the moving coil is merely them of exceeding ingenuity, which have been made fF, and not by earth, so that it does not affect neigh- held between centers, jewels being unnecessary. Thus to construct an instrument capable of reproducing boring telephone circuits. The circuit, KHEZ'H, has the motion… … circuit, the armature of the relay, R, being against the the facts here given we are indebted to The Electri- left-hand stop. This magnet, Q, raises the pen from cian and The Electrical Review, of London. the paper by slightly moving the cross-bar, S, in a Fig. 1 shows the principle on which the…
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