM) . . . . . . 12.00 |
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5u |
20Hz |
30 |
40 |
50 |
60 |
70 |
80 |
90 1 0 |
200 |
300 |
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Infinity Systems • 250 Crossways Park Drive • Woodbury, NY 11797 • 516.496.3400 • www.infinitysystems.com • |
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Kappa® 122.7w 12" Woofer – Technical Data
VENTED-ENCLOSURE VOLUME (INCLUDES DRIVER DISPLACEMENT)
length = 12.26" |
Port |
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(312mm) |
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fo = 30Hz |
Kappa 122.7w |
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(side view) |
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VBOX = 2.00 ft3 (56.64 liters) |
diameter = 4" (102mm) |
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(stuffed with loosely filled fiberfill) |
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BAND-PASS-ENCLOSURE VOLUME (INCLUDES DRIVER DISPLACEMENT)
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Port |
length = |
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fo= 50Hz |
9.71" (247mm) |
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Kappa 122.7w |
diam. = 4" |
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(side view) |
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(102mm) |
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VFRONT = 0.86 ft3 |
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V |
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= 1.30 ft3 (36.82 liters) |
(24.36 liters) |
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REAR |
(stuffed with loosely packed |
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(stuffed with loosely packed fiberfill) |
fiberfill) |
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VENTED-ENCLOSURE |
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BAND-PASS-ENCLOSURE |
FREQUENCY RESPONSE @ 2.83V |
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FREQUENCY RESPONSE @ 2.83V |
115 dBSPL |
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In-Car |
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115 |
dBSPL |
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12dB LP@ 80Hz |
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In-Car |
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110 |
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110 |
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12dB LP@ 80Hz |
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105 |
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105 |
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100 |
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100 |
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95 |
Out-of-Car |
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95 |
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Out-of-Car |
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90 |
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90 |
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85 |
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85 |
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80 |
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80 |
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75 |
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75 |
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70 |
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70 |
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65 |
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65 |
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20Hz |
30 |
40 |
50 |
60 |
70 |
80 |
90 1 0 |
200 |
300 |
20Hz |
30 |
40 |
50 |
60 |
70 |
80 |
90 100 |
200 |
300 |
VENTED-ENCLOSURE |
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BAND-PASS-ENCLOSURE |
TRANSDUCER EXCURSION @ 350W |
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TRANSDUCER EXCURSION @ 350W |
30m |
M |
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30m |
M |
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20m |
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20m |
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10m |
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10m |
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5m |
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5m |
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2m |
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2m |
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1m |
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1m |
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500u |
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500u |
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200u |
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200u |
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100u |
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100u |
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50u |
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50u |
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20u |
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20u |
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10u |
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10u |
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5u |
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5u |
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20Hz |
30 |
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50 |
6 |
70 |
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90 1 0 |
200 |
300 |
20Hz |
30 |
40 |
50 |
6 |
70 |
80 |
90 1 0 |
200 |
300 |
Infinity Systems • 250 Crossways Park Drive • Woodbury, NY 11797 • 516.496.3400 • www.infinitysystems.com •
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