FPV drone Happymodel Crux35 Caddx Vista

FPV drone Happymodel Crux35 Caddx Vista – multifunctionality in a compact body

The Happymodel Crux35 Caddx Vista FPV drone perfectly combines functionality and maneuverability. It is presented in the form of a miniature design weighing only 108 grams. The model includes a powerful flight controller, EX1404 engines and three-bladed HQProp propellers. They provide good controllability, maneuverability and smooth flight. In addition, the drone offers quite a decent flight time – up to 15 minutes. This means that such a copter is ideal for freestyle, racing and aerial photography.

Features of aerial photography

An important feature of this model is the presence of the Caddx Vista digital system and the Nebula Nano camera. This combination allows you not only to receive a high-quality image from the air, but also to transmit it to the receiving device with minimal delays.

Design features of the model

The drone is designed to minimize aerodynamic drag. The device is easy to assemble and disassemble, making it easy to replace parts or install additional accessories.

Specifications

• Frame size: 150 mm;
• Weight: 108 grams;
• Dimensions: 130 × 130 × 45 mm (without propellers);
• Receiver: SPI ExpressLRS 2.4 GHz / Frsky SPI D8/D16;
• Camera and Video Transmitter: Nebula Nano Digital HD Camera + Caddx Vista Digital System;
• Flight time: 9 - 15 minutes (on 4S battery 750 mAh)

Flight controller

• Model:
• ELRS version: ELRS X1;
• Frsky version: CrazyF411;
• Microcontroller: STM32F411CEU6 (100 MHz, 512 kB Flash memory);
• Gyroscope: MPU6000;
• Mounting holes: 20 × 20 mm M2;
• Dimensions:
• ELRS version: 32 × 28 × 9 mm;
• Frsky version: 28.5 × 28.5 mm;
• Power: LiPo 2-4S;
• Built-in 4-in-1 ESC:;
• ELRS version: 12A Blheli_s;
• Frsky version: 20A Blheli_s;
• OSD: Built-in Betaflight OSD (SPI control);
• Built-in Receiver: SPI ExpressLRS 2.4 GHz / SPI Frsky;
• BEC output:
• ELRS version: 5 V, 1 A;
• Frsky version: 5V, 1.5A;
• Firmware:
• ELRS version: CRAZYBEEF4SX1280;
• Frsky version: MATEKF411RX

Motors EX1404 

• KV (rpm/V): 3500;
• Stator diameter: 14 mm;
• Stator length: 4 mm;
• Shaft diameter: Ø1.5 mm;
• Weight: 9 g

HQProp propellers

• Propeller diameter: 3.5 inches;
• Step: 2;
• Blades: 3;
• Material: polycarbonate;
• Weight: 1.5 g;
• Hub diameter: 10mm;
• Thickness of the central part: 4.7 mm.

4-in-1 speed controller

• Chip: EFM8BB21;
• Constant current: 5A, 6A (peak);
• Protocol: DSHOT300 (default);
• Firmware: O_H_5_REV16_8.HEX;
• BLHeliSuite support

SPI ELRS 2.4 GHz Receiver

• Packet transmission rate: 25Hz/50Hz/150Hz/250Hz/500Hz;
• RF Frequency: 2.4GHz;
• Power: <12 dBm;
• Communication protocol with flight controller: CRSF;
• Can communicate with Happymodel ES24TX, ES24TX Lite, ES24TX Slim and DIY 2.4GHz ELRS, TX module.

Caddx Vista Digital System

• Weight: 24 g;
• Dimensions: 30 × 29 × 13 mm;
• Frequency: 5.725–5.850 GHz;
• Transmitter power (EIRP):;
• FCC/SRRC/MIC: <30 dBm;
• CE: 14 dBm;
• Minimum latency: 32 m/s (720p 60 fps);
• Transmission range:
• FCC/SRRC: 4 km;
• CE: 0.7 km;
• Input voltage: 7.4 – 26.4 V;
• Power: 25mW/200mW/500mW/700mW;
• FPV Goggles: Compatible with DJI Goggles;
• Camera: Nebula Nano;
• Matrix: 1/3″ CMOS sensor;
• Lens: 2.1mm f/2.1;
• Viewing Angle: 142°(D); 122°(H); 75°(V);
• Antenna: LHCP.

Specifics of device use

The Happymodel Crux35 is an excellent choice for FPV flights and quadcopter competitions.  Its high speed and maneuverability make it ideal for air shows. In addition, the drone is suitable for training FPV pilots. Beginners can easily master the controls and understand the basics of operating a UAV. The model is also great for aerial photography. Its high image quality and flight stability make it a reliable tool for videographers. The drone can be integrated with additional equipment to improve the quality of shooting.

Thus, the Happymodel Crux35 Caddx Vista FPV drone is a versatile tool for a variety of tasks. Whether it's for competitions or personal projects, Crux35 will live up to your expectations. For all drone lovers, this is an ideal choice that combines high performance, maneuverability and versatility.