PI4CC
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We got a few heavy rotor units without a direction read-out. The above schematic is build and tested in our rotors with good results. The display for read-out is made by Velleman and can be orderd here. Use a 10 turn pot in the rotor and in the read-out circuit. |
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A close up of the reader in the rotor. |
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An old hamIV control unit is used. |