Boston Acoustics
Owner-"vincec"
SPG555-2 - 4.6 cu.ft. (130 Liters) tuned to 23 hz.
http://www.hometheatershack.com/forums/ported-subwoofer-build-projects/38296-spg-555-a.html
SPG555-2 - 4.6 cu.ft. (130 Liters) tuned to 23 hz.
http://www.hometheatershack.com/forums/ported-subwoofer-build-projects/38296-spg-555-a.html