WLAN CALCULATOR
Please click here for the polish version
Bandwidth (GHz):
Choose devices work frequency
Side 1

Access point (1):
Receiver sensitivity (dBm):
Write receiver sensitivity.
Typical values are from -75 to -90 dBm. You can read these data from device's card.
Sending power (dBm):
Write sending power.
Typical values are form 13 to 20 dBm.
You can read these data from device's card.

Cable (1):
Cable length (m):
Write coaxial cable length between antenna and device.
Signal attenuation for 100m (dB):
Write cable signal attenuation for 100m ie.:
H-155 - 49.6dB(2.4GHz)
RB-58/ALL - 66.5dB(2.4GHz)
RF-5 - 48.8dB(2.4GHz)
H-1000 - 19.2dB(2.4GHz)
CNT-400 - 21.5(2.4GHz),32.6(5.0GHz)

Number of connectors (1):
Number of connectors (pcs):
Write number of connectors.
For outdoor antennas
minimal number of connectors are: 2.
Side 2

Access point (2):
Receiver sensitivity (dBm):
Write receiver sensitivity.
Typical values are from -75 to -90 dBm. You can read these data from device's card.
Sending power (dBm):
Write sending power.
Typical values are from 13 to 20 dBm. You can read these data from device's card.

Cable (2):
Cable length (m):
Write coaxial cable length
between antenna and device.
Signal attenuation for 100m (dB):
Write signal attenuation for 100m ie.:
H-155 - 49.6dB(2.4GHz)
RB-58/ALL - 66.5dB(2.4GHz)
RF-5 - 48.8dB(2.4GHz)
H-1000 - 19.2dB(2.4GHz)
CNT-400 - 21.5(2.4GHz),32.6(5.0GHz)

Number of connectors (2):
Number of connectors (pcs):
Write number of connectors.
For outdoor antennas minimal number of connectors are: 2.
Distance between antennas (km):
Write the distance between antennas. The calculation will be correct if there aren't any obstacles between antennas and any metal elements in the first Fresnel's zone.

EIRP (1) (dB):
Maximal value of EIRP can't be greater than 20 dBm for 2.4 GHz and 30 dBm for 5.0 GHz.
EIRP (2) (dB):
Maximal value of EIRP can't be greater than 20 dBm for 2.4 GHz and 30 dBm for 5.0 GHz.
Antenna gain (1) (dBi):
Please write antenna gain
and press "Calculate" to calculate the gain parameter
of the second antenna.
Antenna gain (2) (dBi):
Please write antenna gain
and press "Calculate" to calculate the gain parameter
of the second antenna.
Antenna gain (1) (dB): Antenna gain (2) (dB):