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R2000 DMR/NXDN Digital Trunking Repeater

R2000

The R2000 is a cost-effective, high-performance digital repeater launched by Lisheng for public security, government agencies, airports, ports, logistics and transportation, large-scale hotels, and other industrial and commercial markets.It effectively addresses communication blind spots and fully meets the needs of wireless communication users requiring wide-area or cross-regional coverage and flexible networking.Through intelligent IP interconnection, it further resolves pain points faced by professional users such as limited frequency resources and cross-regional command and dispatch.

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Features

Specifications

Accessories

IP Networking (Optional)

The R2000 model can be equipped with a built-in intelligent IP controller. This controller uses a highly reliable automotive-grade quad-core processor, providing efficient computation and faster processing speed. It enables seamless integration between traditional wireless communication systems and IP networks, effectively extending the communication range and functionality of wireless systems.

 

Advanced RF Technology

The R2000 repeater adopts next-generation RF technology featuring high sensitivity and excellent noise suppression. Combined with the vocoders digital error correction function, it can relay clear voice signals even in the most challenging and noisy environments . The superior RF transmission unit and high-efficiency power amplifier module allow continuous, uninterrupted transmission at 50W high power.

 

Excellent Heat Dissipation

The  R2000 digital repeater adopts a large-area aluminum alloy heat dissipation design, which effectively conducts the heat generated inside the equipment through the aluminum alloy structure. This significantly improves cooling efficiency and ensures stable thermal performance for reliable operation.

 

Multiple Digital Protocols: DMR / NXDN

It supports analog communication and multiple digital communication protocols including DMR and NXDN, enabling an easy upgrade from analog to digital. Advanced signal processing technology is adopted to greatly improve spectrum efficiency.

 

Dispatch Function (Optional)

When used with Lisheng handheld terminal products, it enables dispatching functions such as back end recording, route playback, log inquiry, voice dispatching, short message dispatching, and remote control.

 

User-Friendly Main Interface

The main unit features a two-digit LED display showing the current working channel number, along with four sets of indicator lights indicating power status, operating mode, and transmission / reception status of two time slots. In addition, the front panel is equipped with power, channel selection, and volume control knobs, ensuring intuitive and convenient operation.

 

550W Omni-Directional Coverage

The R2000 digital repeater adopts advanced RF technology and a high-power amplifier design, supporting full-band operation and a domestically approved maximum transmission power of 30W, and up to 50W output capability. Users can flexibly select the optimal transmission power according to their specific operational needs. Even under harsh conditions, it can effectively meet the diverse requirements of various industries both domestically and internationally, significantly enhancing communication coverage and delivering clear, high-quality voice services.

Appearance Introduction


Product Accessories

  • Programming Cable

    Programming Cable

  • Microphone

    Microphone

  • AC Power Cable

    AC Power Cable

General
Frequency Range UHF1: 400-470 MHz;
UHF2: 450-520 MHz;
UHF3: 350-400 MHz;
VHF:  136-174 MHz
Channel Capacity 500
Zone Capacity 32(MAX.32channels
each zone)
Dimensions(LxWxH) 420×480×90mm
Weight1 10.7Kg
Input power(AC) 110V/220V
Input voltage(DC) 13.6V±15%
Current(Standby) <800mA
Current(Transmit) <11A
Current(Receive) <1900mA
Frequency stability ±0.5ppm
Antenna Impedance 50Ω
Vocoder Type AMBE+2
RF Connect Tx(N)、Rx(N)
display Nixie tube
Trunking Controller
CPU Freescale i.mx6Q 4Core
RAM 1G DDR3
ROM 8G
SD Connector Micro SD,Max 128G
Display Interface 24bit_RGB
USB Connector Mini USB2.0 (OTG)
Network Interface 10/100/1000 Mbps Ethernet
Supported system
types
DMR Trunking System
DMR Conventional IP
Interconnection System
Conventional Digital /
Analog System
Receiver
Channel Spacing 6.25KHz/12.5KHz/25KHz
Sensitivity
Analog
0.18μV(typ.) (FM@12dB SINAD)
Sensitivity
Digital
0.18μV@5%BER
Channel Selective 62dB@6.25kHz
70dB@12.5kHz
75dB@25kHz
Intermodulation 70dB
Block 95dB
Spurious response
suppression
90dB
Audio Output
power (<5%)
2.0W / 8Ω
Conducted
emission spurious
<-57dBm
Transmitter
Output Power 5~50W
Channel Spacing 6.25kHz/12.5kHz/25kHz
Emission Spurious -36dBm(≤1 GHz)
-30dBm(>1 GHz)
FM Modulation 16K0F3E @25kHz
11K0F3E @12.5kHz
4FSK
Digital Modulation
Only Data:
7K60FXD@12.5kHz
Voice&Data:
7K60FXW@12.5kHz
Only Data:
4K00F1D@6.25kHz
Voice&Data:
4K00F1W@6.25kHz
Audio Distortion ≤3%
Audio Response +1 ~ -3dB
FM Hum & Noise 40dB @12.5KHz
45dB @25KHz
Digital FSK Error <1.5%
Adjacent channel
Power
≤-60dB @12.5KHz
≤-70dB @25KHz  
Adjacent Channel
Transient Power
≤-50dB @12.5KHz 
≤-60dB @25KHz 

Product accessories

  • Programming Cable

    Programming Cable

  • Microphone

    Microphone

  • AC Power Cable

    AC Power Cable

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