Ubee UBC1301-AA00 User Manual page 56

Ubee Interactive
1. Connect a wireless client to the wireless UBC1301-AA00. Refer to
Wireless Device on page 15
2. Place the wireless client at around one meter (three feet) away from the UBC1301-
AA00.
3. Obtain the RSSI value for the connected client. This value is used in the formula
further below.
4. Use the following table to determine what materials the wireless signal must travel
through to reach the desired wireless coverage distance.
5. Use the following table to determine what materials the wireless signal must travel
through to reach the desired wireless coverage distance.
Free Space
Interior Drywall
Cubicle Wall
Wood Door (Hollow/Solid)
Brick, Concrete Wall (Note 1)
Glass Window (not tinted)
Double Pane Coated Glass
Bullet Proof Glass
Steel / Fire Exit Door
Human Body
Trees (Note 2)
Note 1: Different types of concrete materials are used in different parts of the world and the thickness
and coating differ depending on whether it is used in floors, interior walls, or exterior walls.
Note 2: The attenuation caused by trees varies significantly depending upon the shape and thickness
of the foliage.
6. Use the attenuation value from the materials table above in the following formula:
Formula:
Ubee UBC1301-AA00 Advanced Wireless Voice Gateway Subscriber User Guide • March 2017
Attenuation Considerations
Material
(Transmit Power, use -30dBm) – (Receiver Sensitivity, use RSSI value) =
Allowable Free Space Loss
Allowable Free Space Loss ÷ Materials Attenuation Value =
Optimal Distance in Feet Between the UBC1301-AA00 and a Wireless Client
if needed.
2.4GHZ
0.24dB / foot
3dB to 4dB
2dB to 5dB
3dB to 4dB
6dB to 18dB
2dB to 3dB
13dB
10dB
13dB to 19dB
3dB
0.15dB / foot
Using the WLAN Option
Connecting a
Attenuation
5GHz
0.3dB / foot
3dB to 5dB
4dB to 9dB
6dB to 7dB
10dB to 30dB
6dB to 8dB
20dB
20dB
25dB to 32dB
6dB
0.3dB / foot
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