noun
Meaning 1
An analogue precursor to the fax machine, transmitting electrical impulses recorded by potentiometers to servomechanisms attached to a pen at the receiving station, thus reproducing a drawing or signature made by the sender.
Definition source: English Wiktionary via Wiktextract
Usage: historical
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided