Specifications

Diameter: 6.5 (170mm)
Sensitivity: 88.1 dB
Power Handling: 150 WRMS (300W Pk)
Frequency Response: 10 ~ 4000 Hz
Nominal Impedance: 4 Ohms
Voice Coil Diameter: 1.37 (35mm)
Peak Xmax: 10mm
Magnet Weight: 30 Oz

Mounting depth 2.94 (74.6mm)
Thiele-Small Parameters

Free Air Resonance: 52 Hz
Voice Coil DC Resistance: 3.8 ohms
Voice Coil Inductance @ 1 kHz: 0.9 mH
Mechanical Q (Qms): 2.46
Electrical Q (Qes): 0.516
Total Q (Qts): 0.426
Compliance Volume (Vas): 15.05; 0.53 ft3
Moving mass, Diaphragm: 20.0 Gr
Motor Force Factor: 5.68 Tm


Outer diameter 6.75 (171mm)
Cutout diameter 5.87 (149mm)

Sealed Enclosure Sealed Box Responses from top to bottom at 10Hz:
1.0, 0.5, 0.25 cubic feet excluding driver displacement
Response corrected for medium sedan 66Hz.


Ported Enclosure
Ported Box for ideal installed response:
0.35 cubic feet excluding driver and port tube displacement
Approx .05 cubic feet should be allowed typically for both.
40Hz port frequency, 13.8 long by 2 inner diameter port tube
Tube flared at both ends is recommended.
Response corrected for medium sedan 66Hz.