TY - BOOK AU - Smith, Jack R. TI - Modern communication circuits SN - 0-07-059283-7 U1 - 621.3.049/S61 PY - 1935/// CY - Massachusetts PB - McGraw-Hill Company KW - SISTEMAS DE COMUNICACIÓN KW - RADIO KW - MEDIDA DEL RUIDO N1 - Incluye índice: páginas 573-577; 1. Introduction to radio communication systems -- 2. Small-signal amplifiers -- 3. Network noise and intermodulation distortion -- 4. Frequency-selective networks and transformers -- 5. High-frequency amplifiers and automatic gain control -- 6. Hybrid and transmission-line transformers -- 7. Oscillators -- 8. Phase-locked loops -- 9. Phase-locked loop analysis -- 10. Frequency synthesizers -- 11. Power amplifiers -- 12. Modulators and demodulators ER -