📡 Link Budget Lab
Twelve interactive calculators for satellite link engineering.
🛰️ Orbit Period & Velocity
Period and velocity from altitude.
📡 Free Space Path Loss
FSPL from distance and frequency.
🎯 Antenna Gain
Parabolic dish gain and beamwidth.
⚡ EIRP Calculator
Effective Isotropic Radiated Power.
📶 C/N₀ & Eb/N₀
Carrier-to-noise density and bit energy.
🌧️ Rain Fade Estimator
Attenuation estimate by band and rain rate.
🌍 Slant Range
Slant range from elevation angle.
📐 Doppler Shift
Frequency shift for moving satellites.
🔢 Modulation Selector
Choose ModCod from available Eb/N₀.
📊 Link Margin
Available vs required Eb/N₀.
🔋 Power & Solar Panel
Satellite solar array sizing.
🌐 Constellation Coverage
Number of satellites for global coverage.
🏆 Level 1
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