Specifications
Recommended
Amplification
Impedance(DCR)
Frequency Response
Sensitivity (1w/1m)
Magnet Weight
Height
Cutout Dimensions
Mounting Depth
top mount with grille
Mounting Depth bottom mount
Grille Height
Grille Diameter
Crossover Frequency
Crossover Order
MM455 | MM465 | MM400 |
4.0 ohms | 4.0 ohms | 5.5 ohms |
68 Hz - 20 kHz | 50 Hz - 20 kHz | 4.4 kHz - 20 kHz |
86 dB | 87 dB | 90 dB* |
13.5 oz | 14.4 oz | 5 oz |
N/A | N/A | Flush Mount Cup: |
N/A | N/A | 0.9"(22.8 mm) |
|
| Surface Mount Height: |
|
| 1.015"(25.7 mm) |
5.0" | 5.94" | 2.06" |
127.0 mm | 150.9 mm | 52.4 mm |
2.72" | 2.81" | N/A |
69.1 mm | 71.4 mm | N/A |
3" | 3 1/16" | N/A |
76.2 mm | 77.8 mm | N/A |
3/4" | 3/4" | N/A |
19.1 mm | 19.1 mm | N/A |
6 13/32" | 7 1/4" | N/A |
162.7 mm | 184.1 mm | N/A |
4200 Hz | 4200 Hz | 4800 Hz |
Tweeter & | Tweeter & | 1st Order Butterworth |
Driver**: | Driver**: |
|
2nd Order | 2nd Order |
|
Butterworth | Butterworth |
|
Polk/MOMO Mid/Woofer Technical Sheet
THIELE / SMALL PARAMETERS
| 5.25" Mid Driver | 6.5" Mid Driver |
Freq. Response | 68 Hz - 5.5 kHz | 50 Hz - 5.5 kHz |
Resonant Freq. (Fo, Fs) | 68 Hz | 50 Hz |
Qms | 9.06 | 9.58 |
Qes | 0.61 | 0.67 |
Qts | 0.58 | 0.62 |
Vas | 5.27 L | 14.61 L |
| .186 ft3 | .515 ft3 |
Cms | 431 µm/N | 493 µm/N |
BL | 5.5 TM | 5.8 TM |
Sd | .0093 m2 | .0145 m2 |
| .100 ft2 | .156 ft2 |
Mms | 12.6 g | 19.8 g |
Winding Width | 12.7 mm | 12.4 mm |
| .500in. | .488 in. |
Xmax (Linear) | 3.4 mm | 3.2 mm |
| .3132 in. | .126 in. |
Xmax (Mechanical) | 14.3 mm | 15.2 mm |
| .562 in. | .600 in. |
Le | .265 mH | .313 mH |
*When MM400 bought separately sensitivity = 90 dB with loop intact When MM400 bought separately sensitivity = 87 dB with loop cut
**Midrange extension switch on crossover will bypass driver crossover
6 A M E R I C A N P O W E R , I T A L I A N F I N E S S E | P O L K A U D I O / M O M O D E S I G N 1 |