// multi-utility computation suite · offline · instant · precise
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│ computation suite │
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eng.link-budget-wireless Calculator
Calculates wireless link budget from EIRP, path loss, receive gain, and sensitivity to determine link margin. Link margin of 10–15 dB provides coverage probability above 90% in the edge of coverage area — insufficient margin causes dropped connections.
Inputs
Eirp Dbm
Reference formula or conversion factor shown for context.
Fspl Db
Reference formula or conversion factor shown for context.
Rx Gain Dbi
Reference formula or conversion factor shown for context.
Misc Losses Db
Reference formula or conversion factor shown for context.
Noise Figure Db
Reference formula or conversion factor shown for context.
Bandwidth Mhz
Horizontal extent perpendicular to the length.
Results
received power Pr (dBm)
Reference formula or conversion factor shown for context.
noise floor (dBm)
Random or irrelevant variation in the measurement.