The Return of the 15cm High-Performance Mini Graphics Card: Dilan to Release New Generation NANO Graphics Card

Dilan Technology has confirmed that it will unveil the RX Vega 56 Nano Edition graphics card at the Taipei Computer Show in June. Regarding the NANO graphics card, many DIY enthusiasts are likely familiar with it. AMD was the first to use HBM memory, packaging the Fiji core with HBM memory, allowing for a very … Read more

Should the Ground Connection of an Oscilloscope Be Disconnected?

Many people have probably done this: disconnecting the “ground” of the oscilloscope’s power supply as shown in the figure below:Initially, I didn’t understand why the “ground” should be disconnected!First, let’s state the conclusion: the ground of the oscilloscope definitely has significance; if it didn’t, the manufacturer wouldn’t provide it!Let’s first look at how the oscilloscope’s … Read more

How to Interpret MyDiskTest Results for SD Card Issues?

Old Wang Hello, I used a 64G SD card, why can my camera only store for 3 days? Hello, after investigation, your camera’s bitrate is 2M variable bitrate for motion detection recording, and the storage for one day is about 5G. It is very likely that it is an expanded capacity card, and a test … Read more

Low Power Series 1: The Fundamentals and Importance of Low Power Design

The development of surveillance cameras resembles a splendid epic of technological iteration, gradually transitioning from the early era of analog devices to the new era of digital network cameras, and now to the widespread application of low power cameras. Each step of this evolution closely follows the solid pace of technological advancement. In the era … Read more

Dissecting DDR5 Memory Architecture: New Approaches to PMIC and Power Management

🎯Dissecting DDR5 Memory Architecture: New Approaches to PMIC and Power Management🔥 📌Keywords: DDR5, PMIC, Power Architecture, Power Supply Modes, VDD, VDDQ, VPP 💡01|Introduction: What is “New” About DDR5? We all know that DDR5 has a high frequency (starting at 4800MT/s, soaring over 8000+), but itsunderlying architecture has undergone revolutionary changes, especially in power management! You … Read more

PLA General Hospital Leads Research: Smartwatch PPG Technology Achieves Dual Screening for OSA/Arrhythmia! Hypertensive Patients’ Nighttime Hypoxia Risk Must Be Heeded

Set us as a starred account to not miss the latest medical frontier information! The First Medical Center of the PLA General Hospital, the Sixth Medical Center of the PLA General Hospital, the Eighth Medical Center of the PLA General Hospital, and Huawei Terminal Co., Ltd. have collaborated to publish a paper titled “Screening for … Read more

Smartwatch Dried in Oven: Repair Technician Says It’s a Lucky Save!

Click on the above“New North” to subscribe!On May 16, in Changsha, HunanAfter a smartwatch was water-damageda man put it in the oven to dryAs a result, not only did the water not drybut it also became unusableHe had to take it to a repair shopThe repair shop owner statedthat electronic devices that have been water-damagedshould … Read more

The Suitcases of Foreign Travelers Filled with ‘Made in China’ Products: Massage Guns, Smartwatches, Magnetic Charging Power Banks…

On May 17, within the Hongqiao Market in Dongcheng District, Beijing, the sound of suitcase wheels intermingled with the “ding-dong” of QR code payments, while the various languages emerging from translation devices seemed like the background music of countless transactions… International travelers’ suitcases are becoming witnesses to more “micro cross-border trade.” Reporters noted that with … Read more

Hotspot Observation | Focusing on Power Grid Attack Incidents: Analyzing Vulnerabilities and Security Testing in Industrial Control Systems

As cyber attack methods continue to evolve, industrial control systems, represented by power systems, are gradually shifting from being a “secondary impact area” to a core target in the cyber attack chain. Especially in the context of the ongoing advancement of the industrial internet and the continuous integration of “cloud-edge-end” collaborative systems into key business … Read more