SB Acoustics SB15MFC30-8 5" Polypropylene Cone Woofer - 8 ohms
Manufacturer Specifications PDF
- Vented cast aluminium chassis for optimum strength and low compression
- Mineral filled PP-cone made in-house
- Soft low damping rubber surround for improved transient response
- Non-conducting fibre glass voice coil former for minimum damping
- Extended copper sleeve on pole piece for low inductance and low distortion
- CCAW voice coil for reduced moving mass
- Long life silver lead wires
- Vented pole piece for reduced compression
Suggested boxes:
In 0.15 cubic foot sealed and stuffed box your F3 is about 89Hz.
In 0.35 cubic foot with a 1.5" diameter vent by 6" long your F3 is about 50Hz.