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(1) RN1/4W, 10Ω fuse resistor, the color ring is black, the power is 1/4W; when 8.5V DC voltage is applied to both ends of the fuse resistor, the resistance increases to more than 50 times the initial...[Details]
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LED技术的快速发展,光效的不断提升,LED射灯技术也在快速发展。目前的LED射灯几乎是以替代传统卤钨灯为主。相比传统灯具,LED射灯在节能及长寿命方面具有显著优势。随着LED射灯成本的降低,LED射灯的应用也逐步开始普及。本文将从LED射灯的技术要求,常见LED射灯的规格及类型, LED射灯结构,LED射灯选购常识,以及LED射灯发展方向这几个方面做简单介绍和思考。
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A relevant person in charge of Goertek said that we plan to build research and development platforms such as micro-nano processing and analysis testing, MEMS chips, and smart sensors in Qingdao in th...[Details]
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Kurt Seiver will serve as CEO of NXP, and former CEO Rick Clemmer will continue to serve as a strategic advisor. Clemmer has served as CEO since he took over as CEO of Philips Frans van Houten in 20...[Details]
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Industry sources said that Taiwan foundries including TSMC and World Advanced may reach the high end of their guidance in the first quarter, or even exceed expectations. Among them, TSMC and World Ad...[Details]
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The single-phase full-wave rectifier circuit is shown in Figure 10.1.5(a), and the waveform is shown in Figure 10.1.5(b).
Figure 10.1.5 Single-phase full-wave rectifier circuit
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The recent low rainfall in Taiwan has caused a water shortage in the region, but 90% of the world's advanced chips are manufactured in Taiwan. According to the New York Times, relevant departments in...[Details]
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The advanced broadband communications satellites being developed today are expensive to design, build and deploy. Satellite designers maximize the payload capacity of their satellites to maximize pr...[Details]
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Since measuring instruments are in different frequency bands, even instruments with similar functions often have very different working principles and structures. Instruments with different accuracy a...[Details]
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0 Introduction
Microwave power is an important parameter for measurement in industrial research and production. Microwave power meters have the characteristics of large dynamic range of power m...[Details]
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Reporters learned from Huawei Technologies Co., Ltd. that Huawei will hold an online press conference at 8 pm on June 2 to officially announce the Hongmeng operating system that can cover mobile te...[Details]
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On July 5, Jingsheng Mechanical & Electrical stated on its investor interaction platform that the company's silicon carbide crystal growth furnace has successfully grown 6-inch silicon carbide crysta...[Details]
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The only way for MCU programmers to develop: Linux Our first episode is to teach you how to use the ARM development board as a microcontroller, but in the first section of this video, I told you that...[Details]
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Sina Digital News: On the afternoon of January 20, Samsung held a new product tasting event in Beijing, showcasing the newly released Samsung Galaxy S21 5G series. As Samsung's first flagship se...[Details]
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The 2-wire temperature sensor is a common temperature measurement device, which is widely used in industry, scientific research, medical treatment and other fields. This article will introduce in d...[Details]