FPV System with 4.9~5.8GHz 2500mW Video Transmitter – Technical Overview First-Person View (FPV) systems are widely used in drone racing, aerial photography, and remote surveillance, offering real-time video transmission from the aircraft to the pilot or ground station. A high-performance FPV video transmitter (VTx) operating in the 4.9~5.8GHz frequency range with an output power of 2500mW (2.5W) provides exceptional range, signal penetration, and reliability for demanding applications. Frequency Range and Bandwidth The 4.9~5.8GHz spectrum is ideal for FPV due to its balance between signal propagation and interference avoidance. This range includes multiple channels, allowing pilots to select frequencies with minimal congestion. The wide bandwidth ensures compatibility with various video standards (e.g., NTSC, PAL) and supports high-definition analog transmission, reducing latency for real-time control. High Power Output (2500mW) With a maximum output of 2500mW, this VTx delivers superior signal strength, enabling long-range flights and stable video links even in environments with obstacles like buildings or trees. High power improves penetration through interference sources such as Wi-Fi networks, ensuring consistent video feed. However, users must comply with local regulations, as some regions restrict transmission power to avoid spectrum interference. Signal Stability and Low Latency The transmitter employs advanced modulation techniques to minimize latency, crucial for high-speed drone racing and precision maneuvers. A robust RF design reduces multipath interference and signal dropouts, while automatic frequency shifting (if equipped) helps avoid channel conflicts. Thermal Management and Durability Operating at 2500mW generates significant heat, so efficient heat dissipation is critical. High-quality materials and passive/active cooling mechanisms ensure stable performance even during extended use. The compact, lightweight design makes it suitable for integration into drones without compromising flight dynamics. Applications This high-power VTx is ideal for: - Long-Range FPV Drones – Extended exploration and mapping missions. - Racing Drones – Reliable video feed in competitive environments. - Industrial Inspections – Stable transmission in cluttered RF environments. Conclusion A 4.9~5.8GHz 2500mW FPV video transmitter offers unmatched range and signal integrity, making it a top choice for professionals and enthusiasts. Proper antenna selection and regulatory compliance are essential to maximize performance while adhering to legal requirements.