Node G 938 and Node G 941 RF Enhancer Large Area Coverage, Capacity, and High Speed Data for GSM and EDGE Networks

PRODUCT

SPECIFICATION

An excellent choice for any in a product that is used as a primary that rival a base station. network element. area, from the urban core to The Node G 938 and Node G 941 rural highway The Node G 938 and Node G 941 are self-diagnosing, self-adaptive, and are more than simple enhancers. The virtually maintenance free. They are units are ideal for the first phase of designed to provide more than 10 the network rollout, and for any sub- years of service under virtually any sequent phase where cost, coverage, conditions. and quality need to be optimized. • One man lift form factor The Node G 938 and Node G 941’s primary functions are to • Auto wizard setup for easy increase signal strength between a installation mobile and a base station in areas where high-quality voice or high-speed • Digital filtering and digital Now designers of GSM systems data service is not available. This may predistortion have an RF enhancer that provides include extending coverage areas base-station-like performance. such as small towns, shaped coverage • Uniform phase and magnitude around man-made or natural obsta- amplification The Andrew Node G 938 and cles, or extending a network beyond Node G 941 are RF enhancer for their primary target areas. The units • Automatic feedback interference GSM systems. cancellation are excellent choices for any coverage The enhancers are capable of filter- area from the urban center to the rural ing and amplifying from 1 to 4 GSM, • Virtual test instruments highway. GPRS, EDGE channels across the entire band. They are designed to be part of From their power level to their setup, • GSM quality diagnostics the primary infrastructure and include the Node G 938 and Node G 941 all the features and functions expected have intelligence and performance • SNMP and web-based GUI SPECIFICATIONS

Node G 938 and Node G 941 RF Enhancer – Product Specifications

Electrical

Frequency range UL, MHz Return loss, dB ...... 15

...... Uplink ...... 880 to 915 Channel bandwidth, kHz ...... 200 ...... Downlink ...... 925 to 960 Channel selectivity, dBc ...... -50 @ 400 kHz Channels ...... 2 per cabinet ...... -60 @ 600 kHz ...... 4 maximum ...... -80 @ 1 MHz

Downlink power, dBm Far off selectivity (ultimate rejection), dBc ...... -100

Node G 941...... Spurious emissions, dBm ...... -36 ...... GSM ...... 41.0 @ 2 channels* ...... EDGE ...... 39.0 @ 2 channels* Power supply ...... Standard ...... 90-265 Vac/40-60Hz Node G 938...... Optional ...... 48 Vdc ...... GSM ...... 38.0 @ 2 channels ...... EDGE ...... 36.0 @ 2 channels Power consumption, Watts...... 220 @ 2 channels ...... 440 @ 4 channels ...... GSM ...... 38.0 @ 4 channels* ...... EDGE ...... 36.0 @ 4 channels* RF connectors ...... Standard ...... 7-16 DIN female Uplink power, dBm ...... Optional ...... N female

...... GSM ...... 31.0 @ 2 channels ...... EDGE ...... 27.5 @ 2 channels Environmental ...... GSM ...... 31.0 @ 4 channels ...... EDGE ...... 27.5 @ 4 channels Ingress protection ...... IP 65

Output power step size, dB ...... 1 Temperature range ...... -33°C to +50°C

Output power accuracy, dB ...... ±1.5

Minimum downlink input power Mechanical at full output power, dBm ...... -60 Height, width, depth, mm (in) ...... 546 x 320 x 310 Maximum input power, dBm ...... +16 ...... (21.5 x 12.6 x 12.2)

Maximum input power Weight, kg (lb) ...... 28 (61.5) without overdrive, dBm ...... -30 * using air combining Uplink noise figure, dBm ...... +5.0 All figures are typical values Delay, μs ...... Standard ...... 6.5 ...... With ICE ...... 9.5

Maximum gain (automatic setting), dB

Node G 941...... 101 Node G 938...... 98

Gain adjust range, dB ...... 40 in steps of 1

Node G SPECIFICATIONS

Node G 938 and Node G 941 RF Enhancer – Product Specifications

The Node G 938 and Node G 941 are dedicated Features and functions may be locally or remotely moni- GSM device. They requires no additional hardware tored and changed via a web browser. upgrades as a network migrates from the present GMSK In addition, Andrew provides a dedicated OMC and modulation (GSM/ GPRS) to 8PSK modulation (EDGE). has implemented a standard SNMP based MIB that This software programmable radio may be upgraded can easily integrate into any 3rd party OMC platform. locally through an USB based web connection or The graphical browser provides an intuitive setup menu, remotely via a wireless modem. The modem may be cir- including a wizard that allows users, regardless of skill cuit switch or packet data based. This provides the net- level, to correctly setup the equipment without any addi- work management system with on-demand, alarm gener- tional equipment. ated, or heartbeat monitoring via the always-connected packet features.

Technician Setup Menu

Alarm Menu SPECIFICATIONS

Node G 938 and Node G 941 RF Enhancer – Product Specifications

Features Items measured ...... Measurement of BCCH power, channel power, BER, VSWR, RSSI, system identification. Weekly statistics ...... Collecting data (min, max, average, standard deviation) of items measured in a 15 minutes interval. Interference cancellation equipment (ICE) ...... Electronic improvement of antenna isolation. Capable of greater than 35 dB of enhancement. Hopping ability...... Follows the hopping sequence for complete network transparency. Auto configuration ...... Setup based on downlink power requirements, not gain. Uplink gain is automatically setup based on the downlink settings. Uplink muting...... Gain reduction of unused timeslots in order to avoid Uplink desensitization of the BTS receiver. Access ...... Web browser based local access and remote access. Packet data and circuit switched data options. OMC connectivity via SNMP. External alarm clamps ...... Up to 4 alarms, high or low active setable via software. Mounting ...... Pole mounting kit and free standing option.

Main Node G 938 Block Diagram

Main Node G 941 Block Diagram

Extension Node G 938 Block Diagram

Scenario: Extending Coverage for Buildings and Towns

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© 2009 CommScope, Inc. All rights reserved. Andrew Wireless Solutions is a trademark of CommScope. All trademarks identiﬁ ed by ® or ™ are registered trademarks or trademarks, respectively, of CommScope. This document is for planning purposes only and is not intended to modify or supplement any speciﬁ cations or warranties relating to Andrew Wireless Solutions products or services. Bulletin PA-100300.4-EN (04/09)