TY - BOOK ED - Institute of Electrical and Electronics Engineers. ED - American National Standards Institute TI - Ieee standard methods and equipment for measuring the transmission characteristics of analog voice frequency circuits T2 - Ansi/ieee std AV - TK7871.58A9 I44 PY - 1984/// CY - New York, new york PB - IEEE KW - Amplificador de audio KW - Audiofrecuencia N1 - "an american national standard"; Normas aprobadas el 17 de marzo de 1983 por la ieee standards board y aprobadas el 12 de abril de 1985 por la ameirican national standars institute ER -