Parts List

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1) 2 pieces of 2x1 cm electrical cable duct 19 cm long.

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2) 1 wood plate 15 cm long, 10 cm wide and 0.5cm thick.

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3) 1 rectangular piece of wood 5 cm long, 1 cm wide and 0.5 cm thick.

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4) 1 piece of PVC tube with internal diameter of 2 cm and 3.5 cm long.

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5) 1 on/off switch.

US$ 2,00 + Freight

6) 1 rectangular piece of Styrofoam (or wood) 4.5 cm long, 3 cm wide and 1.5 thick, with a 2.6 x 1.6 cm rectangular hole in the middle.

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7) 1 neodymium magnet with diameter of 0.8 cm and 0.5 cm high.

US$ 2,00 + Freight

8) 1 Reed switch for 3 Amps.

US$ 7,00 + Freight

9) 1 rectangular piece of cardboard 8.5 cm long, 6.3 cm wide, with a 6x3 cm rectangular internal hole.

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10) 1 rigid and straight metal shaft. Dimensions: length=12 cm, diameter=2 mm.

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11) 2 equal square pieces of cardboard with 1.9 cm side.

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12) 2 flexible blue (or black) wires for 1 Amp with an alligator clip in one end and a female spade terminal on the other end.

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13) 1 rubber cylinder with diameter=1.5 cm and central hole of diameter=1 mm.

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14) 2 ball bearings with flange. Dimensions: internal diameter=2 mm, external diameter=6 mm (without flange) and total diameter=8 mm (with flange).

US$ 7,00 + Freight

15) 1 plastic support for the transformer. Dimensions: length=8.5 cm, width=6.2 cm and high=4.4 cm. Dimensions of the inner hole: length=5.6 cm and width=3.2cm.

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16) 2 block ferrite magnets, magnetized perpendicular to the large faces. Dimensions: length=4 cm, width=2 cm and thickness=0.8 cm

US$ 2,50 + Freight

17) 1 9V-Alcaline battery.

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18) 2 male spade terminals.

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19) 1 standard 9V battery connector with two female spade terminals.

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20) 250g of enameled copper wire, AWG 28.

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