Lancom Systems LCOS 3.50 User Manual

Page 259

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Chapter 11: Wireless LAN – WLAN

LANCOM Reference Manual LCOS 3.50

259

Wi

re

le

ss

L

A

N

WL

A

N

connections, and even the air, and amplifying elements such as the external
antennae.

The calculation of the power over the path begins at the transmitters's
radio module. The radio module in the LANCOM access points in 802.11a
mode emits the following power levels depending on the channel used
and the data transmission rate:

To achieve a data transmission rate of 24 Mbps the radio module emits a
power of 17 dBm.

Free-space loss

Amplification with

antenna gain

Output power of the

radio module

Loss through

cable, plugs and

lightning

Amplification with
antenna gain

Input signal at the
radio module

Loss through
cable, plugs and
lightning

Mbps

5.150 - 5.250

GHz

5.250 - 5.350

GHz

5.470 -5.725

GHz

5.725 - 5.850

GHz

6

17

17

17

17

9

17

17

17

17

12

17

17

17

17

18

17

17

17

17

24

17

17

17

17

36

14

14

14

14

48

13

13

13

13

54

12

12

12

12

72 (Turbo)

14

14

14

14

96 (Turbo)

13

13

13

13

108 (Turbo)

12

12

12

12

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