How To Build DIY Home Subwoofer (Passive + Sealed)

This is a short clip on how to build a DIY subwoofer to complement your home cinema / car stereo system for that rich, crisp, and tight low-end bass! Put some time and effort, you can build awesome stuff like this! Let's do this....

List of primary components used in building the 12" passive sealed type subwoofer:

- Konzert KW-3000M 12" Subwoofer Driver, 30Hz-2KHz Frequency Response, 350 Watts, 93dB SPL, Dual 8 Ohm Impedance
- 3/4"x4'x8' Marine Plywood or MDF
- Rubber feet (with metal core)
- 2 1/5" wood screws and nails
- T nuts with carbon steel Allen bolts
- #12 speaker wire
- Speaker binding post
- Fiber fill
- Black speaker carpet
- No More Nails all purpose adhesive, silicon sealant, and a bottle of rubber cement for sticking the speaker carpet.
- ...and a bunch of tools.

Subwoofer enclosure box has 16"x16"x16" inner dimensions. Tuned @ 28Hz using Box-Port Design, Box Notes, and WinISD, and some JBL Android app. Wired and soldered as a straightforward stereo so each voice coil must be connected to normal Left and Right amp speaker output for full power capacity.

Music credits to Phace - Strange Science    • Phace - Strange Science  

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