(a.) To arrange, as a telegraph line, so that two messages may be transmitted simultaneously; to equip with a duplex telegraphic outfit.
DUPLEX
Meaning of DUPLEX in English
Webster's English dictionary. Английский словарь Webster. 2012
(a.) To arrange, as a telegraph line, so that two messages may be transmitted simultaneously; to equip with a duplex telegraphic outfit.
Webster's English dictionary. Английский словарь Webster. 2012