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.
Features
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Flexible digital mode and analog mode switching
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PDT/DMR multiple working modes
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Supports up to 8 hops & 32 nodes
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Easy channel configuration
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Supports 5 types of encryption
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Adaptive power output
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Supports GPS/Beidou 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 | 16.5Ah |
| Battery Life (5/5/90) | 21.4 Hours |
| Frequency Stability | ±0.5ppm |
| Antenna Impedance | 50Ohm |
| 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 |
| Dustproof & Waterproof | IP67 |
① LED Indicator for UHF
② LED Indicator for VHF
③ Power Button
④ Network Indicator
⑤ ACC Accessory Interface
⑥ LAN Interface
⑦ Microphone Interface 1
⑧ Microphone Interface 2
⑨ Antenna Interface 1
⑩ Antenna Interface 2
① Battery Level Button
② Fuse
③ Butterfly Buckle
④ Battery Charging Interface
Zhongke Lianxun (Shenzhen) Co., Ltd was established in 2005. The company focuses on the research and development of products for drone defense/control, wireless video transmission, and network security encryption/decryption. It leverages the technical expertise of renowned university network security institutes. The company specializes in providing data encryption and decryption solutions as well as drone defense solutions for industries such as wind power, national power, oil and gas, firefighting, public security, road and bridge construction, and emergency management agencies.
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