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GT-RK1
 GPS signal indoor coverage system
 Installation and user guide
WWW.GEMS
Doc.No.1103 Rev.013 2016-08-16
Tel: +86-755-29644311 Fax: +86-755-29644383-816 Email: sales@gemsnav.com
GEMS NAVIGATION LIMITED
GEMS NAVIGATION LIMITED
NAV
Room 301,Hua Chuang Da Building
COM
.
,
Cuizhu Rd,46 District, Bao'an, Shenzhen, China
.

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  • Page 1 GEMS NAVIGATION LIMITED GT-RK1  GPS signal indoor coverage system  Installation and user guide WWW.GEMS Doc.No.1103 Rev.013 2016-08-16 Tel: +86-755-29644311 Fax: +86-755-29644383-816 Email: sales@gemsnav.com GEMS NAVIGATION LIMITED Room 301,Hua Chuang Da Building Cuizhu Rd,46 District, Bao’an, Shenzhen, China...
  • Page 2 Doc.No.1103 Rev.013 2016-08-16 GT-RK1  System signal: GPS L1(1575MHz);  This is single point solution, covers 5-20 meters at radius(by increasing the amplifier according to methods and under field conditions, building height and other certain conditions reach a radius of 20 meters).
  • Page 3 Doc.No.1103 Rev.013 2016-08-16 System Schematic GPS L1 GPS Antenna(TIMING4000) KSR240,10M Antenna (GTA10) Gain Controller(GA30-V) GPS L1 signal Protector RG8,30M GPS device INDOOR 1. GPS Antenna(TIMING 4000) be installed on roof of the building;  2. Cable assembly RG8 fixed along the out wall, one terminator connects TIMING 4000,the another to  protector at the appropriate place. In some special environment, select PE or PVC material plastic pipe to  protect the cable assembly is quite sensible;  3. Protector, Amplifier and Gain controller are fixed on the wall indoor;  4. Cable assembly KSR240 is fixed along the ceiling of the operating place;  Antenna GTA10 be fixed on the ceiling or crossbeam.   6. According to the actual environment, you can adjust positions of some parts, which can make you the  adjust, change and overhaul more easily.    Tel: +86-755-29644311 Fax: +86-755-29644383-816 Email: sales@gemsnav.com Web: www.gemsnav.com Page 3 / 16...
  • Page 4 Doc.No.1103 Rev.013 2016-08-16 Quality Commitment All products have been strictly inspected, all are qualified products.  We promise one‐year guaranty and 5‐year available.  Under warranty, products gone wrong which be identified not be human factor, can be replaced free or  repaired. Freight be charged by GEMS.  Return Policy Our product and its packaging have LOGO and Serial‐number, you should not tear up them, as we will  depend on them to deal with the return product.  We haven’t recruit agencies, sales and after service be took charged by GEMS. Please pay attention.    Service phone:86-755-29644311or email to:sales@gemsnav.com, We will response in 24 hours. Tel: +86-755-29644311 Fax: +86-755-29644383-816 Email: sales@gemsnav.com Web: www.gemsnav.com Page 4 / 16...
  • Page 5: Table Of Contents

    Doc.No.1103 Rev.013 2016-08-16 Contents 1 Functional Description ................................6  2 Typical Application ..................................6  3 Standard Configurations: ................................6  4.Topological (Under standard configuration) ........................7  5. Kits include ....................................8  5.1 Gain Controller GA30-V ..............................8  5.1.1 Function: ................................8  5.1.2 Specification ................................
  • Page 6: Functional Description

    Doc.No.1103 Rev.013 2016-08-16 1 Functional Description GT‐RK1  is  a  repeater  operates  by  receiving  GPS  satellite  signals  with  an  antenna  located  outside  the  building and re‐radiating the signals into the indoor area or covered space where satellite signal cannot  reach.    GT‐RK1 is a single point GPS repeater, one transmitting antenna transmit GPS L1 signal.    If need extend the system, you can apply multi‐system receiving antenna and sending antenna, which  can support multi‐system, multi‐waveband satellite signal receive and transmit, so as to cover satellite  signal indoor.      : 或 Other documents, log in website: www.gemsnav.com ,or contact:sales@gemsnav.com, 。...
  • Page 7: 4.Topological (Under Standard Configuration)

    Doc.No.1103 Rev.013 2016-08-16 4.Topological ( Under standard configuration GPS Antenna: TIMING 4000(receiving) Top-level outdoor RG8,30M Lightning‐protector Workshop(Indoor) Gain‐controller: GA30‐V   KSR240,10M Antenna:GTA10(transmit) GPS Signal Radius:5M-20M Tel: +86-755-29644311 Fax: +86-755-29644383-816 Email: sales@gemsnav.com Web: www.gemsnav.com Page 7 / 16...
  • Page 8: Kits Include

    Doc.No.1103 Rev.013 2016-08-16 5. Kits include 5.1 Gain Controller GA30-V 5.1.1 Function: Used to adjust system gain,0‐30 dB adjustable, you can control when needed. (with AC220/9V power adapter, supply power to system and itself.) ① ② are input/output, connect to cable assembly, N female. Can be customized. ③ this knob can control gain value. Anticlockwise: lower Clockwise: higher When finished the installation, you can adjust the knob, usually from high to low, the best position is when your receiver’s SNR begin to weak.
  • Page 9: Specification

    Doc.No.1103 Rev.013 2016-08-16 5.1.2 Specification Parameter  Conditions  Min  Typ  Max  Units  Freq. Range  In‐ Output ports, 50Ω  1.2    1.7  GHz  In &Out Imped.  In, all output ports    50    Ω  1227MHz  28  30  32  Gain  1575MHz 28  30  32  In‐ Output ports  dB  ‐45dBm Input Level  1227MHz Adjustable gain 1575MHz Input SWR   ...
  • Page 10: Antenna

    Doc.No.1103 Rev.013 2016-08-16 5. 2 Antenna 5.2.1 GPS antenna(Receiving antenna): TIMING 4000 Function: Receive satellite signal GPS L1;  Electrical parameter:  Frequency [MHz] 1575.42±5    Gain[dBi] 38±2(LNA included)   Polarization  Circular polarization <5 Axial ratio [dB] 110±10  3dB beam width(°) >10   Front to Back Rario [dB]     DC Voltage [V]     DC Current [mA] ≤45 Connector  N (Female)  LNA Specifications:     ...
  • Page 11: Transmiting Antenna:gta 10

    Doc.No.1103 Rev.013 2016-08-16 5.2.2 Transmiting antenna:GTA 10   Function:transmit GPS L1                                                                                              Gain(dB):3dBic,passive   ...
  • Page 12: Select Connector

    Doc.No.1103 Rev.013 2016-08-16 5.3.3 Select Connector Connectors are industrial standard component, below are selectable:    6. Installation guide GPS Antenna, TIMING4000 Cable assembly, RG8,30M Lighting‐protector Amplifier,GA40 Antenna, GTA10 Gain‐controller,GA30‐V Cable assembly, KSR240,10M Socket Tel: +86-755-29644311 Fax: +86-755-29644383-816 Email: sales@gemsnav.com Web: www.gemsnav.com Page 12 / 16...
  • Page 13: Gps Antenna Timing 4000 Installation

    Doc.No.1103 Rev.013 2016-08-16 6.1 GPS Antenna TIMING 4000 Installation Choose the edge of the barrier, where haven’t construction higher than 3 meters, around the antenna 10ms  at radius.  6.1.1 Lighting Protection Usually, outdoor antenna is fixed under the range of building lighting‐protection. If antenna is higher than  this area or out of the range, set up lighting rod is wisdom.    Lighting rod, installation of attention as below:  1) The height  of lightning  rod is apply with the position  of antenna, much high than antenna(0.5~1m  higher and more)    2) Lighting rod wield with the building circuit line, ensure ground resistant less than 10Ω.  3) Can directly wield rough sheet iron to building lightning‐protecting ground.(as shown above)    State: Lightning-protection is an important and cautious subject, we only suggest, design and implement lighting-protection must be done by whom was professional and have the qualification authentication.
  • Page 14: Installation Steps Of Gps Antenna

    Doc.No.1103 Rev.013 2016-08-16 6.1.2 Installation steps of GPS Antenna: Step one: Drill hole Step two: Install pedestal Step three: Fix clamp Step four: Fix Antenna Finish the installation Tel: +86-755-29644311 Fax: +86-755-29644383-816 Email: sales@gemsnav.com Web: www.gemsnav.com Page 14 / 16...
  • Page 15: Installation To Protector And Gain Controller

    Doc.No.1103 Rev.013 2016-08-16 6.2Installation to Protector and Gain Controller As Shown at Left: ① Cable  assembly:  connect  to  receiving  antenna, as Timing 4000,L1A etc;  ② Protector;  ③ Amplifier:GA40;  ④ Connector:NJ‐NJ;  ⑤ Gain controller:GA30‐V( not reverse);  ⑥ Cable  assembly:  connect  to  transmitting  antenna, as GAT10,L1P etc.  ⑦ Power supply.  Fix Gain controller: You can fix according to the 4 hole location. ...
  • Page 16: System Power-Supply Control

      Third: If the below two step were ok, please check the outdoor antenna Timing4000.You  can  screw  the  port  which  connect  Timing4000  and  cable(carefully  screw,  not  unplug  strongly).Notice: when screwing the cable connector, you should make sure to screw the  iron pipe, maintain the antenna and cable moveless, which avoid to screw off the cable.  After riving, check the voltage between axis of the cable connector and the outer shielding  layer to make sure it’s 5V.If no voltage, the circuit has fault, please contact our technical  support. If 5V,the antenna Timing4000 can be suspected.(In fact, this case hasn’t appear in  our engineering projects.  Contact: Tel:+86-755-29644311 Fax:+86-755-29644383 ext 816 Email:Sales@gemsnav.com WWW.GEMS .COM Tel: +86-755-29644311 Fax: +86-755-29644383-816 Email: sales@gemsnav.com Web: www.gemsnav.com Page 16 / 16...

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