COFDM IP Ethernet Bidirectional Transceiver Radio link Ultimate FAQ 1886-10W

Here is COFDM IP Ethernet Bidirectional Transceiver Radio link Ultimate FAQ 1886-10W.

Technical Specifications

1. Q: What are the frequency bands of this transceiver?
   A: This device default operates on 300MHz uplink and 500MHz downlink frequencies, with customized frequency options available, transmitter frequency range is 50-6000Mhz, receiver frequency range is 170-860Mhz, add BDC can expand to 6000Mhz. At this model, customs demand that every unit has two frequencies, one is 300Mhz, another is 500Mhz.
2. Q: Does it support full-duplex or half-duplex mode?
   A: It offers configurable duplex/halfplex modes for flexible bidirectional or unidirectional communication. Our COFDM IP Ethernet Bidirectional Transceiver Radio link supports TCP / UDP video stream and data.
3. Q: What modulation technology is used?
   A: It utilizes COFDM (Coded Orthogonal Frequency Division Multiplexing) for robust signal transmission in noisy environments.

4. Q: What is the output power of this transceiver?
   A: Equipped with a high-efficiency 10 watts PA (40dBm Power Amplifier) for extended range.
5. Q: How is signal interference managed?
   A: The integrated bandpas cavity filter eliminates out-of-band interference for clean 300MHz/500MHz transmission.
6. Q: What network interface does it use?
   A: Features a standard RJ45 Ethernet port for seamless IP network integration.

7. Q: Can this device handle two-way communication?
   A: Yes, it’s a two-way bidirectional transceiver supporting real-time data exchange.
8. Q: Is it suitable for IoT remote monitoring?
   A: Absolutely. With IP over Ethernet and COFDM resilience, it excels in industrial IoT deployments.
9. Q: What ranges can the 10W PA achieve?
   A: The 10 watts PA enables 1-150km line-of-sight range (subject to antenna and terrain).

10. Q: Can I request non-standard frequencies?
    A: Yes, we offer customized frequency from 50Mhz to 6000Mhz configurations beyond standard 300MHz/500MHz bands.
11. Q: Does it work with existing Ethernet systems?
    A: The RJ45 Ethernet network port ensures plug-and-play compatibility with standard IP infrastructures.
12. Q: Is the antenna included?
    A: Antenna options vary; we recommend pairing with a tuned cavity filter antenna for optimal performance.

13. Q: How is this transceiver powered?
    A: Typically 24V DC via terminal blocks, compatible with industrial power systems.
14. Q: Can it transmit video over COFDM?
    A: Yes, COFDM modulation efficiently handles HD video streams in bidirectional mode.

15. Q: Why choose COFDM over traditional modulation?
    A: COFDM resists multipath fading, making it ideal for urban/mobile use with 170-6000MHz raido link.
16. Q: How does the cavity filter improve performance?
    A: The cavity filter blocks adjacent channel noise, critical for clean UHF 50-6000MHz link in crowded RF environments.

17. Q: Best transceiver for 300MHz uplink 500MHz downlink?
    A: Our two-way transceiver with 10 watts PA is engineered for reliable 300MHz/500MHz operations.
18. Q: Custom frequency half-duplex transceiver with Ethernet?
    A: Yes! We provide customized frequency, halfplex-enabled units with RJ45 Ethernet port.
19. Q: IP-based COFDM system with cavity filter?
    A: This IP/Ethernet device combines COFDM robustness and cavity filter precision.
20. Q: 10W PA bidirectional radio for SCADA systems?
    A: Ideal for SCADA: 10 watts PA ensures long-range bidirectional control via 500MHz downlink.

21. Q: Can this transceiver handle drone video downlink at 500MHz?
    A: Yes, the 500MHz downlink with COFDM is ideal for low-latency HD video transmission from drones.
22. Q: Is it suitable for oil pipeline sensor monitoring?
    A: Absolutely. 300MHz uplink penetrates metal structures, and the IP/Ethernet port integrates with SCADA systems.
23. Q: Military-grade encryption support for tactical comms?
    A: Supports AES-256 encryption over COFDM, with cavity filter preventing jamming at 300MHz/500MHz.

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安装与配置

24. Q: How to configure duplex mode via Ethernet?
    A: Use the web interface (accessed via RJ45 Ethernet port) to toggle between duplex/halfplex modes.
25. Q: Recommended antenna for urban 10W PA system?
    A: Pair with a directional cavity filter antenna to maximize 10 watts PA range in multipath environments.
26. Q: Power consumption of 10W PA transceiver?
    A: Under full load: 48W (12V/4A). The 10 watts PA operates at >65% efficiency.

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抗干扰与可靠性

27. Q: How does COFDM handle signal reflections?
    A: COFDM splits data across 1,024 subcarriers, neutralizing multipath interference on 500MHz downlink.
28. Q: Cavity filter vs. ceramic filter – why choose cavity?
    A: Cavity filter offers <1dB insertion loss and 80dB adjacent rejection – critical for clean 300MHz uplink.
29. Q: EMI resistance for industrial environments?
    A: Metal housing + cavity filter provides 30kV ESD protection and suppresses motor/transformer noise.

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定制与兼容性

30. Q: Custom frequency for 450-470MHz downlink?
    A: Yes, we support customized frequency bands (e.g., 450MHz downlink + 250MHz uplink).
31. Q: Protocol compatibility with Modbus TCP/IP?
    A: The RJ45 Ethernet network port transports any IP-based protocol (Modbus, PROFINET, EtherCAT).
32. Q: Unidirectional mode for broadcast applications?
    A: Yes, configure as unidirectional transmitter (e.g., 500MHz emergency alerts).

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性能极限测试

33. Q: Maximum data rate over COFDM at 500MHz?
    A: 18Mbps net throughput (64QAM, CR 3/4) on 500MHz downlink using 8MHz bandwidth.
34. Q: Operating temperature range with 10W PA?
    A: -40°C to +75°C – 10 watts PA uses thermal throttling to prevent overheating.
35. Q: Waterproof rating for outdoor deployment?
    A: IP67 enclosure (submersible 1m/30min) with sealed RJ45 Ethernet port.

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行业解决方案

36. Q: Bridge 5km canyon for smart grid telemetry?
    A: 10 watts PA + high-gain antenna enables bidirectional data links across terrain obstacles.
37. Q: COFDM for live TV broadcast backhaul?
    A: Yes, COFDM modulation meets DVB-T2 standards for unidirectional HD video feeds.
38. Q: Redundant link for cellular tower monitoring?
    A: Use as failover path: 300MHz uplink survives when cellular networks fail.

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维护与支持

39. Q: Firmware upgrade process?
    A: Upload .bin files via Ethernet network port – zero downtime for IP networks.
40. Q: Mean Time Between Failures (MTBF)?
    A: >100,000 hours (11.4 years) – cavity filter and 10W PA use military-grade components.
41. Q: Diagnostic tools for signal troubleshooting?
    A: Built-in web GUI shows real-time COFDM SNR, PA temperature, and duplex mode status.

42. Q: Low-latency bidirectional radio for robot control?
    A: Achieves 8ms latency in two-way bidirectional mode at 500MHz – ideal for telerobotics.
43. Q: Custom half-duplex transceiver with 10W PA?
    A: We provide halfplex units with 10 watts PA and customized frequency – contact sales for specs.
44. Q: IP67 COFDM system for railway trackside monitoring?
    A: Yes, vibration-resistant design + cavity filter blocks GSM-R interference on 300MHz band.
45. Q: Ethernet-connected PA for broadcast transmitters?
    A: Integrate 10W PA into AoIP systems via RJ45 port – supports AES67 audio streaming.

46. Q: Why choose this over 4G LTE for remote monitoring?
    A: No SIM fees, works without cellular coverage, and 300MHz uplink penetrates forests/mountains.
47. Q: Advantage vs. WiFi mesh for industrial IoT?
    A: COFDM travels 10x farther than WiFi; cavity filter resists factory RF noise.
48. Q: Difference between this and satcom terminals?
    A: Zero airtime cost, lower latency, and 10W PA consumes 90% less power than VSAT.

49. Q: Minimum order quantity for customized frequencies?
    A: MOQ = 2 units for customized frequency configurations (e.g., 220MHz/410MHz duplex).
50. Q: Lead time for 10W PA transceiver with cavity filter?
    A: 2-3 weeks for standard 300MHz/500MHz; 4 weeks for customized other frequency builds with cavity filter antenna.