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

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