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Updated: May 25, 2025
The posts, with which the conducting-cords are to be connected, are arranged in a row near the front of the helix-box, and are marked A, B, C, D. Either two of these posts may be used to obtain a current; and since they admit of six varying combinations, six different currents are afforded by the machine, viz: the A B current, the A C current, the A D current, the B C current, the B D current, and the C D current.
Then, with the two copper connecting-wires, connect the post which stands on the wooden bar above the platina with the post stamped P on the helix-box, and the brass clamp N with the post N on the helix-box.
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