TY  - BOOK
ED  - INTERNATIONAL TELEPHONE AND TELEGRAPH
TI  - REFERENCE DATA FOR RADIO ENGINEERS
U1  - 621.3841 
PY  - 1967///
CY  - Estados Unidos
PB  - INTERNATIONAL TELEPHONE AND TELEGRAPH CORPORATION
KW  - INSTALACIONES ELECTROACUSTICAS
KW  - RADIOTELEFONO
KW  - SISTEMA DE RADIO
ER  -