User Manual
Contents
1. and Latin America Cove amPy Rover AMP LLC 9625 Wes Kearney Way Riverview FL 33578 866 232 7683 www roveramp com 5 4 Isolation and Separation Isolation refers to the proper distance or separation needed to keep the Donor antenna signal pattern and the Coverage antenna signal pattern away from each other EM RSSI a Repeater Cable Isolation becomes particularly problematic when Omni directional antennas are used for both the Donor and the Coverage antennas Since these antennas transmit in a circle or more accurately a sphere it is very easy for these spheres to overlap and thus negate the repeater system Antenna isolation is an essential issue for the performance of a repeater As a repeater only amplifies a received signal it can act as an oscillator under certain circumstances The feedback path in this amplifier system is the two antennas coverage antenna and donor antenna In order to prevent oscillation of the system the feedback must be lower than the amplifier s gain This loss in the feedback path is called the Antenna Isolation It must be 15 dB higher than the repeater gain to guarantee an adequate protection against self oscillation of the repeater Isolation dB zTx Riso dB Several factors have influence on the antenna isolation 1 Antenna pattern Horizontal and vertical The optimum is a combination of donor and coverage antennas that are mounted CHT the way that there is a null in the2. the mounted antennas this can decrease the antenna isolation by more than 10 dB The material of the tower itself has also an effect on the isolation If both antennas are mounted on a tower made of concrete this improves the antenna isolation as signals are attenuated and reflected by the material of the tower A steel grid tower however might not increase antenna isolation particularly as the distances between the single elements might be bigger than half a wavelength which means that radiated power can pass the tower almost unattenuated In this case antenna isolation is more dependent on the antenna patterns Shielding grids mounted near the antennas have also an effect on the isolation Generally isolation can be improved using a shielding grid by approximately 5 dB This depends on the shape of the shielding grid Grids that are shaped according to the antenna outlook are better than simple ones CHT LATAM amp EMEA Tel France 33 01 56 83 72 30 Tel Mobile 34 607 92 18 43 http www cht supply com Exclusive distributor in Europe Africa and Latin America 3 iR LATAM amp EMEA S LU Tove am Py Rover AMP LLC 9625 Wes Kearney Way Riverview FL 33578 866 232 7683 www roveramp com 6 Production Operation 6 1 Notices Follow below safety items carefully before installation implementation maintenance and operation for this product Repeater amplifies BTS uplink and downlink signal it can extend
3. BTS coverage area in downlink but also effect BTS receive sensitivities in uplink BS and MS port must be connected to donor antenna and service antenna when powers supply on otherwise the equipment will be damage for long term use When use repeater for outdoor the distance between donor antenna and service antenna must be 20metes otherwise the repeater will be damage because isolation problem for long term use Donor antenna need to be lighting proof and lighting rod need to be install for donor antenna installation pole outside Check input power require input power less than maximum input power of repeater otherwise the repeater cannot work well Keep clear for label and indicator on surface of repeater to be identified 6 2 Installation Installing a repeater system is really quite simple The most difficult task in installing the system is running the cable and does connectors Step 1 Start by taking your phone up to the roof or other location outside to find where the signal is strongest Step 2 Temporarily mount the Donor outside antenna in that location You may need to adjust and move the antenna later Step 3 Run coaxial cable into the building to a convenient location where you can also get standard 220VAC power for the repeater Tel France 33 01 56 83 72 30 Tel Mobile 34 607 92 18 43 http www cht supply com Exclusive distributor in Europe Africa and Latin America Tove am Py Ro
4. CHT SUPPLY LATAM amp EMEA Tel France 33 01 56 83 72 30 Tel Mobile 34 607 92 18 43 http www cht supply com Exclusive distributor in Europe Africa and Latin America CHT SUPPLY LATAM amp EMEA fovet am Py Rover AMP LLC EN 9625 Wes Kearney Way Riverview FL 33578 866 232 7683 www roveramp com 1 Description The wide triple band booster POTRP30 is a bi directional amplifier used to enhance signals between a mobile and a base station This repeater type is used for digital telecommunication system 1 It picks up the strongest signal from BTS via the External Antenna 2 Linearly amplifies the signal and then retransmits it via the Indoor oignal Distribution System to the weak blind coverage area 3 And the mobile signal is also amplified and retransmitted to the BTS via the opposite direction It is commonly used in the area there are three type of mobile network such as GSM DCS UMTS It will reduce site deployment cost by using one tri band donor antenna one tri band service antenna and tri band repeaters in one enclosure It is applied to small medium size areas such as corporation office shop mall bus station factory etc Donor Antenna MEL 3 un Ceilling Antenna i 1 This model booster is commonly used in situations where large numbers of frequency carriers are to be repeated or when base station synthesized frequency ho
5. ace with unique color LEDs to indicate power supply and signal level of uplink and downlink Simple installation with external AC DC adapter O Dual ports and full duplex design 5 Applications Example Donor Antenna P T Ceilling Antenna 3a 0 e 9 Power Splitter Ceili rn 31 Antenna wr Power Splitter Ceilling Antenna x r h Ceilling Anten Cable Ceilling F a 3 we g Power Splitter CHI SUPPLY LATAM amp EMEA Tel France 33 01 56 83 72 30 Tel Mobile 34 607 92 18 43 http www cht supply com Exclusive distributor in Europe Africa and Latin America fovet am Py Rover AMP LLC 9625 Wes Kearney Way Riverview FL 33578 866 232 7683 www roveramp com q LOG 1 F 45dBm w Edited by IBS Calculator 30m Jp 15m RF 1 1F 27dBm 10m ANT 3F 12 95 o n Lh gt ANTE 12 35 W SP3 1 3F 1am ANT 3 3F 12 95 44 em 15m 7X ANT 72F 10 4 w s lm a 15m L CP5 1 2F f TP Li ANT272F AD 4 SP31 2F 15m L ANT 3 2F 10 4 15m T ANT AF A3 AAw 10m TF 15m is gt ANTOHET34AV 15m SEEMS ANT 3TF13 4 wf 1 The signal strength includes external antenna from external BTS must be 5dB larger than from neighbor BTS lists and signal level gt 50dBm so the repeater can amplifier in high efficiency with full output power 2 The External antenna should have line of sight LOS with the BTS antenna If the signal stre
6. antenna pattern in the direction pointing towards the SUPPLY LATAM amp EMEA Tel France 33 01 56 83 72 30 Tel Mobile 34 607 92 18 43 http www cht supply com Exclusive distributor in Europe Africa and Latin America Tove am Py Rover AMP LLC 9625 Wes Kearney Way Riverview FL 33578 866 232 7683 www roveramp com other antenna A null means minimum antenna gain in the specified direction As both antennas are usually mounted in opposite directions it is useful to chose both donor and coverage antenna types that have a high front to back ratio 2 Vertical separation Typical antennas that are used for repeater sites have a narrower aperture in the vertical antenna pattern the vertical distance of the antenna influences the isolation of the antenna system In a typical configuration when both antennas are mounted ona pole there is a null in the antenna pattern pointing vertically up and down from the antenna s feeding point If there is a horizontal separation between the antennas additional lobes in the vertical antenna pattern have to be taken into account 3 Environment of both antennas The environment of the antennas is a very important factor The reflection and attenuation properties of all materials near the antenna can influence the antenna isolation drastically The waves transmitted by antennas are reflected by surfaces depending on the materials If there is a reflection from a building towards the pole with
7. er LNA and enters the band selective amplifier board BSA O The first mixer stage on the BSA amplifier board which is controlled by a synthesizer converts the received frequency down to the IF frequency The signal is then filtered by an IF SAW band pass filter and amplified before it is fed to the second mixer stage controlled by the same synthesizer as the previous one for converting back to the original frequency O The output signal from the mixer is then amplified in the power C HT amplifier which is controlled by the CU Control Unit board The output SUPPLY LATAM amp EMEA Tel France 33 01 56 83 72 30 Tel Mobile 34 607 92 18 43 http www cht supply com Exclusive distributor in Europe Africa and Latin America Tov g amPpy Rover AMP LLC 9625 Wes Kearney Way Riverview FL 33578 866 232 7683 www roveramp com signal passes a combiner filter QPX before it is fed to the wide band MS antenna which retransmits the signal at the same frequency to the aim areas 4 Product Features O High gain gt 70dB High output power 30dBm O Light weight small dimensions easy to install O Easy set DL UL gain via local PIN switch manually Gain adjustment of uplink and downlink gain adjust step is 1dB and the adjust scope is 30dB Smart Automatic Level Control ALC to reduce interference to BTS O Linear power amplification to effectively suppress inter modulation and spurious emission O An alarm interf
8. ll for immediate registration of the signal reception Carefully walk around the roof with the phone to see where the signal is best The External outside antenna should be placed in the location where you get the most signal e se sed red 9e Tab Ta Tal Tanl 7 NOKIA NONE gt 85dBm 85 90dBm 90 95dBm 95 100dBm lt is important to investigate and understand what is causing your reception difficulties If your building is made of concrete steel steel roof copper roof brick aluminum siding concrete roofing tiles metal roofing tiles or any other signal stopping material a repeater is usually the ideal solution for your situation Signal outside is 3 5 bars and falls off when you enter the building This is an indicator that the building is the problem and a repeater system will usually solve that problem by bringing that reception from the outside to cover the inside of your building 5 3 Custom Applications Most homes or buildings are easily covered by one of our base repeater systems Some buildings are larger or have multiple areas inside that need coverage You may need longer cables more than 2 coverage antennas or other items in order to fully cover your building We can make almost any cable length and can help design a system that fits your application CHT SUPPLY LATAM amp EMEA Tel France 33 01 56 83 72 30 Tel Mobile 34 607 92 18 43 http www cht supply com Exclusive distributor in Europe Africa
9. nce to BTS in uplink direction You can change donor antenna direction or installation position to get bigger signal You can set attenuation to add or reduce repeater gain or you can check cable and connector link status to reduce cable loss and insert loss between repeater and antenna Licensed under Motorola Mobility CHT SUPPLY LATAM amp EMEA Tel France 33 01 56 83 72 30 Tel Mobile 34 607 92 18 43 http www cht supply com Exclusive distributor in Europe Africa and Latin America
10. ngth is adequate LOS may in some cases not be necessary 3 Donor antenna gains are typically 9 to 14 dB and have a horizontal and vertical beam width of less than 30 to correctly select the donor BTS 4 There is large physical separation between the antennas in order to prevent degradation of signal quality and risk of oscillation Antenna isolation Ways to achieve this can be usage of highly directional antennas with good front to back interference ratio or external shielding between the antennas For example your building has a metal roof and you install the External antenna above the roof and the Coverage antenna below the roof Another option is to use a Frequency Translating Repeater or ICS repeater 5 1 Minimum Signal Levels You must have a minimum signal level in the place where you would install the C HT External antenna Failure to provide sufficient input signal will only result in a SUPPLY poor coverage inside the building for this repeater system LATAM amp EMEA Tel France 33 01 56 83 72 30 Tel Mobile 34 607 92 18 43 http www cht supply com Exclusive distributor in Europe Africa and Latin America Cove amPy Rover AMP LLC 9625 Wes Kearney Way Riverview FL 33578 866 232 7683 www roveramp com 5 2 Howto check your signal levels To check your signal levels use the phone in the place where antenna be install on the roof and observe the signal bars on the phone It is also helpful to be on a ca
11. pping is used Tel France 33 01 56 83 72 30 Tel Mobile 34 607 92 18 43 http www cht supply com Exclusive distributor in Europe Africa and Latin America 9625 Wes Kearney Way Riverview FL 33578 e 866 232 7683 Cove am Py Rover AMP LLC WWW FOoVvEerFamp com This model booster does not separate out specific carriers but amplify and retransmit all signals within a defined frequency band Inter modulation distortion caused by band selective repeaters usually means that lower output power per carrier can be realized compared to channel selective repeaters 2 Technical Specifications o HEN NN CNN Uplink SB Downlink TSO upin n n O DM E We Green flash OQ AC power on Red flash output power gt 25dBm Green flash output power gt 5dBm C Hi Red flash output power gt 15dBm SUPPLY LATAM amp EMEA Tel France 33 01 56 83 72 30 Tel Mobile 34 607 92 18 43 http www cht supply com Exclusive distributor in Europe Africa and Latin America Cove amPpy Rover AMP LLC 9625 Wes Kearney Way Riverview FL 33578 866 232 7683 www roveramp com 3 System Diagram The HF link donor towards the base station is typically fed from an outdoor antenna while the coverage area is fed by an indoor antenna LNA BSA PA 220VAC Adapter O The signal from the base station is received via the wide band Donor antenna then forwarded through a combiner filter QPX is amplified in a low noise amplifi
12. rovet P Rover AMP LLC V o V am y 9625 Wes Kearney Way Riverview FL 33578 866 232 7683 WWW FOoOVEerFamp com User Manual Wide Tri Band Booster 30dBm Information in this manual is subject to change without notice LATAM amp EMEA Tel France 33 01 56 83 72 30 Tel Mobile 34 607 92 18 43 http www cht supply com Exclusive distributor in Europe Africa and Latin America fovet am Py Rover AMP LLC 9625 Wes Kearney Way Riverview FL 33578 866 232 7683 www roveramp com Table of Contents NEP SCO TO as reser 3 2 WECMM Cal SNe CICA OMS eein E E 4 SES SU A a TTE 5 d 1 620 06118 0 oon ee ee ee ore 6 3 APPICAUONS EXAMP ae ER ee ER 6 5 1 Minimum Signal Levels cccccccccsececseeeceeseceeeeseeeeeeeeeseeseseneesaees 7 5 2 How to check your signal levels ccccsccceeccseeeneeeeeeeeeeeeseeeseeeeees 8 59 QUSIOmADDISSIIDEIS eee ee ae ee 8 Sb iNSOlAUONGANG 56D dl aOR a E 9 6 Production OD CCA OM sicissceiccsiesccie cs nod ce ecevsdaendevedenedaendcvadscuisendssndswnesexdeseds 11 Bl INOWCCS sgpeccvescuenectacusvoreuesiemndeuann EREE EREE E EEEE 11 6 2 Installation 0 0 eee eccceecceeeeeeeeceeeceeeeneeeseueeaeeesaeeseueesueeneeeseueeseeenees 11 6 3 Commissioning osseeesssssssssesee eene enne nennen nennen nn 12 Important Notice Don t power on Power supply for repeater before donor and service antenna connects to repeater
13. ver AMP LLC 9625 Wes Kearney Way Riverview FL 33578 866 232 7683 www roveramp com Step 4 Place the repeater in that location and connect the coaxial cable to the Donor Side of the repeater and the donor antenna Step 5 Mount your coverage inside antenna in a productive location You may need to adjust or move the antenna later Step 6 Connect coaxial cable between the coverage antenna and the repeater output port Step 7 Power up the system and check for signal inside the building If needed tune system by moving and or pointing the Donor and Coverage antennas until they get the most signal possible Step 8 Secure all antennas and cables securely mount the repeater and clean up the installation 6 3 Commissioning After switch on power supply please check indication LED as following items You can switch attenuation value by using repeater side switch If you want to set attenuation 18 you push switch PIN 4 and switch PIN1 on Make sure the repeater full output power LED Downlink output power is on when finishes commissioning CHT SUPPL LATAM amp AEA Tel France 33 01 56 83 72 30 Tel Mobile 34 607 92 18 43 http www cht supply com Exclusive distributor in Europe Africa and Latin America Cover am Py Rover AMP LLC 9625 Wes Kearney Way Riverview FL 33578 866 232 7683 www roveramp com And set UL ATT gt DL ATT 5dB to balance the downlink and uplink and limited the interfere
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