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FPV Electronics > VTX & Receiver
The 4W (4000mW) Long-Range 5.8G FPV Video Transmitter is an ultra-high-power transmission module engineered for extreme-distance fixed-wing drone operations and professional BVLOS (Beyond Visual Line of Sight) missions. Operating in the 5.725–5.850GHz ISM band with configurable output up to 4000mW, it delivers robust video streaming with industry-low latency in challenging environments. Featuring aerospace-grade thermal management with liquid cooling and redundant power systems, this VTX ensures reliable performance during extended endurance flights while maintaining compliance with global frequency regulations.
| Parameter | Specification |
| Frequency Band | 5.8GHz (5725–5875MHz Tunable) |
| Output Power | 4000mW (Configurable: 25mW/500mW/1000mW/2000mW/4000mW) |
| Channel Support | 32 Channels (IRC Tramp/SmartAudio v3 Compatible) |
| Input Voltage | DC 12–48V (3–12S Li-Po/Li-ion Compatible) |
| Video Input | 1.0Vp-p Composite (NTSC/PAL Auto-detect) |
| Audio Input | 6.5MHz Mono Carrier (±75kHz) |
| Antenna Interface | RP-SMA Female (Reverse Polarity) |
| Dimensions | 60×45×18mm |
| Weight | 95g (Excluding Antenna) |
| Operating Temperature | -40℃ to +90℃ |
| Video Latency | < 15ms |
| RF Bandwidth | 12MHz |
• Extreme Power Output: Industry-leading 4000mW transmission for beyond-horizon operations.
• Hybrid Cooling System: Liquid cooling plate + dual centrifugal fans (25W/K dissipation) sustains 4W continuous operation.
• Quad Power Inputs: Redundant XT60 connectors for parallel battery connections during 10+ hour flights.
• Advanced Telemetry: Color OLED display showing frequency, power, voltage, GPS coordinates, and link quality.
• Harmonic Suppression: Quad-shielded RF chamber with -60dBc harmonic rejection.
• Automatic Band Switching: Detects and avoids restricted frequencies during cross-border flights.
| Antenna Configuration | Range | Video Quality | Power Consumption |
| Patch-to-Patch (14dBi/24dBi) | ≤ 15,000m | Clear (SNR >45dB) | 2.8A @24V |
| Panel-to-Panel (19dBi/28dBi) | ≤ 25,000m | HD Equivalent | 3.2A @24V |
| Directional Array (24dBi/32dBi) | ≤ 40,000m | Moderate (Dynamic) | 4.0A @24V |
• ✈️ Ultra-Long-Range Fixed-Wing Drones
• Trans-continental cargo delivery monitoring
• Offshore oil rig inspection beyond 30km
• Atmospheric research at stratospheric altitudes
• 🛰️ Government & Defense Systems
• Border surveillance beyond 50km range
• Search-and-rescue operations in maritime environments
• Tactical reconnaissance in denied areas
• 📡 Scientific Research
• Wildlife migration tracking
• Volcanic activity monitoring
• Glacier mapping in polar regions
• Intelligent Thermal Control: Dynamic power scaling (4000mW→2000mW @ 75°C; shutdown @ 105°C).
• Military-Grade Protection: Reverse polarity/overvoltage/overcurrent cutoff (12–48V safe range).
• Vibration Resistance: MIL-STD-810H compliant for high-G environments.
• EMI Shielding: Aerospace-grade RF isolation (FCC Part 15/CE/RoHS compliant).
• Redundant Safety: Dual thermal sensors + watchdog circuit for failsafe operation.
• Certifications: FCC ID/CE-RED (region-locked frequency compliance).