TY - BOOK ED - The American Radio Relay League TI - The ARRL handbook for radio amateurs 2002 SN - 0-87259-189-1 U1 - 621.396(035)/A49 PY - 2001/// CY - Estados Unidos PB - The American Radio Relay League, Inc. KW - RADIO KW - CIRCUITO DE RADIO KW - RADIOFRECUENCIA KW - RADIORRECEPTORES N1 - Incluye índice: páginas 1188-1212; 1. Introduction -- 2. Fundamental theory -- 3. Pracitcal design and projects -- 4. Construction techniques -- 5. Operating practices ER -