Loudspeaker with single layer rectangular wire voice coil wound

Patent

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H04R 904

Patent

active

040618900

ABSTRACT:
A moving coil loudspeaker is constructed with a low resistance (e.g. one ohm) single layer anodized aluminum rectangular wire voice coil wound on a slit anodized aluminum bobbin and a notch in the adjacent pole plate for the return length of the voice coil wire.

REFERENCES:
patent: 1962012 (1934-06-01), Grassmann
patent: 2769942 (1956-11-01), Hassan
patent: 3935402 (1976-01-01), Gersten

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