Analog Oscilloscope

90GHz Oscilloscope Breaks Monopoly! New Vehicle Registration Completed in Half an Hour – A Major Overview Today

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Today, from cutting-edge instruments that break monopolies to convenient services that benefit everyone, a series of significant announcements have been made, collectively depicting a picture of innovation and the advancement of people’s livelihoods. 🚀 Technological Independence: Domestic 90GHz Oscilloscope Breaks Monopoly The field of technological independence has reached a shining moment! China’s self-developed 90GHz bandwidth … Read more

90GHz Oscilloscope Breakthrough: The Deep Significance of Technological Independence Behind Domestic High-End Instruments

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Recently, according to public reports, a research team in China has successfully developed a real-time oscilloscope with a bandwidth of 90GHz, achieving performance indicators that meet international advanced levels. This achievement breaks the decades-long technological monopoly of European and American companies in the field of high-end electronic measurement instruments and is seen as an important … Read more

China’s 90GHz Oscilloscope Breaks Barriers! A ‘Chinese Standard’ for Global Ultra-High-Speed Signals

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In the laboratory, the waveform on the silver device is steadily fluctuating, and Chinese engineers are clenching their fists—this moment rewrites the history of high-end electronic measurement instruments in China. On October 15, 2025, at the Bay Area Semiconductor Expo in Shenzhen, China’s self-developed 90GHz real-time oscilloscope was officially unveiled. This device has a bandwidth … Read more

Three Basics of Oscilloscopes

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Three Basics of Oscilloscopes

The core performance of an oscilloscope is mainly determined by three factors: bandwidth, sampling rate, and storage depth. 1,Bandwidth What is bandwidth? Bandwidth refers to the frequency range over which a system or channel can effectively process and transmit signals. Specifically defined for oscilloscopes: For an oscilloscope, bandwidth typically refers to its -3 dB bandwidth. … Read more

How to Set FFT Parameters in an Oscilloscope?

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How to Set FFT Parameters in an Oscilloscope?

Who in hardware doesn’t love instruments? However, there is a problem; it seems that not many people understand common oscilloscopes. Therefore, I decided to write some content on this topic. Just a side note: Recently, Puhua released a limited edition with impressive parameters. However, this UI is still not visually appealing enough. Still, the Dingyang … Read more

Oscilloscope Usage and Probe Calibration

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Oscilloscope Usage and Probe Calibration

The oscilloscope is the most commonly used tool by hardware engineers, which can be used for basic waveform testing, confirming whether related parameters meet requirements, and for diagnosing circuit anomalies; it can also be used for eye diagram testing of high-speed signals, Ethernet port template testing, jitter analysis, etc.; or for decoding commonly used serial … Read more

Basic Control and Measurement of Oscilloscopes and Important Indicators for Selecting an Oscilloscope

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Basic Control and Measurement of Oscilloscopes and Important Indicators for Selecting an Oscilloscope

Basic Controls on the Front Panel Typically, oscilloscopes are operated using the knobs and buttons on the front panel. In addition to the controls on the front panel, many high-end oscilloscopes are now equipped with an operating system, allowing them to be operated like a computer. You can connect a mouse and keyboard to the … Read more

Common Mistakes in Choosing Oscilloscope Probes

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Common Mistakes in Choosing Oscilloscope Probes

Common Mistakes in Choosing Oscilloscope Probes In oscilloscope measurements, the choice of probe directly affects the accuracy of the results. The probe acts as a “bridge” between the oscilloscope and the device under test (DUT), and its performance directly determines the accuracy, completeness, and reliability of the oscilloscope measurement results. However, many engineers tend to … Read more

STM32G031: A Small Toy with a Big World—Fun with Oscilloscope and Signal Generator

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STM32G031: A Small Toy with a Big World—Fun with Oscilloscope and Signal Generator

“Integrating an oscilloscope and signal generator into the palm of your hand, all thanks to the STM32G031!”This project utilizes the STM32G031 MCU to collect external audio signals through ADC and DMA, enabling real-time waveform and spectrum display on an OLED screen. Users can adjust parameters such as sampling rate (time axis), amplitude scaling (Y-axis), and … Read more

Application of Oscilloscopes in Motorcycle Repair

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Application of Oscilloscopes in Motorcycle Repair

It has always been said that the waveform from the oscilloscope can analyze engine faults, but how can one determine that this motorcycle belongs to a non-Asian electronic fuel injection (EFI) system just from a single waveform image? With the “correct” waveform data, a repair technician can pinpoint the fault within ten minutes, avoiding the … Read more