Precision Power PC8C2 - Manual (Page 4)

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POWERCLASS PC8 C2 Subwoofer
PC8 C2 Enclosure Recommendations
SPL 1: 1.31cu.ft. Bandpass F3: 49Hz Fo: 60Hz
.61 Sealed/.7 Ported, 3"Dia x 5.5"L Port
SPL 2: .75 cu.ft. Ported F3: 40Hz Fo: 43Hz
3"Dia x 11"L Port
General Use 1: .75 cu.ft. Ported F3: 40Hz Fo: 43Hz
3"Dia x 11"L Port
General Use 2: .5 cu.ft. Ported F3: 46Hz Fo: 47Hz
2"Dia x 6"L Port
Audiophile 1: .75 cu.ft. Sealed F3: 48Hz
1) 4"Dia x 7.75"L Port
Audiophile 2: .5 cu.ft. Sealed F3: 49Hz
See page 6 for examples of dimensions for these enclosures.
PC8 C2 Specifications
Normal Power Handling 150 W rms
Voice Coil Diameter 2” / 50.8mm
Voice Coil Type / Former 4 Layer/TIL
Resonant Frequency 32 Hz
Qts-Total Damping 0.49
Qms- Mechanical Damping 9.20
Qes- Electromagnetic Damping 0.518
Vas- Equivalent Compliance Volume .80cuft / 22.78 liter
DC Resistance of V.C. 3.6W / 6.8W
Sensitivity (SPL at 1W) 87.57 dB
Xmax (Linear Excursion)
±
.343" / 8.72 mm
Peak to Peak Excursion
±
.629" / 16.00 mm
Mms- Total Mass 2.34oz / 66.35 g
Sd- Piston Area .230sqft / 0.0214 sqm
Bl- Magnet Product 9.26 Tm
Cone Material Carbon Poly
Basket Material Stamped Steel
Net Weight 5.80 lbs / 2.63kg
Dimensions 8.09” dia. X 4.375” H
205mm dia. X 110mm H
Mounting Hole Diameter 7.375” /185mm
Mounting Depth 4.00" /102mm
Displacement .04 cuft / 1.13 liter
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