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C20M-5B Five Band Signal Repeater

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Package Contents

C20M signal repeater, 1pc

12V3A power adapter

Installation screws

Product Description

C20M series five band repeater is a mobile signal repeater with high intelligence. It adopts

digital ALC and anti-interference technology, which can detect the signal quality in the
coverage area in real time and auto adjust the working status accordingly.

The signal repeater can automatically attenuate the gain of uplink and downlink, according

to the detected signal intensity and also when there is insufficient isolation between inside and
outside antenna, to avoid self-oscillation. When there is no mobile users in the coverage area,
the device will auto shut off uplink, to save power consumption and decrease the interference
to the base station.

This signal repeater series are well suited in South America and Europe, available to

amplify 2G 3G 4G or 5G networks of several mobile operators. With features like elegant
appearance, compact size and easy to install and maintain, it has an output power of 20dBm
which enables the device to cover an area of up to 500

with proper installation. That makes

it an excellent option to solve weak signal problems of house, office, elevator, basement, etc.

Product Features

LCD screen to display device’s operating parameters clearly, button control make it
easier to operate the device

Available to support several mobile operators’ networks simultaneously

Low power consumption, low interference

Manual gain control, with 1dB step to attenuate the gain among the range of 31dB

Digital ALC technology, auto limit the output power to ensure stable signal coverage

Anti-interference technology, auto detect the isolation in real time. When isolation is

Summary of Contents for C20M-5B Series

Page 1: ...PLEASE KEEP APPROPRIATELY AND CAREFULLY READ THIS USER MANUAL BEFORE INSTALLATION PLEASE KEEP APPROPRIATELY AND CAREFULLY READ THIS USER MANUAL BEFORE INSTALLATION C20M 5B Signal Repeater User Manual...

Page 2: ...intain or replace the components Keep the repeater away from heat source do not install in a narrow space Content PACKAGE CONTENTS 1 PRODUCT DESCRIPTION 1 PRODUCT FEATURES 1 CONNECTOR DESCRIPTION 2 OP...

Page 3: ...ference to the base station This signal repeater series are well suited in South America and Europe available to amplify 2G 3G 4G or 5G networks of several mobile operators With features like elegant...

Page 4: ...cillation occurs to interfere the base station Uplink dormant function when no mobile users in the coverage area device will shut off uplink output to save power consumption and not interfere the base...

Page 5: ...Screen lock After power on and starting running the main menu interface of the display screen shows the corresponding downlink frequency and gain of the working frequency band and the downlink input...

Page 6: ...Press SET once more to specific setting of the uplink or downlink then press INC or DEC to attenuate the gain Figure 4 and 5 When the setting is finished and press MENU button to return to homepage F...

Page 7: ...o detect the isolation in real time When there is insufficient isolation between outside and inside antenna the device will auto attenuate the gain to make it work normally Figure 8 the run indicator...

Page 8: ...c Spurious Emission 9 KHz 1 GHz 36 dBm 36 dBm 1 GHz 12 75 GHz 30 dBm 30 dBm ATT step of 1 dB 1 10 dB 1 dB 1 dB 10 20 dB 1 5 dB 1 5 dB 20 31 dB 2 dB 2 dB Noise Figure max gain 8 dB 8 dB ACRR 5 MHz 20 d...

Page 9: ...pation safe and easy for maintenance 5 Waterproof and under thunder protection Installation Tools No Items Quantity Remarks 1 Percussion drill 1 Drill holes on wall self provided 2 Wrench 1 Reinforce...

Page 10: ...les 4 Align the fixing holes of the repeater with corresponding holes on the wall and drive 4 M6 40 screws into the expansion plugs with screwdriver and fasten the repeater firmly Antenna Connection T...

Page 11: ...ble please connect the grounding screws of the repeater and grounding of the electrified wire with cable 2 Make sure the feeder cables between repeater and antennas are firmly connected 3 Connect the...

Page 12: ...d Replace the inside antenna Effectiveness of the repeater degrades after working for a while The outdoor antenna is damaged Replace the outside antenna The outside antenna get loose and is not toward...

Page 13: ...r Guangdong Amplitec Tech Development Co Ltd Address 4th Floor 4th Building No 60 of Langbao West Rd Zhangcha Foshan China 528000 Tel 0757 83308238 Fax 0757 83123923 Email info amplitec cn Website www...

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