. Bell telephone magazine . Indications are that the sys-tem is performing satisfactorily. The next No. 1 ESS office scheduled forservice will be the PE 6 office at West 36thStreet in New York City. This office will fea-ture the initial use of signal processors forincreasing the call handling capacity of theNo. 1 ESS. A new device now promises to allowthe seriously handicapped person tocommunicate with someone by the Sensicall, the new phone sub-stitutes sense of touch or the sense ofsight for speech and hearing. It is being pro-duced in limited amounts by Western Elec-tric for


. Bell telephone magazine . Indications are that the sys-tem is performing satisfactorily. The next No. 1 ESS office scheduled forservice will be the PE 6 office at West 36thStreet in New York City. This office will fea-ture the initial use of signal processors forincreasing the call handling capacity of theNo. 1 ESS. A new device now promises to allowthe seriously handicapped person tocommunicate with someone by the Sensicall, the new phone sub-stitutes sense of touch or the sense ofsight for speech and hearing. It is being pro-duced in limited amounts by Western Elec-tric for the New York Telephone Company,one of whose engineers developed it. The device has successfully undergonetests in homes and at a school for the deafand is now available to customers. Twomodels are available, one for persons whoare deaf and blind and the other for personswho cannot hear, but can see. The first uses a small magnetically con-trolled button which vibrates whenever asound comes over the telephone line. The 57. New York Telephone Company engineer, Ralph Serafinn, developer of Sensicall, discussesassembly of the special phone for the handicapped at New York Distributing House. handicapped person places his finger on thebutton to feel the vibration. Since he is ableto sense the duration of the sound, a codefor communication can be set up using shortand long sounds such as dots and dashesof the Morse Code. The person calling cantransmit signals by humming, whistling ortapping on the mouthpiece of his phone. The Sensicall designed for persons whocan see is equipped with a small lamp thatconverts long and short sounds into longand short blinks of light. Each Sensicall is equipped with a trans-mitting button which, when pressed, sendsa buzzer tone over the line. The handicappedperson is thus able to send and receive sig-nals to and from any other telephone. Acombination on-off switch and control regu-lates the intensity of light or vibration. Worlds Telephones H Ame


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Keywords: ., bookauthoramerican, bookcentury1900, bookdecade1920, bookyear1922