Media Summary: Pre emphasis and Deemphasis, Preference of FM over AM for Sound Transmission. RADIO WAVE PROPAGATION METHODS: Ground waves, sky waves and space wave propagation, Booster stations. Picture Signal Transmission, Effect of positive and Negative Modulation on Picture and Sync signal.
Television Engineering Module 3 Lecture 2 - Detailed Analysis & Overview
Pre emphasis and Deemphasis, Preference of FM over AM for Sound Transmission. RADIO WAVE PROPAGATION METHODS: Ground waves, sky waves and space wave propagation, Booster stations. Picture Signal Transmission, Effect of positive and Negative Modulation on Picture and Sync signal. Conical dipole antenna, Bow tie antenna, parabolic reflector antenna and log periodic antenna. YAGI UDA ANTENNA: Concept of reflectors and directors, Design of yagi antenna. Resonant and Non Resonant Antennas, Antenna Arrays: Broadside and endfire, Folded dipole, parasitic elements.
