On This Day in Telephone History May 4TH 1875

by
On This Day in Telephone History May 4TH 1875 Alexander Graham Bell Conceived of using Varying Resistance. Alexander Graham Bell conceived of using varying resistance in a wire conducting electric current to create a varying current amplitude. Bell wrote in a letter to Gardiner Greene Hubbard: “a continuous current of electricity passed through a vibrating wire should meet with varying resistance, and hence a pulsatory action should be induced in the current”

Alexander Graham Bell conceived of using varying resistance in a wire conducting electric current to create a varying current amplitude. Bell wrote in a letter to Gardiner Greene Hubbard: “a continuous current of electricity passed through a vibrating wire should meet with varying resistance, and hence a pulsatory action should be induced in the current” … Read more

On This Day in Telephone History May 1ST 1877

by
On This Day in Telephone History May 1, 1877, the First Telephones Rented For Business Use on a Private Line. Roswell C. Downer rented the First Telephones for business use on a private line between Boston and Somerville. From Downer's home, at 170 Central St., Somerville, to the office of Stone & Downer, Bankers, 28 State St., Boston (3 miles)

First Telephones Rented For Business Use on a Private Line. Roswell C. Downer rented the First Telephones for business use on a private line between Boston and Somerville. From Downer’s home, at 170 Central St., Somerville, to the office of Stone & Downer, Bankers, 28 State St., Boston (3 miles)

On This Day in Telephone History April 30TH 1916

by
On This Day in Telephone History April 30TH 1916 Enrico Caruso Sang over the Transcontinental Telephone Line

Enrico Caruso sang over the transcontinental telephone line from Atlanta, GA to San Francisco. At 4:00 a.m. on April 30, 1916, a near-capacity audience at the Tivoli listened to Enrico Caruso sing in Atlanta, Georgia, over Pacific and American Bell Telephone long-distance lines at the San Francisco Press Club’s “Ten Years After” commemoration of the … Read more

On This Day in Telephone History April 29TH 1880

by
On This Day in Telephone History April 29, 1880, The Bell Telephone Company of Canada was incorporated to operate the telephone business throughout Canada and to manufacture telephones and associated equipment. Among the petitioners for the charter were professor Alexander Melville Bell and Hugh C. Baker. At the end of the year the company operated 13 exchanges and 2100 telephones.

The Bell Telephone Company of Canada was incorporated to operate the telephone business throughout Canada and to manufacture telephones and associated equipment. Among the petitioners for the charter were professor Alexander Melville Bell and Hugh C. Baker. At the end of the year the company operated 13 exchanges and 2100 telephones.