tags: mus-407 recording-technology

Telegraphone

The telegraphone is a [magnetic] [recording] device invented by Danish engineer Valdemar Poulsen in 1898.

• steel wire recording medium

• adapted from ideas in "Some Possible Forms of the [phonograph]" published by Oberlin Smith, American engineer, 1888

The telegraphone is the first device capable of magnetic recording and playback

• poor signal level and fidelity, crude
• some household and office use, no widespread commercial success

Sources

• MUS 407 Recording Technology