SB Acoustics SB20PFCR30-8 8" Woofer Paper Cone 8 ohm- ROUND
This 8" papyrus fiber paper cone woofer is a great value for this build quality and performance. The specifications make it a good choice for many different enclosure types. An extended and smooth frequency response suggests simple crossovers, even none at all.
- Vented reinforced plastic chassis
- Proprietary cone material with natural fibers made in-house
- Soft low damping rubber surround for improved transient response
- Large spider for improved linearity
- Optimized motor system
- Vented coil former for low compression
- Non-resonant long life lead wires
Some possible box alignments:
Sealed box of 0.5 to 0.75 cubic foot for a 3dB down of about 70Hz
Vented box of 0.75 cubic foot with 2" Ø vent by 5" long for f3 of 55Hz
Vented box of 1.0 cubic foot with 2" Ø vent by 4" long for f3 of 49Hz
Vented box of 1.25 cubic feet with 2" Ø vent by 3.5" long for f3 of 45Hz
Vented box of 1.5 cubic feet with 2" Ø vent by 3" long for f3 of 42Hz