50~70km Range Dual-Band UHF/VHF Co-Frequency Relay PDT/DMR Mode Base Station Transceiver for Emergencies
50~70km Dual-Band UHF/VHF Co-Frequency Relay PDT/DMR Mode Base Station Transceiver for Emergencies
The ZKManet4371D is a MESH narrowband portable base station specially designed to deal with emergencies and realize rapid deployment. The whole device is designed with all-cast aluminum structure according to the quality requirements of standard, which meets the requirements of IP67 dustproof and waterproof, and can adapt to various harsh working field environments and meet the needs of high-strength communication. The device supports the piggyback fast deployment method, supports the self-organized network co-frequency relay, and adaptively adjusts the transmit power according to different configurations.
1 Flexible digital mode and analog mode switching
2 PDT/DMR multiple working modes
3 Supports up to 8 hops & 32 nodes
4 Easy channel configuration
5 Supports dual-band co-frequency relay
6 Supports 5 types of encryption (XOR, Enhanced XOR, ARC4, AES256, Dynamic)
7 Supports GPS/BBD satellite positioning
| Working Band | VHF:136-174MHz UHF:400-480MHz UHF2:450-520MHz UHF3:350-400MHz |
| Channel Quantity | 3773 |
| Area |
Level 1 area: 4 Level 2 area: 1000 Level 3 area: 1000 |
| Channel Step | 12.5KHz/25KHz |
| Working Voltage | 10.8~12.6V |
| Battery Capacity | 16.5A |
| Battery Life (5/5/90) | 21.4 Hours |
| Frequency Stability | ±0.5ppm |
| Antenna Impedance | 50Ω |
| Dimensions | 302(L)*218(W)*76(H)mm |
| Weight | ≤5KG (w/ Battery) |
| Transmission Range | 50-70km (w/ Tower) |
| Network Capacity | Up to 8 hops and 32 nodes |
| Output Power | 3-137dBm |
| 4FSK Modulation |
12.5kHz data only: 7K60FXD 12.5kHz data and voice: 7K60FXE |
| FM Modulation | 12.5 kHz:8K50F3E 25 kHz:16K0F3E |
| Modulation Limit | ±2.5kHz@12.5kHz ±5.0kHz@25kHz |
| Emission Spurs | -36dBm<1ghz -30dbm="">1GHz |
| Adjacent Channel Power | ≤-60dB |
| Sensitivity | 3%BER≤0.35µV |
| Intermodulation | 60 dB |
| Adjacent Channel Selectivity | 60 dB |
| Spurious Suppression | 70 dB |
| Block | 90 dB |
| Conducted Radiation | -57dBm |
| GPS Positioning Accuracy | Horizontal≤10m (Good signal conditions) |
| TTFF (First Fix) Cold Start | <1 minute (Good signal conditions) |
| TTFF (First Fix) Hot Start | <10 seconds (Good signal conditions) |
| Working Temp. | -30ºC-+70ºC |
| Storage Temp. | -40ºC-+85ºC |
| Moisture Proof | MIL-STD-810C/D/E/F |
| Shock and Vibration Proof | MIL-STD-810C/D/E/F |
| IP Rating | IP67 |
Zhongke Lianxun (Shenzhen) Technology Co., Ltd. was established in 2005. We focus on the research and development of products for drone defense/control, wireless video transmission, and network security encryption/decryption. With excellent quality and advanced technology, we provide comprehensive network communication solutions to our customers.
Our chief scientist team, led by professors from the Network Security Institute of Wuhan University, has achieved remarkable results in the development of man-in-the-middle platforms for network security. The company currently offers platforms such as a drone denial system platform, long-distance wireless video transmission platform for drones, network encrypted data analysis platform, IPSEC man-in-the-middle platform, and SSH man-in-the-middle analysis platform.
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