Description
The Hiwonder Digital Servo Tester is an essential diagnostic and calibration instrument for engineers, robotics developers, and RC professionals. This compact, high-precision controller allows for real-time manipulation of digital servo positioning and operational testing. Featuring an integrated 8-bit MCU and high-resolution pulse-width modulation (PWM) output, it provides an accuracy of 0.09°, ensuring fine-tuned control for sensitive robotic joints, automated linkages, and complex servo synchronization.
Equipped with an on-board digital voltage display, the device offers constant real-time feedback on your power supply status, preventing potential hardware damage caused by voltage instability. Whether you need to conduct manual stress testing, calibrate neutral centering, or debug multi-servo arrays, this tester provides the reliability and user-friendly interface necessary for high-accuracy mechatronic workflows.
Note: Product images are for reference only. The actual product may vary slightly in appearance or dimensions.
Key Features
- High-Precision Control: Utilizes a professional-grade potentiometer for smooth, real-time manual positioning of up to two servos simultaneously.
- Integrated Voltage Monitoring: On-board digital display provides real-time tracking of input power (5V–8.4V), ensuring operational safety.
- High-Resolution PWM: Built-in 8-bit MCU architecture ensures high control accuracy (0.09°), ideal for precision calibration.
- Manual/Neutral Modes: Supports intuitive switching between manual control and an instant “return-to-center” reset function via dedicated buttons.
- Dual-Channel Interface: Features two independent PWM output channels, perfect for testing multiple servos or synchronization setups.
- Compact & Portable: Weighing only 13.5g with a 50mm x 35mm footprint, this device is perfectly suited for field diagnostic tasks and laboratory benches.
Benefits
- Rapid Calibration: Instantly verify servo performance, directionality, and travel limits without the need for a complex controller setup.
- Safety First: Real-time voltage display helps detect power fluctuations before they lead to actuator failure or electrical malfunctions.
- Simplified Debugging: The “reset-to-center” feature allows for immediate neutral-point alignment, drastically reducing installation and setup time.
- Versatile Powering: Supports a wide input voltage range (5V–8.4V), accommodating standard BEC systems and common laboratory power supplies.
Applications
- Robotic Prototyping: Ideal for testing servo movement and linkage geometry before full-system integration.
- Industrial Maintenance: A critical tool for diagnosing, re-centering, and verifying actuator function during routine assembly checks.
- Automation Research: Suited for laboratory environments requiring precise, manually-driven movement of testing components.
- RC Hobbyist Diagnostic: Essential for verifying servo health, speed, and positional repeatability in high-performance model aircraft and vehicles.
Package Includes
- 1 x Hiwonder Digital Servo Tester Controller
Specifications
| Parameter | Specification |
|---|---|
| Model Name | Hiwonder Digital Servo Tester |
| Input Voltage | 5V – 8.4V DC |
| Control Channels | 2 Channels (PWM) |
| Control Accuracy | 0.09° |
| Architecture | 8-bit MCU |
| Dimensions | 50mm x 35mm |
| Weight | 13.5g |











