Features:

• Versatile functionality: Combines oscilloscope, multimeter, and signal generator
• High-resolution 320*240 color LCD display with white backlight
• Extended usage time with lithium battery, approximately 6 hours
• Low battery reminder feature
• Wide operating environment: 0°C to +40°C, humidity <75%
• Compact and portable design: 153mm x 75mm x 30mm
• Analog bandwidth of ACV/DCV ≤ 12MHz
• Signal source output: square wave, triangular wave, sine wave
• 2.4-inch observation area
• Input resistance: 10MΩ
• Low power consumption: About 250mA
• High storage capacity: Up to 100 sets of DMM data and 10 waveforms
• Includes test probe, USB cable, manual, and box for storage

The TOOLTOP ET928 is a versatile and portable electronic testing device that combines the functionality of an oscilloscope, multimeter, and signal generator into a single unit. Designed for convenience and efficiency, it offers a range of features ideal for various electronic testing applications. Equipped with a high-resolution 320*240 color LCD display with white backlighting, the device ensures clear and easy-to-read measurements and waveforms even in low-light conditions. Its lithium battery provides extended usage time of approximately 6 hours, with a low battery reminder to prevent unexpected shutdowns during critical tasks. Operating within a temperature range of 0°C to +40°C and humidity levels below 75%, the TOOLTOP ET928 offers reliable performance in a wide range of environments. Its compact dimensions of 153mm x 75mm x 30mm make it highly portable and suitable for both bench and field use. The device features an analog bandwidth of ACV/DCV ≤ 12MHz, providing accurate and detailed signal analysis. It also offers signal source output capabilities, including square wave, triangular wave, and sine wave, for generating various test signals. With an observation area of 2.4 inches and an input resistance of 10MΩ, the TOOLTOP ET928 ensures precise measurements and waveform analysis. It consumes only about 250mA of power, contributing to its low power consumption and energy efficiency. The TOOLTOP ET928 comes with a generous storage capacity, capable of storing up to 100 sets of DMM data and 10 waveforms, allowing users to conveniently save and recall measurement results. Additionally, it includes essential accessories such as a test probe, USB cable, and user manual, packaged in a sturdy box for safe storage and transportation.

Applications:

• Electronic troubleshooting and diagnostics in various fields including electrical engineering, automotive, and telecommunications
• Educational purposes for students learning about electronics and signal analysis
• Research and development projects requiring oscilloscope, multimeter, and signal generator functionalities
• Testing and calibration of electronic components and circuits
• Fieldwork and on-site measurements due to its portable design and battery-powered operation

Frequently asked questions (FAQ):

1. What are the main functions of the TOOLTOP ET928 3-In-1 Oscilloscope?

   • The TOOLTOP ET928 combines the functionalities of an oscilloscope, multimeter, and signal generator into one device. It can be used for signal analysis, voltage and current measurements, and generating various waveforms.

2. What is the analog bandwidth and sampling rate of this oscilloscope?

   • The TOOLTOP ET928 has an analog bandwidth of up to 12MHz and a sampling rate of 50Msps (mega-samples per second), allowing for accurate signal capture and analysis.

3. Is the TOOLTOP ET928 suitable for portable use?

   • Yes, the TOOLTOP ET928 is designed for portable use with a compact size and a built-in lithium battery. It can be easily carried to different locations for on-site measurements and testing.

4. How many sets of data and waveforms can be stored in the TOOLTOP ET928?

   • The device has a high storage capacity, capable of storing up to 100 sets of DMM (Digital Multimeter) data and 10 waveforms, allowing users to review and analyze measurements later.

5. What is the power consumption of the TOOLTOP ET928?

   • The TOOLTOP ET928 has low power consumption, consuming approximately 250mA during operation. This ensures longer battery life for extended usage periods.

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