Digital Oscilloscopes

GAO’s electrical digital oscilloscopes testers are specialized tools used for testing and evaluating digital signals using digital oscilloscope technology. They are designed specifically for analyzing and troubleshooting digital circuits and systems.

GAO’s electrical digital oscilloscopes testers are composed of input channels, analog-to-digital converter (ADC), signal conditioning circuitry, memory, timebase and trigger system, display, control interface, signal processing and analysis, serial protocol decoding, and connectivity options.

The other common names of a digital oscilloscope include DSO, DSX, DPO, MSO, virtual oscilloscope, PC-based oscilloscope, USB oscilloscope, logic analyzer oscilloscope, spectrum analyzer oscilloscope, digital waveform analyzer, digital signal analyzer, waveform viewer, benchtop digital oscilloscope, portable digital oscilloscope, handheld digital oscilloscope, lab oscilloscope, industrial oscilloscope, high-speed digital oscilloscope, high-resolution digital oscilloscope, network oscilloscope, IoT oscilloscope, mixed-domain oscilloscope, all-in-one oscilloscope, automotive oscilloscope, RF oscilloscope, ultrasonic oscilloscope, audio oscilloscope, RF spectrum analyzer, data acquisition oscilloscope and real-time oscilloscope.

Showing 1–24 of 164 results

GAOTek Portable Digital Oscilloscope

GAOTek portable digital oscilloscope is a full function, high utility, high performance and cost-effective handheld oscilloscope for the maintenance industry and the R andamp, D industry.

GAOTek 100 MHz Mixed Signal Oscilloscope

GAOTek Mixed Signal Oscilloscope is a powerful mixed signal oscilloscope with a bandwidth of 100MHz.

GAOTek 1GS/s 4 Channels Digital Oscilloscope

Features 100MHz Bandwidth,1GS/s sample rate,4 Channels 40M record length 45,000 wfms/s waveform refresh rate 8-inch 800 x 600 high-resolution LCD,

GAOTek 1GS/s 4 Channels Digital Oscilloscope

Features 100MHz Bandwidth,1GS/s sample rate,4 Channels 40M record length 45,000 wfms/s waveform refresh rate 8-inch 800 x 600 high resolution

GAOTek 3 In 1 Digital Oscilloscope

This 3in1 Digital Oscilloscope has an Output Impedance of 50 Ω, z Power supply of adapter and Bandwidth Limit of 20 MHz, Record Length of 8 K.

GAOTek 4 Channel Digital Storage Oscilloscope

This 4 channel Digital Storage Oscilloscope has 200 Msa/s sample rate, 80 MHz to 200 MHz bandwidth, 10 ns to 10 s, time range, and 4 channels.

GAOTek 4 Channels Digital Oscilloscope

This 4 Channels Digital Oscilloscope has a high resolution of 12 bit, standard probe of 150 MHz and minimum impulse width digital channels of 10 ns.

GAOTek Analog Oscilloscope Waveform

This Analog Oscilloscope Waveform has use conditions of 32 °F to 104 °F, analog bandwidth of 120 MHz and maximum real-time sampling rate of 500 MSps.

GAOTek Basic Teaching Digital Oscilloscope

GAOTek basic teaching digital oscilloscopes (10-bit ADCs, 10 M sample memories, and 10.1 in (25.64 cm) touchscreens) combined with smart operating concepts make the oscilloscopes the perfect tools for troubleshooting embedded designs, for university laboratories, as well as for production and service departments.

GAOTek Cell Phone Digital Oscilloscope

This Cell Phone Digital Oscilloscope has a bandwidth of 70 MHz, operating temperature of 32° F to 104° F, and low frequency response of ≤10 Hz.

GAOTek Channel Digital Storage Oscilloscope

This Channel Digital Storage Oscilloscope has maximum bandwidth of 200 MHz, it has sample rate of 500 MS/s, and it has 2 or 4 channels.

GAOTek Channels Digital Oscilloscopes

GAOTek channels digital oscilloscopes with two and four channel models, featuring 200 MHz analog bandwidth and 1 GSa or maximum sample rate in the two-channel version.

GAOTek Color Screen Digital Oscilloscope

This Color Screen Digital Oscilloscope has bandwidth of 300 MHz, it has sample rate of 500 MS/s, and it has screen size of 8 in (20.32 cm).

GAOTek Colour Screen Digital Oscilloscope

This Colour Screen Digital Oscilloscope has operating temperature of 32 ℉ to 104 ℉, sampling frequency of 48 MSa/s, and measuring range of 600 V.

GAOTek Customizable Manufacturer Supply

GAOTek Customizable Manufacturer Supply is a high-quality and highly customizable 10-in Android tablet.

GAOTek Desktop USB Digital Storage Oscilloscope

GAOTek desktop USB digital storage oscilloscopes are super-economical types of digital storage oscilloscopes. The 2-channel oscilloscopes have a bandwidth of 200 MHz.

GAOTek Digital 2 CH Oscilloscope

This Digital 2 CH Oscilloscope has 200 MHz bandwidth, 1 GS/s maximum sampling rate range, ≤ 1.8 ns rising time, and 7 in TFT 16 K Colour LCD display.

GAOTek Digital 4 Channels Oscilloscope

This Digital Oscilloscope has a bandwidth of 200 MHz, a sample rate and delay time accuracy of ±50 ppm, and a typical rise time at BNC of ≤1.8 ns.

GAOTek Digital Bench Oscilloscope

GAOTek digital bench oscilloscope is a 4CH oscilloscope, with 1CH Arbitrary or function waveform generator, independent keys of oscilloscope and waveform generator which is easy to operate at the same time.

GAOTek Digital Channel Mixed Signal Oscilloscope

SKU: GAOTek – DOS - 194
GAOTek digital channel mixed signal oscilloscope Mixed Signal Oscilloscope is based on UNI-T’s unique Ultra Phosphor technology.

GAOTek Digital Channels Oscilloscope

GAOTek digital channels oscilloscope offer exceptional waveform viewing and measurements in a compact, lightweight package 9.6 in x 6.4 in x 2 in (245 mm × 163 mm × 52 mm).

GAOTek Digital Flaw Detector Oscilloscope

GAOTek digital flaw detector oscilloscope can test, orient, evaluate and diagnose various flaws such as cracks, lard, air hole in work piece’s interior swiftly and accurately without any destruction.

GAOTek Digital Handheld Storage Oscilloscope

This Digital Handheld Storage Oscilloscope has a battery of 2300 mAh, application humidity of <75% RH, and storage temperature of 14℉ to 140° F.

GAOTek Digital Mixed Arbitrary Signal Generator

GAOTek is a digital oscilloscope with a 100MHz bandwidth. It offers four analog input channels for simultaneous signal analysis.

GAO Tek’s electrical digital oscilloscopes testers have the following functions:

  • Waveform Visualization: The primary function of GAO’s electrical digital oscilloscope tester is to capture and display waveforms of digital signals. It allows users to visualize the shape, amplitude, and timing of the signals on the screen.
  • Timebase Adjustment: Our electrical digital oscilloscope testers provide the ability to adjust the time scale or timebase. Users can control the time per division to zoom in or out on the waveform and examine signal details at different time resolutions.
  • Vertical Scaling and Voltage Measurement: GAO’s digital oscilloscope testers allow users to adjust the vertical scale or voltage per division to zoom in or out on the amplitude of the waveform.
  • Triggering: Our electrical digital oscilloscope testers offer various options, such as edge triggering, pulse width triggering, pattern triggering, and logic triggering.
  • Waveform Analysis: GAO Tek’s digital oscilloscope testers provide built-in analysis functions to extract useful information from the captured waveforms.
  • Serial Protocol Decoding: Our electrical digital oscilloscopes can decode and display the data transmitted over protocols such as UART, SPI, I2C, CAN, USB, Ethernet, and more, helping users debug and verify digital communication systems.

GAO Tek’s electrical digital oscilloscopes testers are rugged, versatile and precision measurement instruments. They comply with applicable industry standards such as IEC 61010-1, IEC 61000-4-x, IEC 61326-1, IEEE 488 (GPIB), RoHS (Restriction of Hazardous Substances), and ISO 9001 safety certifications.

Our electrical digital oscilloscopes testers help our customers comply with relevant U.S. government regulations such as

  • Occupational Safety and Health Administration (OSHA) Standards
  • Federal Communications Commission (FCC) Regulations
  • National Institute of Standards and Technology (NIST) Guidelines
  • Department of Transportation (DOT) Regulations


Our electrical digital oscilloscopes testers help our clients in complying with relevant Canadian government regulations such as

  • Canadian Standards Association (CSA) Standards
  • Industry Canada Radio Standards Specifications (RSS)
  • Measurement Canada Regulations
  • Transportation of Dangerous Goods Regulations (TDG)

Our electrical digital oscilloscopes testers have the following applications:

  • Electronics and Electrical Engineering: Our electrical digital oscilloscope testers are used in electronics and electrical engineering for design, analysis, and troubleshooting of electronic circuits.
  • Research and Development: In research and development settings, our oscilloscope testers are tools for studying and analyzing the behavior of signals and waveforms.
  • Education and Training: GAO’s electrical digital oscilloscope testers help students understand and visualize the concepts of waveforms, signals, and measurements.
  • Communications and Networking: Our electrical digital oscilloscope testers are used to analyze and debug digital communication systems, monitor signal quality, measure data transmission rates, analyze signal distortion, and perform protocol analysis for serial communication interfaces.
  • Automotive and Transportation: Our digital oscilloscope testers find applications in the automotive industry for diagnosing electrical and electronic systems in vehicles.
  • Power Electronics and Energy: GAO Tek’s digital oscilloscope testers are used to analyze and measure high-voltage waveforms, switching waveforms, and power quality parameters.


Our electrical digital oscilloscopes testers can be shipped overnight within the continental U.S. and Canada, and can be shipped globally.