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KROKS RK900/1800/2100-55 is a GSM/UMTS/LTE low power repeater with a gain of 55 dB and a maximum output power of 13 dBm (20 mW).

The repeater is suitable for enhancing mobile communications and 3G/4G Internet in cars and small rooms with an area of up to 100 m2 when input signal level is sufficient.

This model belongs to repeaters of the initial price range. A gain of 55 dB can improve the quality of communication and mobile Internet only if there is a reliable signal at the installation point of the external antenna. Repeaters of this class are used to cover small areas with a signal, for example a room, a small apartment, or a car.

The repeater is equipped with a power indicator of input signal level and overload. The compact dimensions of the repeater allow you to hide it in one of the compartments of the car or quietly mount it in the room.

Basic properties of repeater:

  • amplifies the signal of mobile operators in GSM900, GSM1800, UMTS900, UMTS2100, LTE1800 communication standards;
  • low power consumption;
  • supply voltage 5 V;
  • gain 55 dB;
  • duplex communication;
  • low noise;
  • led indication of operating modes.

Meets the requirements:

  • Rules of application of base stations and retransmitters for the systems of mobile radio communications. Part II. Rules of application subsystems for base stations and repeaters of networks of mobile radio telephone communication of GSM 900/1800 standard", est. The order of Ministry of communications of Russia dated 12.04.2007, № 45, as amended by Orders of the Ministry of communications of Russia dated 01.02.2012 № 28, from 23.04.2013 № 93, from 11.03.2014 №38, from 22.09.2014 № 307;
  • Rules of application of base stations and repeaters of networks of mobile radiotelephone communication. Part V. Rules of application of equipment of base stations and repeaters of networks of mobile radio telephone communication of standard UMTS frequency duplex separation and frequency-code division radio channels", approved. By order of the Ministry of communications of Russia dated 17.02.2010 № 31, as amended by Orders of the Ministry of communications of Russia dated 13.10.2011 № 256, dated 01.02.2012 № 27 dated 20.04.2012 № 118, from 23.04.2013 № 93, from 12.05.2015 № 157.
Dimensions (length , width , height ), mm
150  x   150  x   35 

Repeaters characteristics:

Operating frequency range UpLink
880- 915, 1710-1785, 1920-1980 MHz
Operating frequency range DownLink
925-960, 1805-1880, 2110-2170 MHz
UpLink gain
50-58
DownLink gain
50-60
Maximum output power UpLink
13 dBm
Maximum output power DownLink
13 dBm
Noise figure
≤6 dBi
Power supply
DC 5 V
Connector type
F-female
N-female
Communication standard
GSM900, GSM1800, 3G
Gain, dB
55

Equipment:

Position
Repeater
Power supply
Passport
Package
Recommend to read
Installation of the GSM repeater. Allowance.

Description of installing and configuring the repeater for those who are professionally engaged in the installation.