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Short-Haul 4-Wire Communications

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Fundamental differences between 2-wire and 4-wire telephony are discussed. Attention is focused upon transmission and conferencing, with due consideration given other relevant factors. Emphasis is placed on the advantages of complete 4-wire communications for local network and short haul use.

JAES Volume 11 Issue 3 pp. 244-249; July 1963
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AES - Audio Engineering Society