Introduzione
This manual provides detailed instructions for the installation, operation, maintenance, and troubleshooting of your CADDXFPV Walksnail Ascent Lite VTX Kit. Please read this manual thoroughly before using the product to ensure proper setup and optimal performance. This kit is designed for FPV drone and RC hobbyists seeking a high-definition digital video transmission system.
Cosa c'è nella scatola
Verificare che tutti i componenti elencati di seguito siano inclusi nel pacchetto:
- Ascent Lite VTX
- Lite Antenna
- VTX Upgrade Cable
- Lite VTX Power Cable
- Screws & Gasket
- Manuale dell'utente (questo documento)

Figure 1: Included Components of the Ascent Lite VTX Kit.
Prodotto finitoview
The CADDXFPV Walksnail Ascent Lite VTX Kit is a digital video transmission system designed for FPV applications, offering high-quality video and reliable performance.
Caratteristiche principali:
- HD 1080P/60FPS Video: Captures sharp, detailed footage with a 1/1.8-inch sensor.
- 147° Campo ultra ampio di View (FOV): Provides expansive coverage for immersive FPV experiences.
- Capacità di visione notturna: Visibilità migliorata in condizioni di scarsa illuminazione.
- Stable 3KM Digital Video Transmission: Ensures consistent, long-range signal reliability.
- Latenza ultra bassa di 35 ms: Delivers fast, responsive visuals for precise control.
- Design compatto e leggero: Weighs only 6g, minimizing impact on drone performance.
- Ampia compatibilità: Integrates with F4/F7/H7 flight controllers and firmware like Betaflight, INAV, and ArduPilot via a 4-pin UART connection.

Figure 2: Wide 147° FOV and 1080P/60FPS HD Video Capture.

Figure 3: Enhanced Night Vision Performance.

Figure 4: 3km Range and 35ms Low Latency Transmission.

Figure 5: Ultra-Lightweight 6g Design.

Figure 6: Versatile FPV Applications.
Istruzioni di installazione
1. Wiring the VTX
Connect the Ascent Lite VTX to your flight controller using the provided VTX Power Cable and VTX Upgrade Cable. Ensure correct polarity and pin assignments as shown in the wiring diagram below.
- Power (3V~12.6V): Connect to a suitable power source on your flight controller.
- Power GND: Connect to ground on your flight controller.
- UART RX (Connects to Flight Controller TX): Per la comunicazione dei dati.
- UART TX (Connects to Flight Controller RX): Per la comunicazione dei dati.
- USB-DP, USB-DN, USB-GND, USB-5V: For VTX upgrades and configuration via USB.

Figure 7: Ascent Lite VTX Wiring Diagram.
2. Installazione dell'antenna
Securely attach the Lite Antenna to the VTX. Ensure the connection is firm to prevent signal loss during flight.
3. Montaggio
Mount the VTX and camera securely on your FPV drone or RC vehicle using the provided screws and gasket. Ensure the camera has a clear line of sight and is protected from impacts.
Istruzioni per l'uso
1. Accensione
After completing the wiring and mounting, connect the battery to your drone. The VTX will power on, and the indicator light will show its status.
2. Pairing with Goggles
To establish a video link, you need to pair the Ascent Lite VTX with compatible FPV goggles (e.g., Walksnail Ascent Goggles).
- Connect the VTX and goggles to their respective power supplies.
- Press the linking button on the VTX. The VTX indicator light will flash green, and a status icon will appear on the goggle screen.
- Press the linking button on the goggles. The goggle indicator light will flash green.
- Once pairing is successful, the VTX indicator turns solid green, and the goggle screen will display the video feed.
Manutenzione
To ensure the longevity and optimal performance of your Ascent Lite VTX Kit, follow these maintenance guidelines:
- Pulizia: Keep the VTX and camera lens clean from dust and debris. Use a soft, dry cloth for cleaning. Avoid harsh chemicals.
- Ispezioni: Regularly check all cable connections for wear or damage. Ensure the antenna is securely attached.
- Aggiornamenti del firmware: Periodically check the CADDXFPV official website for firmware updates. Keeping your VTX firmware current can improve performance and add new features. Use the provided VTX Upgrade Cable for updates.
- Magazzinaggio: Store the kit in a dry, cool environment away from direct sunlight and extreme temperatures when not in use.
Risoluzione dei problemi
If you encounter issues with your Ascent Lite VTX Kit, refer to the following common problems and solutions:
- Nessun segnale video:
- Check all power connections to the VTX and goggles.
- Ensure the VTX and goggles are properly paired.
- Verify the antenna is securely connected to the VTX.
- Confirm that the camera cable is correctly attached to the VTX.
- Scarsa qualità video/interferenze:
- Check for physical obstructions between the VTX and goggles.
- Ensure the antenna is not damaged or bent.
- Avoid operating near strong electromagnetic interference sources.
- Consider changing the channel if available and supported by your goggles.
- VTX non si accende:
- Verificare il volume di ingresso della potenzatage rientra nell'intervallo specificato (3 V~12.6 V).
- Controllare eventuali cortocircuiti o cablaggi errati.
Specifiche
| Caratteristica | Dettaglio |
|---|---|
| Marca | CADDXFPV |
| Nome del modello | Ascent Lite Kit |
| Numero di modello | WN13-4S09B-1-US |
| Risoluzione video | 1080P / 60FPS |
| Campo di View (campo visivo) | 147° |
| Dimensioni del sensore | 1/1.8 pollici |
| Latenza | 35 millisecondo |
| Gamma di trasmissione | Fino a 3 km |
| Peso dell'articolo | 9.07 g (Total kit, VTX is 6g) |
| Item Dimensions (VTX) | 0.93 x 0.93 x 0.59 pollici (circa 23.6 x 23.6 x 15 mm) |
| Materiale di recinzione | Plastica |
| Dispositivi compatibili | Walksnail Ascent systems |

Figure 8: Physical Dimensions of the Ascent Lite VTX Components.
Compatibilità
The Ascent Lite Kit is designed for specific compatibility to ensure optimal performance:
- Directly Compatible: Walksnail Ascent Goggles, FPV Monitors (requires HDMI input).
- Compatibilità del sistema: Designed exclusively for use with Ascent systems.
- Compatibilità del Flight Controller: Integrates with F4/F7/H7 flight controllers and firmware such as Betaflight, INAV, and ArduPilot via a 4-pin UART connection.
- Not Directly Compatible: Avatar Goggles L. It does not directly support Avatar or other third-party FPV systems, but can be used with them when paired with the Ascent VRX.

Figure 9: Ascent Lite VTX Kit Compatibility Overview.
Garanzia e supporto
Informazioni sulla garanzia:
The CADDXFPV Walksnail Ascent Lite VTX Kit comes with a Garanzia di 1 anno dalla data di acquisto. La presente garanzia copre i difetti di fabbricazione in condizioni di normale utilizzo. Si prega di conservare la prova d'acquisto per eventuali reclami in garanzia.
Assistenza clienti:
For technical assistance, troubleshooting, or warranty inquiries, please visit the official CADDXFPV website or contact their customer support. You can often find FAQs, firmware downloads, and contact information on their support pages.
Risorse online: CADDXFPV Ufficiale Websito