Quantity   Component name
4 × 25 AWG Gauge Magnet Wire 250' Enameled Copper Coil Winding
1 × BB-2PR 600 Hz 4 ohm Bass Blocker
1 × Armature from induction motor (universal bathroom vent fan motor replacement electric motor)
4 × Screw Terminal Blocks
1 × White Rogers Class 2 Transformer, 24VAC
1 × 2-prong Extension cord
4 × M12 Hex Head bolts and Nuts
1 × On-Off Push Button Switch