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Microwave System Design
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Communication Basics #10 Microwave System Design
Communication Basics #24 Worked Example: Microwave Link Budget
Communication Basics #25 Worked Example: Microwave Link Feasibility (LINK-1 vs LINK-2)
Related lessons
Solution Notebook · EN
#10 LOS and Fresnel clearance, free-space loss, link budget, receiver threshold, fade margin, and ITU-R availability scope
Solution Notebook · EN
#24 calculate 96.6-dB free-space loss at one mile and 1 GHz, −50-dBm received signal level from gain/loss bookkeeping, and 20-dB fade margin against −70-dBm sensitivity while separating dB/dBm/dBi, conditional band selection, and availability-based design
Solution Notebook · EN
#25 derive a 10-mile LINK-2 distance from equal 116.6-dB free-space loss for a 10-GHz/one-mile LINK-1 and 1-GHz LINK-2, calculate −70-dBm LINK-1 RSL and 8-dBm transmit power for a −72.6-dBm LINK-2 target, compare +20-dB and −12.6-dB margins, and correct the ideal threshold distance to 2.344 miles