Digital HD FPV Video Transmitter VTX Kit 5.8 GHz, 6g, 1080p 60fps, 147 Degree FOV (Walksnail Ascent Lite)
Walksnail Ascent Lite VTX kit (WN13-4S09B) is a small, light 5.8 GHz digital HD FPV transmitter with camera: only 6 g without antenna, 1080p 60 fps, 147 degree FOV, adjustable 25-100 mW output and a range of up to 3 km (tested with a fixed-wing aircraft and Ascent goggles). Designed for DIY RC cars and FPV drones on the Ascent HD system.
Key features
- Only 6 g (without antenna), about 30% lower power consumption than the previous design, better penetration
- 1080p 60 fps and 720p 60 fps; 1/2.8 inch sensor with 0.01 Lux low-light performance
- 147 degree wide-angle view with 16:9 widescreen picture
- Selectable 25-100 mW output for indoor or outdoor flying; range up to 3 km (maximum tested 3206 m with fixed-wing aircraft)
- UART 4-pin connection with F4 / F7 / H7 flight controllers; works with Betaflight, INAV and ArduPilot
- Works with Ascent goggles and Ascent VRX (Ascent HD system only)
- Package: Ascent Lite kit, screw pack, antenna, USB upgrade cable, 4-pin power cable, manual, silicone pads, box
Technical specifications
| Parameter | Value |
|---|---|
| Name / model | Ascent Lite VTX / WN13-4S09B |
| Frequency | 5.730-5.815 GHz |
| Transmit power (EIRP) | FCC/SRRC: <20 dBm; CE: <14 dBm |
| Interfaces | JST1.0 x 4 (power); HSG0.8 x 5 (USB) |
| Number of channels | 3 |
| Wide voltage input | 3-12.6 V |
| Supported flight controllers | Betaflight, INAV, Fettec, Kiss, ArduPilot |
| Bitrate | 25 Mbps |
| OSD | Canvas mode |
| End-to-end latency | Average 35 ms |
| Antenna | 1 x IPEX-1 |
| Operating bandwidth | 5 / 10 / 20 MHz / Auto |
| Image sensor | 1/2.8 inch |
| Resolution | 1080p 60 fps; 720p 60 fps |
| Aspect ratio | 16:9 |
| Mounting hole spacing | 25 mm |
| Weight | 6 g (without antenna) |
| Dimensions | Camera: 12 x 14 x 15 mm; VTX: 30.5 x 30.5 x 3.5 mm |
Product images and specifications
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