Compact Hi-Fi subwoofer build

This build is of a compact passive subwoofer that uses a 5.25inch driver and a ported enclosure, this cabinet is less than 35 x 35 x 35cm, likely smaller. the subwoofer plays down to 32hz. ideal for studio monitor subwoofers due to its flat frequency response and deep bass. and can also be used for casual listening environments such as living room, desktop speaker subwoofer.