UT81B Scope Digital Multimeter

UT81B Scope Digital Multimeter

The UT81B Scope Digital Multimeter is a powerful hybrid measurement instrument that combines the functionality of a digital multimeter with a portable oscilloscope. Designed for engineers, electronics technicians, and advanced troubleshooting professionals, this device allows users to measure electrical parameters while simultaneously analyzing signal waveforms. Manufactured by the globally recognized test equipment company UNI-T, this instrument offers professional-grade performance and reliability.

The UT81B Scope Digital Multimeter is particularly useful for diagnosing complex electronic circuits where both numerical measurements and waveform visualization are required. By integrating oscilloscope capabilities into a handheld multimeter, the device allows technicians to observe signal behavior, detect anomalies, and troubleshoot electronic systems more effectively.

This advanced instrument is widely used in industrial maintenance, electronics repair laboratories, communication system diagnostics, and educational environments. With its portable design and multifunction capabilities, the UT81B Scope Digital Multimeter delivers high-level performance for professionals who require both precision measurement and signal analysis in a single device.

Key Features of UT81B Scope Digital Multimeter

• Integrated Oscilloscope Function
  Allows real-time waveform observation for electrical signals.

• Digital Multimeter Measurement Functions
  Measures voltage, current, resistance, capacitance, and frequency.

• High-Resolution LCD Display
  Large color display clearly shows both numerical measurements and waveform graphs.

• AC and DC Voltage Measurement
  Ideal for testing electrical circuits, power supplies, and electronic equipment.

• AC and DC Current Measurement
  Enables accurate analysis of circuit load and electrical performance.

• Resistance and Capacitance Measurement
  Helps diagnose electronic components and circuit faults.

• Frequency Measurement
  Useful for analyzing signal frequency in communication systems.

• Data Hold Function
  Allows users to freeze measurement values for easier analysis.

• PC Communication Interface
  Supports connection to a computer for waveform storage and analysis.

• Portable Professional Design
  Compact handheld instrument suitable for field diagnostics and laboratory use.

Applications of UT81B Scope Digital Multimeter

The UT81B Scope Digital Multimeter is designed for advanced electrical diagnostics where both standard measurements and signal visualization are necessary.

Common applications include:

• Troubleshooting electronic circuit boards

• Testing switching power supplies and converters

• Diagnosing communication and signal circuits

• Industrial equipment maintenance

• Automotive electronics diagnostics

• Laboratory research and engineering experiments

• Educational demonstrations of electrical waveforms

Because it combines two powerful tools in one device, the UT81B allows technicians to analyze electrical systems more efficiently.

Technical Specifications (Data Sheet)

Below is a summarized data sheet for the UT81B Scope Digital Multimeter:

• Display: Color LCD display with waveform visualization

• Oscilloscope Bandwidth: 8MHz

• Sampling Rate: 40MS/s

• DC Voltage Range: 400mV / 4V / 40V / 400V / 1000V

• AC Voltage Range: 4V / 40V / 400V / 750V

• DC Current Range: 400µA / 4000µA / 40mA / 400mA / 10A

• AC Current Range: 400µA / 4000µA / 40mA / 400mA / 10A

• Resistance Range: up to 40MΩ

• Capacitance Range: up to 100µF

• Frequency Range: up to 10MHz

• Diode Test: Yes

• Continuity Test: Yes (audible buzzer)

• Data Storage: supported

• PC Interface: supported

• Power Supply: Rechargeable battery

• Safety Rating: CAT III 600V