s of carbon from button, J, details of which will be given. Numerous DETAILS OF C0N9TRUCTI0W. the surface, then the button is returned to its place in As the patents on the Bell telephone receiver and experiments demonstrated the necessity of giving to the transmitter, and the point of the platinum… … support at K, the circuit continues from as one of the best forms of microphone Fis. 2.—Internal ConetrucUon o( tbe Blake Transmitter. jthe iron ring, as shown at L, to the lower made. It took a long time for all the nice- hinge, G, thence by wire, P, to the ties of adjustment and little points of…
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