Punch P3SD4-8 Shallow 8" Dual 4-Ohm Subwoofer
The Rockford Fosgate Punch P3SD4-8 Shallow 8" Dual 4-Ohm Subwoofer is a high-performance subwoofer. Designed for deep bass reproduction and high SPL output.
Thiele-Small Parameters
Measured at small signal levels per AES standards
Electromechanical
Fs
39 Hz
Re
6 Ω
Le
1.46 mH
Q Factors
Qts
0.87
Qes
1.05
Qms
5
Compliance & Mass
Vas
15.8 L
Sd
220 cm²
Excursion
Xmax
8.5 mm
Sensitivity
SPL0
82 dB
Power Handling
Pe
150 W
Parameters measured per AES2-1984 (r2003) standards. Small-signal parameters valid within linear operating region.
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Rockfordfosgate
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Frequently Asked Questions
What is the Rockford Fosgate Punch P3SD4-8 Shallow 8" Dual 4-Ohm Subwoofer?
The Rockford Fosgate Punch P3SD4-8 Shallow 8" Dual 4-Ohm Subwoofer is car audio equipment made by Rockford Fosgate.
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