3 x 1 ft. AWG 18 wire, stranded, in red, white, yellow (I realize now I should have bought AWG 22 wire and it should be solid, not stranded -- need to buy) knob for potentiometer. rosin-core solder (need to buy) soldering iron (I have one) wire cutters and wire strippers (I have) zip ties for enclosure (optional, have not bought).
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