Abstract As core equipment for verifying the environmental adaptability and reliability of industrial products, the temperature and humidity environmental chamber can accurately reproduce the dynamic changes of temperature and humidity in natural environments through manual intervention, enabling the simulation of extreme and cyclic climatic conditions. Taking the LISUN GDJS-015B temperature &...
Abstract As the core testing equipment for simulating artificial salt spray corrosion environments, salt spray cabinet is a key tool for evaluating the corrosion resistance of metallic materials, coatings and protective layers of industrial products, which is widely used in automotive, electronics, marine engineering and other fields. Taking LISUN YWX/Q-010 salt spray cabinet as the research objec...
Abstract What is spectrum analyzer and its significance in modern RF signal analysis and electronic measurement applications? The spectrum analyzer measures the magnitude of an input signal versus frequency within the full frequency range of the instrument, providing critical insights into signal characteristics and performance. This comprehensive technical paper explores the fundamental principle...
Abstract Coupling/Decoupling Networks (CDNEs) play a fundamental role in electromagnetic compatibility (EMC) testing, providing critical interface between Electromagnetic Interference (EMI) receivers and Equipment Under Test (EUT). This comprehensive technical analysis examines working principles, technical specifications, and practical applications of CDNEs in modern EMC test systems. CDNE-M316 r...
Abstract Accurate lumen measurement is fundamental for lighting product development, quality control, and regulatory compliance. This paper presents a comprehensive analysis of seven essential lumen measurement methods, with particular emphasis on integrating sphere systems and spectroradiometer technology. The focus keyword lumen measurement establishes the framework for exploring both traditiona...
Abstract This paper explores the oscillating tube rain testing methodology for IPX3 and IPX4 waterproof protection ratings as defined by IEC 60529 standards. Oscillating tube rain testing represents a critical validation approach for ensuring water resistance in electronic enclosures, automotive components, and outdoor lighting equipment. The study examines the mechanical principles of oscillating...
Abstract: With the continuous upgrading of the EU RoHS Directive and the increasing requirements for environmental compliance of electronic and electrical products worldwide, rapid and accurate hazardous substance testing has become critical to industrial development. The EDX-2 series energy dispersive X-ray fluorescence spectrometer developed by LISUN is based on the analysis of the wavelength an...
Abstract Electrostatic discharge (ESD) is a critical interference source affecting the electromagnetic compatibility of electrical and electronic equipment. The operational stability of equipment under electrostatic interference directly determines its safety and reliability. As a core instrument for evaluating ESD immunity of equipment, an ESD Gun Test can accurately reproduce electrostatic disch...
Abstract In the R&D and quality inspection of products in LED lighting, electrical and electronic, and electronic component industries, environmental adaptability and reliability verification are core processes. As a key device for simulating natural climatic environments, a Thermal Test Chamber can achieve precise control and cyclic simulation of temperature and humidity. Taking the LISUN GD...
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