SB Acoustics SB15MFC30-4 5" Polypropylene Cone Woofer - 4 ohms version
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:
Sealed box of 0.1 cubic foot with 50% filling for a F3 of 100Hz
Vented box of 0.2 cubic foot with 20% filling and 1” vent by 4.75” long for a F3 of 65Hz
Vented box of 0.3 cubic foot with 20% filling and a 1.5” vent by 6” long for a F3 of 53Hz