User's Manual

AXELL D-MBR 3007-3008-
PS NFPA REPEATER
PRODUCT DESCRIPTION AND USER’S MANUAL
30
4.2 Configuring
RF Parameters and Channels
The gain range is up to 85
dB for
85dB.
NOTE:
The gain will then be modified automatically to its optimum value by the SALC mechanism.
This mechanism performs gradual learning of traffic load characteristics and adjusts the Repeater RF
Gain accordingly. (See section 1.4
for
The following filter selection options are available:
NOTE: The available filter selection options can be viewed in the Band Info ta
• Narrowband filters:
12.5
• Wideband filters:
200 to 20,000KHz (in 200KHz steps)
• 5MHz filters:
5,000KHz
4.2.1
Control Params Tab
You can define up to 12 filters according to their bandwidth, power, gain and gain
(used for noise control).
The defined
the screen.
To configure the signal level and
channels
1. In the topology tree, click
Root
2. Click the Control&
Params
areas:
• System –
overall parameters for the
• Sub-
band (filter) definitions
parameters.
• Sub-bands view –
graphical display of defined sub
Figure
4
Global RF
parameters
Define up to
12 filters
Graphical view
of defined
filters
PS NFPA REPEATER
PRODUCT DESCRIPTION AND USER’S MANUAL
UMCD00013 Rev 2.2 ©
Axell Wireless Ltd
RF Parameters and Channels
dB for
all bands
and is set by default to its maximum value of
The gain will then be modified automatically to its optimum value by the SALC mechanism.
This mechanism performs gradual learning of traffic load characteristics and adjusts the Repeater RF
for
more information on the SALC mechanism).
The following filter selection options are available:
NOTE: The available filter selection options can be viewed in the Band Info ta
b (section
12.5
to 1,000 kHz (in 12.5KHz steps)
200 to 20,000KHz (in 200KHz steps)
5,000KHz
Control Params Tab
You can define up to 12 filters according to their bandwidth, power, gain and gain
The defined
filters are graphically
displayed in the lower part of
channels
Root
and then 700/800.
Params
tab. The displayed window is divided into
two main
overall parameters for the
selected service.
band (filter) definitions
– used to define up to 12 sub-
bands and their RF
graphical display of defined sub
-
bands for the service.
4
-3. Sub-band Allocation Configuration
700MHz filters
800MHz filters
Axell Wireless Ltd
RF Parameters and Channels
and is set by default to its maximum value of
The gain will then be modified automatically to its optimum value by the SALC mechanism.
This mechanism performs gradual learning of traffic load characteristics and adjusts the Repeater RF
b (section
5.2.2).
You can define up to 12 filters according to their bandwidth, power, gain and gain
-delta
displayed in the lower part of
two main
bands and their RF
bands for the service.
800MHz filters