Transcript
wireless Carrier SOLUTIONS
D-SBR 3921
2100MHz Digital single band, Channel and Band selective Repeater
3GPP TS 25.106 compliant
Supports 2100MHz frequency band
Supports up to 12 sub-bands with optional non-contiguous channels -
enabled by programmable innovative DSP filtering
Specific gain and power setting for each sub-band supporting single and multi-operator applications
D-SBR
Top level EVM, ACRR and emission performance support latest
3921
(Digital
Single
Band
proprietary SmartALC power control
The DSP based technology provides a
algorithm.
provides
specific gain and power setting for each
for outdoor and inbuilding WCDMA
more than gain control: it automatically
sub-band. This allows providing different
applications. It supports up to 12 sub-
optimizes the gain setting by learning
levels according to requested sub-
bands in the 2100MHz band (with
the actual range of RSSI levels over a
band. Every parameter of D-SBR 3921,
optional for non-contiguous sub-bands).
user-specified period of time. In addition,
including filter tuning and selection, is
Due to its state of the art DSP filtering,
SmartALC prevents oscillations, reduces
software-controlled
it can support all technologies in the
the amount of isolation required by the
remotely via a wireless modem. This is
same repeater.
system which in turn improves network
done via web based management tool
performance.
supporting
Repeater)
D-SBR
is
3921
specifically
fully
designed
meets
This
algorithm
3GPP
SNMP
either
locally
traps.
or
Alarm
notifications can be sent thru SMS.
UMTS standard requirements. Highly
The SmartALC, together with the low
linear Power Amplifier components and
noise figure of the repeater, minimizes
innovative DSP filtering provide top level
noise rise at the donor cell site. Smart
performance that supports high through-
ALC allows the installer to quickly set
put of the latest HSPA technology.
up the unit yet achieve the design goals
D-SBR 3921 utilizes Axell Wireless
specified by the system engineer.
AXELL WIRELESS CARRIER SOLUTIONS Axell Wireless offers a comprehensive portfolio of enhanced coverage solutions for the wireless carrier market. Based on IF-SAW filtering, patented DSP filtering™ and SmartALC™ technologies, Axell Wireless’ proven, indoor and outdoor solutions solve a wide range of network issues including interference and oscillation problems, challenging coverage holes, inadequate in-building coverage and cell extension from the smallest structures to the largest venues. Regardless of the technology or frequency, Axell Wireless can provide customized coverage solutions that address any combination of unique and complex network needs for the wireless carrier.
The D-SBR 3921 high power digital repeater is cost-effective way to complete the coverage in a cellular network. Axell Wireless’ proprietary SmartALC technology guarantees a quick and simple setup that will meet coverage needs without network performance degradation.
Specifications PARAMETERS
DOWNLINK
UPLINK
2110MHz - 2170MHz
1920 - 1980MHz
ELECTRICAL Frequency Range Passband Gain
90 dB
Passband Ripple
± 2.5 dB
± 2,5 dB
Gain Attenuation Range Composite Output Power
0 dB to 25 dB (in 1 dB steps) + 39 dBm
+ 28 dBm
Noise Figure @ Maximum Gain (typical) Number of filters (sub-bands) (*)
5 dB 1 to 12 or 1 to 8
1 to 12 or 1 to 8
Propagation Delay
< 7 μsec
Conformance standard
3 GPP TS 125.106
GENERAL Power Supply
220/110 VAC or 48V Dc
Power Consumption
280 Watt
Total RF Input Power (no damage)
+10 dBm
Impedance Level
50 Ohm
RF Connector
N-type, Female
VSWR
1.5:1
ENVIRONMENTAL Operating Temperature
-20 to +50° C
Dimensions H x W x D
540 x 382 x 313 mm
Weight
28 kg
Enclosure
IP-65, NEMA 4
(*) Supports any BW option 5 MHz - 20 MHz by setting the filter start-stop frequency
SPECIFICATIONS ARE SUBJECT TO CHANGE WITHOUT NOTICE ORDERING INFORMATION IDENTIFICATION
DESCRIPTION PART
NUMBER
D-SBR 2100
Single-band 2100MHz, 39dBm, 90dB gain per band, 8 filters with GPRS modem
D-SBR 3921
D-SBR 2100
Single-band 2100MHz, 39dBm, 90dB gain per band, 8 filters with WCDMA (Telit 864) modem
D-SBR 3921-W
D-SBR 2100
Single-band 2100MHz, 39dBm, 90dB gain per band, 12 filters with GPRS modem
D-SBR 3921-12
D-SBR 2100
Single-band 2100MHz, 39dBm, 90dB gain per band, 8 filters with GPRS modem, 48VDC
D-SBR 3921-DC
D-SBR 2100
Single-band 2100MHz, 39dBm, 90dB gain per band, 8 filters with WCDMA (Telit 864) modem, 48VDC
D-SBR 3921-DC-W
About Axell Wireless Axell Wireless is one of the top 3 global providers of wireless coverage solutions and the market leader in the provision of solutions for the public safety market worldwide. Applications for Axell Wireless equipment include coverage solutions for all sorts of environments including road and rail tunnels, metros, small and large buildings and transportation systems such as railways and aeroplanes. With its headquarters in the UK, Axell Wireless has been operating for over 30 years and has a substantial international presence operating out of 10 offices across 4 continents. A proven track record combined with a worldwide reputation for providing innovative and high quality products have made Axell Wireless a truly global player in the wireless coverage industry. www.axellwireless.com D-SBR 3921_rev C • © Axell Wireless Ltd
