800MHz Tetra Repeater system for Critical Communications
| Network Protocols: | TETRA/P25/DMR/GSM/WCDMA/LTE/NR/WiFi | Weight: | ≦28kgs |
| Max. Gain: | 90±3 DB | Power Supply: | AC100-240V In, DC12V3A Out |
| Frequency Support: | Band20 800MHz | Dimensions: | 512*461*232mm |
| Output Power: | Uplink: 25±2dBm | Downlink: 37±2dBm | Noise Figure: | ≦ 6 DB |
| RF Connector: | 2*N-Female |



| Items | Specifications | |
|---|---|---|
| System | VHF | |
| Frequency Range | Uplink(Rx) | 805–825 MHz |
| Downlink(Tx) | 850–870 MHz | |
| Bandwidth | 5MHz | |
| Maximum Output Power | Uplink | 25±2dBm |
| Downlink | 37±2dBm | |
| Maximum Gain | 90±3dB | |
| AGC Range | ≥20dB | |
| Maximum Input power(Non-Destructive) | ≤-10dBm | |
| VSWR | ≤ 2.4 | |
| System Delay | ≤ 6 μs | |
| I/O Impedance | 50 Ω | |
| Noise Figure | ≤ 8dB | |
| Spurious Emission | 9kHz~ 1GHz: ≤ -36dBm | |
| 1GHz~ 12.75GHz:≤-30dBm | ||
| Third-order Inter-Modulation | ≤ -40dBm | |
| RF Connector | 2*N-Female | |
| Power Consumption | ≤ 350W | |
| Power Supply | Input: AC 100~ 240V, 50/60Hz | |
| Dimensions | 512*461*232mm | |
| Weight | ≤ 25kg | |
| Alarm Monitoring System | Alarm for Uplink Self-Oscillation | |
| Isolation Detection | Isolation Check During Boot Time | |
| Operating Temperature | -25 ~ +50 °C | |
| Application | Indoor or Outdoor(IP65) | |
| Relative Humidity Range | ≤95%(Non condensing) | |
| Frequency Band | Downlink (Tx) | Uplink (Rx) | Output Power |
|---|---|---|---|
| VHF | 136-174MHz | 136-174MHz | 17-43dBm |
| UHF | 450-512MHz | 450-512MHz | 17-43dBm |
| N71: 600MHz | 617-652MHz | 663-698MHz | 17-43dBm |
| N28: 700MHz | 758-803MHz | 703-748MHz | 17-43dBm |
| N5: 850MHz | 869-894MHz | 824-849MHz | 17-43dBm |
| N20: 800MHz | 791-821MHz | 832-862MHz | 17-43dBm |
| N8: 900MHz | 925-960MHz | 880-915MHz | 17-43dBm |
| N66: AWS | 2110-2170MHz | 1710-1770MHz | 17-43dBm |
| N3: 1800MHz | 1805-1880MHz | 1710-1785MHz | 17-43dBm |
| N1: 2110MHz | 2110-2170MHz | 1920-1980MHz | 17-43dBm |
| N40: 2300MHz | 2300-2400MHz | 2300-2400MHz | 17-43dBm |
| N7: 2600MHz | 2620-2690MHz | 2500-2570MHz | 17-43dBm |
| N41: TD2600+ | 2496-2690MHz | 2496-2690MHz | 17-43dBm |
| N78: 3500MHz | 3300-3800MHz | 3300-3800MHz | 17-43dBm |
| N77: 4000MHz | 3800-4200MHz | 3800-4200MHz | 17-43dBm |
- LCD display the input/output signal strength.
- Auto isolation detection.
- Improve any three mobile networks at the same time.
- Built-in Auto Gain Control (AGC)& Auto Level Control (ALC).
- Center frequency movable.
- NMS Lite for remote/local control and monitoring(Optional)


Shenzhen A T N J Communication, located in Guangming District Shenzhen, is a professional RF manufacturer with 16 years of experience, primarily engaged in R&D, production, manufacturing, sales, and technical services.
Our main products include Digital LTE/NR series repeaters, SDR core boards, passive devices, Digital DAS systems, and technical solutions for Public and Private (VHF, Tetra) network base stations, and wireless frequency modules.


We undertake OEM, ODM services and projects for various RF equipment, wireless repeaters, multi-frequency DAS systems, remote network management center OAM, and equipment provision for indoor and outdoor signal coverage projects.
Our mature digital band-selective repeaters have been successfully deployed in overseas mobile operator markets. Our product field is expanding to include Public Safety and Low Altitude Economic Construction applications, featuring Public and Private Network Digital Multi-subband Repeaters, wireless signal repeaters, Integrated Base Stations, Civil countermeasures, and phased array radar technology.
We have also realized Digital fiber multi-frequency, UHF, Tetra, VHF, and Microwave frequency shift repeaters. As technology progresses, we continue to develop easier-to-use, more functional, and intelligent RF products. We look forward to collaborating with you to create a brighter future together.
Ready to elevate your next project? Our R&D team is here to help you succeed.
Get in touch today:
Whatsapp: +8618813582037
