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Coil bobbin parts for 0.25mm urethane coated copper wire 3200 turns
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Assembly(Gluing) bobbins
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| 0.25 to 0.26 urethane coated copper wire 500g. Imported from China via AliExpress.
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Rounding coil with a table-top lathe machine.
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Rounding coil by a Lathe with hand-made analog counter.
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Finished rounding.
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Bobbin walls to prevent bobbins expanding.
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Glued walls to coil bobbins, these plastic are PLA+. And the glue is adhesive for acrylic materials.
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Magnetic circuit except Neodymium magnets
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Magnetic circuit with Neodymium magnets. Magnets polar direction are same at up and down but reversed left and right.
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Coil holder of the vertical pendulum. The bobbin is same as horizontal one.
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Magnetic circuit of the vertical pendulum.
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Cutting copper damper plate (0.5mm thickness)
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Bending damping cover plate
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Magnetic circuit parts
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Magnetic circuit assembly
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Measuring the strength of the magnetic circuit.
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