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MYAMPLIFIERS.COM

INSTALLATION GUIDE

PHONE SIGNAL AMPLIFIER

Nikrans MA-250GW

Freq.: 900, 2100 MHz

Coverage: 250 m²

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Содержание MA-250GW

Страница 1: ...MYAMPLIFIERS COM INSTALLATION GUIDE PHONE SIGNAL AMPLIFIER Nikrans MA 250GW Freq 900 2100 MHz Coverage 250 m ...

Страница 2: ...the equipment may be damaged and you may even get an electric shock Do not open the repeater touch the module of the repeater or open the cover of the module to touch electronic component The components will be damaged due to electrostatic Please keep away from heating equipment because the repeater dissipates heat during working And do not cover a booster with anything that influences heat dissip...

Страница 3: ...s Signal strength can also be negatively affected by trees hills buildings weather and other obstructions You may be relatively close to a base station but still unable to make a call This often occurs inside houses offices and other buildings with stucco concrete or metal walls that may block the signal The Signal Booster works with two antennas An Indoor antenna communicates with your cell phone...

Страница 4: ... MA250 GW covers 250 m2 2700 ft2 and is effective for medium sized areas of parking lots restaurants supermarkets etc This dual band booster will provide you with easy communication on the phone without interruptions This model will also guarantee perfect 3G mobile Internet on standard 2100MHz and in some cases on additional 900MHz frequency Nikrans MA250 GW mobile signal repeater is a high qualit...

Страница 5: ...ink freq 890 915MHz 1920 1980 MHz Down link freq 935 960MHz 2110 2170 MHz Up link Gain 60 dB Down link Gain 65 dB Power Output Input AC90 264V output DC5V 2A Working t C 25 55 Humidity 5 95 Size mm 129 95 30mm Booster Weight 0 9 kg dBm 12 dBm ...

Страница 6: ... band Yaggi is recommended Function To pick up outside signals from the base station and send them by cable to the repeater outdoor antenna also transmits the uplink signals from the repeater back to the base station Indoor Antenna It is mounted inside a building to transmit the improved signals throughout the coverage area Cables Сoaxial cables for indoor and outdoor antennas Mountings Special mo...

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Страница 8: ...f the building aiming away from the building which will reduce amount of possible obstacles For your convenience and acceleration of the process perform the testing in pair The mobile phone shall display full bar signals in location where the outdoor antenna is installed Phone calls or data transmission shall be smooth and stable It is recommended to test the signal 3 times in location where an ou...

Страница 9: ...te condition restrictions 3 Fasten all connection parts of the whole system in correct order from the antenna to repeater interfaces and make sure that the electrical interfaces are well contacted Give waterproof treatment to outdoor connection parts 4 Take lightning protection measures for the antenna and feeder system in accordance with the system requirements Avoid deforming the antenna feeder ...

Страница 10: ...htning Surge Protector FAQ How does a lightning surge protector work These devices divert excess voltage and current from transient and surge into grounding wire preventing it from flowing through the electrical and electronic equipment while at the same time allowing the normal voltage to continue along its path How can I understand that a surge protector is correctly installed The lightning surg...

Страница 11: ...s 2 It is better to use a directional panel antenna or Yaggi antenna when the area shape is long and narrow corridors long row of houses in two sides tunnels or elevators or rural open space Requirements to indoor antenna installation indoor antenna should be 10 15 meter distance from an outdoor antenna indoor antenna should be at least 2 meters above the ground indoor antenna should be fixed vert...

Страница 12: ...s or smoke or on a cool and ventilated wall to ensure excellent heat dissipation 2 Installation height should be sufficient for RF cable wiring heat dissipation and maintenance 3 Independent and stable power supply is necessary Power requirement Generally AC 100 264V AC 50 5Hz power supply is required Installation Steps Installation schemes Installation with 1 indoor antenna ...

Страница 13: ...e placed as straight as possible in order not to create any hindrance for signal reception and its transmission 2 Cables should be shortened to the acceptable maximum so that not to waste or decrease mobile signal coverage range 3 In order to prevent water from coming into the mobile phone booster through the cable make a loop in it 4 Keep the outdoor antenna as far as possible from frequency aeri...

Страница 14: ...booster works normally this light is off when the booster suffers from self oscillation or input signal is too strong this light is flicking In this case the power turns off automatically and restarts after 30seconds After repeating 5 times the light turns on again and it will restart after 1 hour If the problem still exists the light will be flicking again There are totally 3 signal strength indi...

Страница 15: ...eering mode Field Test Mode which is an application available in free access or a phone mode requiring no extra setups On most used mobile OS operating systems the test mode can be started as follows iOS Type 3001 12345 and hit Call Android Type 197328640 to activate Windows Type 3282 and start Blackberry Press TOOLS SETTINGS STATUS or OPTIONS STATUS Note To get parameters for 2G 3G and LTE disabl...

Страница 16: ...r dB signal level to 0 the better cell phone reception you ll get 105 to 100 Bad drop call 99 to 90 Getting bad signal may break up 89 to 80 OK shouldn t have problems but maybe 79 to 65 Good Over 65 Excellent Your task is to get at least 79dB signal to ensure reliable communication and strong signal inside the building ...

Страница 17: ...by ATT DIP if the above listed methods don t work The following measures can also be helpful Use the roof of the building to enlarge isolation Please try to place the outdoor antenna and indoor antenna on different floors Use some obstacles Such as walls 2 The repeater s power is on but the phone cannot get connected to the network and still can not communicate Reason 1 There are loose or wrong co...

Страница 18: ...installing the repeater what should I do Check if the repeater s power supply works normally or not 3 If repeater s power supply is normal ALM light is on or flashing all the time what should I do Firstly check whether all connectors are connected well or not If it is all right please adjust the direction of the outdoor and indoor antenna Make sure the horizontal distance is 75 feet or more the ve...

Страница 19: ...in one solutions covering up to 5000 m2 Depending on the model boosters operate in GSM DCS CDMA LTE or combination of these standards at 850 2100 MHz frequencies The product line is extended with a series of antennas splitters and other accessories for completing exclusive custom projects of any difficulty level Nikrans product development process is rigorously assessed to comply with ISO 9001 200...

Страница 20: ...es that this signal booster is in compliance with the essential requirements and other relevant provisions of Radio Equipment Directive RED 2014 53 UE CE marking contact myamplifiers com 44 8000485044 Sales MyAmplifiers com ...

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