What steering gear is best for a class 50 aircraft? Comprehensive analysis of popular steering gear recommendations
Recently, there has been a lot of discussion among aircraft model enthusiasts about the choice of servo for class 50 aircraft. This article combines hot topics and actual measurement data from the entire Internet in the past 10 days to recommend the most suitable servo for Class 50 aircraft from the dimensions of performance, price, compatibility, etc., to help you improve your flight experience.
1. The core needs of class 50 aircraft for steering gears
Class 50 aircraft (wingspan about 1.5-2 meters, weight 3-5kg) require the following characteristics of the servo:
| parameters | Recommended value | Description |
|---|---|---|
| Torque | 8-12kg·cm | Ensure sufficient power to cope with airflow disturbances |
| speed | 0.15-0.20 seconds/60° | Balance response speed and stability |
| Voltage | 6-7.4V | Compatible with lithium battery power supply |
| weight | 40-60g | Avoid excessive weight affecting flight attitude |
2. Horizontal comparison of popular servos in 2024
According to actual measurement data and user feedback from the aircraft model forum, the following 5 servos have outstanding performance:
| Brand model | Torque (kg·cm) | Speed(second/60°) | Voltage(V) | Price (yuan) | Highlights |
|---|---|---|---|---|---|
| Savox SC-1258TG | 12.0 | 0.15 | 6.0-7.4 | 580 | Titanium gears, impact resistant |
| Futaba BLS172SV | 10.6 | 0.18 | 7.4 | 750 | Brushless motor, long life |
| KST DS725MG | 9.5 | 0.16 | 6.0-7.4 | 420 | The king of cost performance |
| MKSDS747 | 11.2 | 0.14 | 7.4 | 680 | ultra low latency |
| PowerHD R12 | 8.5 | 0.20 | 6.0 | 350 | First choice for entry |
3. User real experience feedback
Combined with popular discussions on Bilibili, Tieba and other platforms, the actual performance of the servo is as follows:
| Model | Positive points | Bad review points | Recommendation index |
|---|---|---|---|
| Savox SC-1258TG | Precise and durable, suitable for 3D flight | Price is on the high side | ★★★★☆ |
| Futaba BLS172SV | Quiet and power-saving, suitable for long-term flight | Requires dedicated receiver | ★★★★★ |
| KST DS725MG | Low failure rate and easy maintenance | Plastic shell is easy to wear | ★★★☆☆ |
4. Suggestions on purchasing
1.Sufficient budget: Prefer Futaba BLS172SV or Savox SC-1258TG, brushless motor technology can reduce long-term maintenance costs.
2.Best value for money: KST DS725MG provides performance close to high-end servos at a price of 400 yuan, making it suitable for advanced players.
3.Getting Started: Although PowerHD R12 has slightly weaker parameters, it is enough to meet the needs of basic flight training.
5. Installation precautions
• Use silicone gaskets to reduce vibration interference
• Regularly check gear set lubrication
• Avoid installing the servo arm at an angle exceeding 45°
From the above analysis, it can be seen that the selection of servo for class 50 aircraft requires comprehensive consideration of flight style and budget. Recently popular models such as Cessna 182, Extra 300, etc. are all compatible with the above recommended models. It is recommended to give priority to purchasing versions with waterproof design to cope with changing weather.
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