How to Use a Multimeter to Measure and Distinguish Between Voltage, Neutral, and Live Wires

Source: Electrician Home Electrical Technicians Technical Club：200037175 Electrical Personnel Procurement Alliance Group:436576602 Application Format:City Name – Company Name (Electrical Engineer Job Title) Before starting the second part of voltage testing, let’s insert a small section A: How to choose the multimeter probe socket under different ranges First, let’s take a look at the sockets available … Read more

Practical Oscilloscope Manual Collection: Your Guide to Testing and Measurement

The oscilloscope is an essential tool for all electronic engineers. This document shares the basic structure, working principles, and measurement operations of oscilloscopes, and introduces methods and techniques for using oscilloscopes in scenarios such as signal measurement and power integrity testing. Table of Contents: Illustrated Guide to Oscilloscope Usage and Application Techniques, “In-Depth Understanding of … Read more

Power Management Chips for Smart Glasses: The Invisible Battlefield Behind Battery Life Revolution

(Comprehensive report from Electronic Enthusiasts) Smart glasses, as an important component of wearable devices, are gradually integrating into our daily lives. The power management chip, as one of the core components of smart glasses, directly affects the overall performance of the device. According to a teardown by Wellsenn XR, the BOM cost of Ray-Ban Meta … Read more

What to Do When Your Camera SD Card Cannot Be Read

What should you do when your camera’s memory card cannot be read? When encountering a situation where the camera’s memory card is unreadable, do not randomly download anything or attempt repairs. Instead, seek the assistance of a professional camera repair technician to determine the cause. Generally, the reasons for an SD card being unreadable include … Read more

One-Click Recovery of SD Card Data: Say Goodbye to Damage, Accidental Deletion, and Formatting Issues!

The SD card, as a common flash storage medium, is renowned for its compactness, portability, high-speed transfer, and large storage capacity, making it highly popular and trusted in modern digital life. However, during the use of SD cards, files may sometimes be lost due to accidental deletion, formatting, partitioning, or other reasons, especially important photo … Read more

How to Choose an SD Card for Your Camera

Choosing the right SD card can help maximize your camera’s performance, especially when recording videos or performing high-speed continuous shooting. Here’s what you need to know. 1. SD Card Icon Explanation Guide 1. Data Capacity 2. Maximum Read Speed (some cards may also list write speed) 3. Capacity Type 4. Video Speed Class 5. UHS … Read more

SGDK330B: A Powerful Assistant for eMMC Storage Analysis

In today’s digital age, storage technology is crucial. eMMC, as a key technology in the embedded storage field, is widely used in various electronic devices. The SGDK330B protocol analyzer launched by SolidGear provides strong support for in-depth research and efficient utilization of eMMC technology.1. eMMC: The Core Power of Embedded StorageeMMC (embedded MultiMediaCard) is a … Read more

NAND Flash Prices Expected to Stabilize and Rise in Q4

This article is brought to you by Semiconductor Industry Insights (ID: ICVIEWS). Spot prices have already begun to recover. According to TrendForce, NAND Flash suppliers are expected to increase production cuts in Q4 to accelerate inventory reduction. It is estimated that the average price of NAND Flash in Q4 may stabilize or slightly increase, with … Read more

Weekly Market Update: Stable Price Increases for High-Capacity NAND Flash; How is the DRAM Spot Market Performing?

▲ Click on “Global Semiconductor Observation” above to follow our public account Part 1 DRAM Spot Prices Remain Flat This week, the DRAM spot market is quiet. Even though the official prices from manufacturers have seen slight increases, they have not stimulated market purchasing momentum, primarily due to poor end-user demand. Most factories are consuming … Read more

NAND Flash Prices Decline by 6% in 2018; New Devices and Demand for 256GB Capacity May Bring Opportunities

Due to the shortage and price increase of NAND Flash in 2016 and the first half of 2017, the demand in markets such as smartphones and SSDs weakened in the second half of 2017, exacerbated by the seasonal effects at the end of the year. At the beginning of 2018, the prices of NAND Flash-related … Read more