THAM 12 Subwoofer Build

Toward the end of 2013 I was getting the itch to build something & I decided upon a THAM 12 tapped horn PA subwoofer, a design from Martinsson.

I ordered the wood as a flat pack from Tim Malone on the Speakerplans forums, who runs dealing in CNC loudspeaker cabinets (both flat pack & assembled/finished).


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