This Product Manual provides the following information:
A description of the iDEN Repeater •
•
A functional description of the Repeater
•
A description of its main modules
•
Procedures for setup, configuration and checking the
proper functioning of the iDEN Repeater
•
Maintenance and troubleshooting procedures
TO WHOM IT IS INTENDED:
This Product Manual is intended for experienced technicians and engineers. It is
assumed that the customers installing, operating, and maintaining Dekolink iDEN
Repeaters are familiar with the basic functionality of repeaters.
This document may be used in its complete form only and is solely for the use of
Dekolink Wireless Ltd. employees and authorized Dekolink Wireless Ltd.
channels or customers.
The material herein is proprietary to Dekolink Wireless Ltd. Any unauthorized
reproduction, use or disclosure of any part thereof is strictly prohibited.
All trademarks and registered trademarks are the property of their respective
owners.
DISCLAIMER OF LIABILITY
Contents herein are current as of the date of publication. Dekolink Wireless Ltd.
reserves the right to change the contents without prior notice. The information
furnished by Dekolink Wireless Ltd. in this document is believed to be accurate
and reliable. However, Dekolink Wireless Ltd. assumes no responsibility for its
use. In no event shall Dekolink Wireless Ltd. be liable for any damage resulting
from loss of data, loss of use, or loss of profits and Dekolink Wireless Ltd. further
disclaims any and all liability for indirect, incidental, special, consequential or
other similes damages. This disclaimer of liability applies to all products,
publications and services during and after the warranty period.
EXCLUSIVE REMEDIES
The remedies provided herein are the Buyer’s sole and exclusive remedies.
Dekolink Wireless Ltd. shall not be viable for any direct, incidental, or
consequential damages, whether based on contract, tort, or any legal theory.
International Headquarters
Dekolink Wireless Ltd. – Elisra Group
16 Bazel St., Kiryat-Arieh,
Petah-Tikvah 49001 ISRAEL
Throughout this manual, important safety warnings and admonishments are included to
warn of possible hazards to persons or equipment. A safety warning identifies a possible
hazard and then describes what may happen if the hazard is not avoided. The safety
warnings – in the form of Dangers, Warnings and Cautions must be followed at all
times. These warnings are flagged by the use of a warning icon, usually the triangular
alert icon seen below. The exclamation point within the triangular alert icon is intended
to warn the operator or service personnel of operation and maintenance from factors
elating to the product and its operating environment, which could pose a safety hazard.
GENERAL SAFETY WARNINGS CONCERNING USE OF THIS SYSTEM
Always observe standard safety precautions during installation, operation and
maintenance of this product. Only a qualified and authorized personnel should carry out
adjustment, maintenance or repairs to the components of this equipment.
Danger: Electrical Shock
This equipment is usually installed outdoors. Wet conditions increase the
potential for receiving an electric shock when installing or using electrically
powered equipment. To prevent electrical shock when installing or modifying
the system power wiring, disconnect the wiring at the power source before
working with uninsulated wires or terminals.
Caution: RF Exposure
Installation of an antenna must comply with the FCC RF exposure
requirements. Refer to paragraph 4.2.
The following is a list of abbreviations and terms used throughout this document.
Abbreviation/Term Definition
AGC
ALC
ATR
DAS
DL
Downlink
Automatic Gain Control
Automatic Level Control
Acceptance Test Report
Distributed Antenna System
Downlink
The path covered from the Base Transceiver
Station (BTS) to the subscribers/service area
via the repeater
ESD
iDEN
IP3
MN
NMT
PLL
POTS
RF
RMT
SALC
SQE
UL
Uplink
Electro-Static Discharge
Integrated Digital Enhanced Network
Intermediate Frequency
IF
Third order Intercept Point
Model Number
Network Management Tool
Phased Locked Loop
Plain Old Telephone System
Radio Frequency
Repeater Management Tool
Smart-ALC (Automatic Level Control)
Signal Quality Estimate
Uplink
The path covered from the subscribers/service
area to the Base Transceiver Station (BTS)
via the repeater
Dekolink’s iDEN Repeaters are frequency range selective amplifiers that amplify
signals bi-directionally between mobile phones and base stations, in cellular and other
wireless mobile telephone systems. The iDEN Repeaters can be monitored locally or
remotely via Dekolink’s Windows-based Network Management System - RMT
software (Refer to the RMT Software User's Guide for more information).
1.2 APPLICATIONS
Dekolink’s iDEN Repeaters help solve area coverage problems:
Extended coverage for rural and isolated areas •
•
Improved in-building coverage
•
Hole filler application whenever there is no coverage of a
particular spot in the cell site (due to terrain topography or
urban structures that shadow areas)
•
Cell extension to improve the coverage of an existing cell
1.3 FEATURES
Some of the of the Dekolink iDEN Repeaters' features are listed below:
•
4W composite output power
•
90 dB RF gain
•
Flexible, software controlled, bandpass filter center
frequency (for partial bandwidth models)
•
High spectral purity
•
Local and remote monitor and control (software enabled)
•
Relatively small dimensions
1.4 MODELS AND FREQUENCIES
Dekolink’s iDEN Repeater can be provided in several models, as per customer
requirements. The frequency range is defined as follows:
Repeater
Type
iDEN Fixed
Frequency
Range
MW-CSR-ESMR-25W90-XXX-YY Series
where:
(1) XXX =Uplink Low Frequency (MHz)
(2) YY = Bandwidth
Model Number Downlink
(MHz)
851-869 806-824
Uplink
(MHz)
iDEN Variable
Center
Frequency
MW-CSR-ESMR-25W90-YY Series where:
(1) YY = Frequency Range Bandwidth
This paragraph provides the electrical, mechanical and environmental specifications
of the iDEN Repeater.
Note
Specifications are subject to change without notice.
1.5.2 Electrical Specifications
Parameters Downlink Uplink
Frequency Range 851 – 869 MHz 806 – 824MHz
Pass band Gain @Min
attenuation
Operating Bandwidth 18 MHz 18 MHz
Propagation Delay 5 µsec. 5 µsec.
Band Ripple ± 2 dB max ± 2 dB max
1 dB Bandwidth
Channel Rejection
20 dB Bandwidth 22 MHz 22 MHz
Noise Figure @max gain 7.0 dB 7.0 dB
Gain Control Setting (by
RMT software) – User
Defined
3rd Order Output
Intercept Point (IP3 out)
Composite Output
Power
Impedance Level 50 ohms 50 ohms
V.S.W.R In/Out 1.5: 1 max 1.5: 1 max
LO Leakage -13 dBm max. -13 dBm max.
Spurious in band -45 dBc typical -45 dBc typical
Spurious out of band -13 dBm max. -13 dBm max.
Power Supply 110 to 220 VAC
Maximum Consuming
Power
The following table provides the mechanical specifications of the iDEN Repeater.
Element Value
Size H x W x D 400 x 400 x 260 mm (16 x 16 x 10.3 inch)
Weight Approximately 25 kg. (55 lbs.)
1.5.4 Connectors
The Repeater interfaces with a Base antenna port and a Mobile antenna port. It
includes four external connectors in its bottom panel, as described below.
Connector Type
RF Connectors:
N-type, Female
BASE / MOBILE
AC Circular, 3-pin
Alarms Circular, 8-pin
1.5.5 Environmental Specifications
Dekolink’s iDEN Repeaters meet the European IP65 and American NEMA4
weatherproof standards. The Repeater is designed to operate properly under the
following environmental conditions.
This repeater is designed to help improve communications signal by extending the
coverage of a base station. The Donor (Base) antenna receives the signal from a base
station and conveys it to the iDEN Repeater. The Repeater amplifies the signal.
After amplification, the signal is passed through to the Mobile antennas. Conversely,
signals from handsets are amplified and retransmitted by the Repeater to the base
station.
2.2 FUNCTIONAL DESCRIPTION
The incoming signal processing in the iDEN Repeater is processed similarly for both
the Uplink and Downlink paths. Figure 1 provides a functional block diagram of the
iDEN Repeater.
Figure 1: iDEN Repeater - Block Diagram
The block diagram showed in Figure 1 illustrates the overall functionality of the
iDEN Repeater. Dekolink’s programmable iDEN Repeaters employ advanced
up/down conversion Intermediate Frequency (IF) Surface Acoustic Waves (SAW)
filtering architecture. This new technology offers distinct advantages over
conventional repeaters, when high adjacent selectivity and spectrum purity is
required.
The Channeler Module (center unit) consists of dual Radio Frequency Up/Down
Converter sub-modules for Downlink and Uplink paths. The Channeler amplifies the
received RF signals and converts them into an intermediate frequency (IF). The IF
outputs are connected to a SAW Filter. The IF outputs are converted back to the
original RF frequencies.
The cellular modem is an option for remote monitoring and repeater parameters
control.
Pub. 307-2005 Rev. 1.0 Proprietary Data Page 5
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