Abstract Electrostatic discharge (ESD) is one of the most common sources of electrical interference in modern electronic devices. To ensure product reliability and compliance with industry standards, the IEC 61000-4-2 standard provides guidelines for the simulation of ESD events. This paper explores the concept of ESD and its effects, focusing on the application of the LISUN ESD61000-2 ESD Simulat...
Abstract Flammability test in textile is a crucial assessment to ensure textile products meet fire safety standards. The LISUN ZY-3 Needle Flame Test provides an effective method for evaluating textile materials’ resistance to ignition by small flames. This article discusses the significance, methodology, and results of using the LISUN ZY-3 Needle Flame Test in textile flammability testing. ...
Abstract: The measurement of light intensity is crucial in the development and evaluation of lighting products, particularly in meeting international standards for photometric testing. This paper explores the LISUN LSG-6000 LM-79 Moving Detector Goniophotometer (Mirror Type C), an advanced system designed to provide accurate and reliable photometric data. The instrument fully complies with the req...
Introduction to EMC Anechoic Chambers Electromagnetic Compatibility (EMC) testing is an essential process in evaluating and ensuring that electronic devices do not cause electromagnetic interference (EMI) to other devices while also being resilient to external EMI. A critical aspect of this testing is the use of an anechoic chamber, a controlled environment where external electromagnetic fields ar...
In 2019, ANSI and IESNA jointly released the ANSI/IES LM-79-19 standard, establishing a critical benchmark for the LED solid-state lighting (SSL) industry. Over five years later, in 2025, the lighting industry is once again undergoing a major transformation with the release of the latest version of the LM-79 standard – ANSI/IES LM-79-24 – jointly issued by the American National Standa...
Electromagnetic Interference (EMI) emissions testing is a critical process in ensuring that electronic devices and systems operate within regulatory limits. This testing measures both conducted and radiated emissions that might interfere with the operation of nearby electronic devices. In this article, we will delve into the importance of EMI emissions testing, focusing on the LISUN EMI-9KB EMI Te...
Abstract Energy Dispersive X-ray Fluorescence (EDXRF) spectroscopy is a widely used non-destructive analytical technique for the detection and quantification of elements in various materials. This paper explores the application of EDXRF for gold metal testing, focusing on the LISUN EDX-2 RoHS Testing Equipment, a gold metal tester used for precise element analysis and thickness gauging. We examine...
Abstract The ASTM D5276 drop test is a widely recognized standard for evaluating the durability of packaging materials under free-fall conditions. This paper presents a comprehensive review of the LISUN DT-60KG Automatic Double-Arms Drop Test Machine, designed to meet the ASTM D5276 drop test requirements. The study outlines the machine’s specifications, testing procedures, and performance data ...
Abstract Flame retardancy testing is crucial for ensuring the safety of electrical and electronic products. The Glow Wire Test Procedure is a widely recognized method used to evaluate the fire resistance of insulating materials. This paper provides an in-depth analysis of the Glow Wire Test Procedure, with a specific focus on the LISUN ZRS-3H Glow-wire Test Apparatus. The study includes a detailed...