Communication

The telephone has a history that precedes Ericsson. Here we present the early development of the telegraph and telephone, and the rise of telephony. Ponder the unique pictures from pioneer times of telephony. Discover the telephone’s entrance to daily home life, the workplace and in literature.

"The telephone is the instrument of the devil"

The telephone was first demonstrated in Stockholm in 1877. At first, phones were found in general stores, telegraph offices and drug stores. The greatest fear, however, was that the telephone was in some way able to attract evil spirits, or at least thunder and lightning.
Read more about the instrument of the devil

Awaiting your call

Digitization makes it possible to take samples of the speech signal and to transmit the numerical values corresponding to the sound level. Capacity can now be increased by sending several signals that are digitally combined with each other.
Read the article "Awaiting your call"

Strindberg's telephone tragedy

The story in "Half a sheet of foolscrap," takes place within a few minutes during a day in Stockholm in the early 1900s. A young man is in the process of moving. As he is leaving, he notices a half sheet of paper tacked to the wall by the phone on which numerous telephone numbers have been written.
Read more about "Strindberg's telephone tragedy"