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Link Budget Calculator

Link budget calculator can be used for calculating:
► required BUC power for covering exact distance;
► reachable distance depending on exact BUC power;
► and at the same time you may calculate directed parabolic antenna gain at receiving and transmitting sides
Video instructions about link budget calculator watch below

Calculation parameter

Calculate reachable distance Calculate required BUC power

Main parameter

BUC power:

Reachable distance:

Input parameters

Quantity of frequency carriers:

Frequency carrier bandwidth:

MHz

P1dB back off:

Target C/N:

For Broadcast
QPSK = 12 dB
8PSK = 15 dB
QAM16 = 19 dB
QAM64 = 25 dB
QAM256 = 35 dB
COFDM = 20 dB
For Radio Relay Link add +10 dB margin

Frequency:

MHz

Tx antenna Gain:

Tx antenna Diameter:

Rx antenna Gain:

Rx antenna Diameter:

Loss factor:

Results

BUC power

Reachable distance