Tool Center

Simple Telecom Link Budget

Link Parameters

Changes the link distance property.

km

Distance between the transmitting and receiving antenna.

AU

Distance between the transmitting and receiving antenna.

GHz

Antenna operating frequency.

Signal-to-noise ratio of the link.

Loss Parameters

dB

Transmitting system losses.

dB

Receiving system losses.

dB

Losses from clouds, fog, rain, etc...

dB

Other losses (e.g. line loss)

Transmitting System

W

Effective transmitting power of the antenna.

%

How efficiency the anntena transmits.

m2

Area of the transmitting surface.

Receiving System

%

Efficiency of the receiving anntena.

m2

Area of the receiving surface.

C

Receiver system temperature.

Outputs

Data Rate
13.41 kbps
Space Loss
-94.86 dB
Transmitter Gain
5.63 dB
Receiver Gain
19.84 dB
Noise Figure
3.50

Calculation Log

satcatalog: python simple_link_budget.py
  • frequency_hz = 2.2 x 10^9
  • wavelength = 299792458.0/2200000000.0
  • transmitter_gain = 0.54 x (4.0 x 3.1416 x 0.01) / (0.1363^2)
  • transmitter_gain_db = 5.6281 dB
  • receiver_gain = 0.57 x (4.0 x 3.1416 x 0.25) / (0.1363^2)
  • receiver_gain_db = 19.8423 dB
  • loss_space = (0.1363/(4.0 x 3.1416 x 600.00))^2
  • loss_space_db = -94.8593 dB
  • noise_figure = 1+(725.15/290)
  • noise_figure = 12.53 dB
  • data_rate = (2 x 3.6543 x 0.0026) x (0.0000 x 0.1259 x 0.0316) x (96.4337 x 0.0009) / ((1.38064852e-23) x 725.15 x 16)
  • data_rate = 13412.48 bit/sec