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Uses car trunk as enclosure, isolates sound paths. Simple installation, adequate performance.
Offers best compromise in power handling and performance. Simple construction, higher power handling.
Extends low frequency response using a port tube. Good efficiency, good transient response.
Offers advantages of sealed and vented designs. Reasonable efficiency, small box volumes.
Vents sound from front and back of woofer. High efficiency over narrow band.
Provides technical specifications for the VPw 300 subwoofer model.
Lists recommended enclosure types and volumes for the VPw 300.
Provides technical specifications for the VPw 380 subwoofer model.
Lists recommended enclosure types and volumes for the VPw 380.
Provides technical specifications for the VPw 460 subwoofer model.
Lists recommended enclosure types and volumes for the VPw 460.