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Definition and Test Method of LED Flicker
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Definition and Test Method of LED Flicker

LED flicker, that is, the LED liquid crystal display screen flickers. The LED liquid crystal display has a backlight strobe...

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Brief talking about LM-79 Moving Detector Goniophotometer
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Brief talking about LM-79 Moving Detector Goniophotometer

The LM-79 is the North American Lighting Association’s standard for test methods for LED products. The LM-79 is an electrical...

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EMI conducted interference test(9KHz~30MHz) and radiation interference test(30MHz~300MHz) introduce
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EMI conducted interference test(9KHz~30MHz) and radiation interference test(30MHz~300MHz) introduce

Electromagnetic interference (abbreviated as EMI) refers to the interference phenomenon caused by the interaction of electromagnetic waves and electronic components....

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EU announces new ErP regulations and energy efficiency labeling regulations for lighting products
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EU announces new ErP regulations and energy efficiency labeling regulations for lighting products

On 5th, December, 2019, the European Commission officially announced the new ErP Regulation (EU) 2019/2020 and Energy Efficiency Labelling Regulation (EU)...

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Test Method of Tracking Test Chamber
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Test Method of Tracking Test Chamber

Introduction: The TTC-1 Tracking Test Chamber which used for determining the degree of protection against formation of conducting paths in...

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Junction temperature measurement for LED filament lamps
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Junction temperature measurement for LED filament lamps

Abstract The improvement and spreading of the LED filaments lamps requires reliable and accurate methods and instruments for junction temperature...

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IPX9 High Temperature Pressure Jet Waterproof Test Chamber full meet update GB/T 4208-2017 standard
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IPX9 High Temperature Pressure Jet Waterproof Test Chamber full meet update GB/T 4208-2017 standard

Recently, the General Administration of Quality Supervision, Inspection and Quarantine of the People’s Republic of China and the National Standardization...

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ANSI/IES LM-80-15 standard update content
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ANSI/IES LM-80-15 standard update content

IESNA Illuminating Engineering Society of North America and ANSI American National Standards Institute jointly issued ANSI/IES LM-80-15 IES Approved Method...

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UL updated standard, using 25kHz High Frequency Reference Ballast to detect Type A LED tubes
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UL updated standard, using 25kHz High Frequency Reference Ballast to detect Type A LED tubes

In the field of lighting, fluorescent lamps as a traditional light source have been widely used in the past few...

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