Special meeting, Washington, D.C., Sept. 18, 1888 1 v.The speaker is eliminated. ... The driving electromagnetic coils would be quite efficient with 3, 000 turns of the wire around the core (ferrite alloy compound). ... If a repair was needed in the ear canal component, a spare unit could be worn in the interim. ... mm lateral to the eardrum in order to compensate for the distance to the incus and tympanic membrane, to minimize damping of electromagnetic forces.
|Title||:||Transactions of the American Otological Society|