ToolkitRC ST8 Multi-Channel Servo Tester Signal Test Current Collector 1. 4-channel high-speed independent acquisition, data is not easy to lose 2. 8-channel simultaneous output, higher efficiency 3. Graphical data, real-time display of the current curve, data analysis 4. Programmable multiple signal sources: knob, key, internal and external signals can be used as signal sources to fit different measurement modes 5. 5.0-28.0V high voltage output, suitable for a variety of servos Parameters: 1. Input voltage: 7-28V MAX 10A 2. Main input port: 5.0V-28.0V MAX 10A 3. Signal port output voltage: 5.0-8.4V MAX 4AS1-S4; 5.0-8.4V MAX 4AS4 Ext 4. Output signal: 100us-2900us 33-1000Hz S1-S4; PWM 500us-2500us S5; PPM 8CH S5; SBUS 16CH S5 5. P1 knob range: 1000us-2000us P1 6. MicroUSB: firmware upgrade USB3.0 7. LCD display: 2.4-inch TFT RGB, 320 x 240 pixels 8. Size: 99 x 68 x 26mm 9. Weight: 140g