COFDM Micro Wireless Video Transmission System Instructions
This document provides comprehensive instructions for the COFDM Micro Wireless Video Transmission System, including product features, applications, parameter indicators, and troubleshooting guidance.
Product Features
Advanced COFDM Technology
Industry-leading COFDM modulation and H.265 encoding for superior video quality and reliable transmission
Ultra-Low Latency
Exceptional 120ms end-to-end latency ensures real-time video transmission with minimal delay
Military-Grade Durability
Premium aluminum heat sink housing provides exceptional shock resistance and thermal management
Extended Range
Powerful transmission capability delivers stable video signals across long distances and complex environments
Transmission Capabilities
1
Non-line-of-sight (NLOS) mobile transmission
Ground transmission, when the receiving and transmitting height are both 3 meters, the transmission distance is not less than 3 km
2
Line-of-sight transmission
Distance under line-of-sight conditions is not less than 30 kilometers (with slight non-co-frequency electromagnetic interference)
3
Maximum distance
Maximum distance can reach more than 100 km (with a clean electromagnetic environment)
4
Moving speed
The maximum moving speed can reach 600Km/hour (actual measurement)
Output and Security Features
Video Output
  • Receiver video signal synchronous output high-definition HDMI1080P multiple formats optional
  • Standard definition output DVD image quality
  • The receiver can realize video recording and backup functions
Security
  • 128-bit AES encryption and decryption
  • Full customization available
This product is mainly used in technical reconnaissance and evidence collection by public security and security inspection departments. Due to its extremely strong diffraction performance and high narrow-band anti-interference ability, this product is particularly suitable for video transmission of low-altitude high-speed drones and ground unmanned equipment.
Transmitter Specifications
Additional Transmitter Parameters
Receiver Specifications
Special note: Do not connect the receiving antenna directly to the receiver without passing through the suction cup.
Parameter Adjustment Instructions
1
Connect Equipment
Connect the transmitter and press the "MENU/OK" button to enter the menu. The encryption key and data serial port parameters are displayed first. Press the left or right button to move the cursor and the up and down buttons to adjust the parameters.
2
Configure Parameters
After the parameter setting is completed, press "MENU/OK" to enter the next menu level. Press the left or right key to move the cursor, and press the up or down key to adjust the required parameters.
3
Confirm Settings
After all parameters are set, press the "MENU/OK" key to confirm. When the setting is completed, the parameters are written successfully.
Receiver Operation
Functional Areas
  • "RF in1" and "RF in2": receiving antenna interface
  • "HDMI": Video output interface
  • "DC 12V": Power input interface
  • "USB": video storage interface
Parameter Configuration
Turn on the receiver and press the "MENU/OK" button to enter the menu. The first menu displayed is the menu for adjusting parameters. If you want to search for a specified frequency, press the "MENU/OK" button to enter the menu. If you want to remove a channel, select "ListanbulChannel" and press "MENU/OK". To save the current channel, press "MENU/OK" and the right button simultaneously.
After the receiver parameters are set, the panel buttons have the following functions:
  • " ↑ " " ↓ ": Each individually selectable receiver channel "CH **"
  • " ← " " → ": You can select to view the hidden parameters of the receiver
  • "EXIT": Start and stop recording
Troubleshooting Guide
Contacts
Email: sales@gflytech.co
Phone: +86-198-6414-9989
Address: Building A, Cai Tian Road, Futian Street, Futian District, Shenzhen City
Messengers
WeChat: gflytech
WhatsApp: @gflytech
Telegram: @gflytech
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