| Advantages | Disadvantages | |------------|---------------| | No digging/right-of-way issues | Requires line-of-sight | | Faster deployment | Weather-dependent (rain fade) | | Lower initial cost for short/medium haul | Limited bandwidth compared to fiber | | Scalable | Frequency licensing required |
Unlike satellite communications, terrestrial radio relay systems operate on a basis, meaning the transmitting and receiving antennas must visually "see" each other without obstruction. Due to the curvature of the Earth, these links are typically limited to distances of 30 to 50 km between relay stations, which act as regenerators of the signal. Cours Transmission Par Faisceaux Hertziens Pdf Download
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