Infrared receiver and motor drive circuit This article refers to the address: http:// The new house was fitted with an aluminum alloy sliding door and finally had the opportunity to design an automatic door for itself. The human body detection part adopts the transmitting and receiving technolo
Read moreHi-Fi power amplifier circuit and power supply circuit This article refers to the address: http:// As indicated in the chart (from 20W to 80W RMS). Some explanations: - The first thing you have to do is test the amplification factor hfe or β of the last power tube. If their difference is g
Read moreAccording to LEDinside, research department of TRENDFORCE, the total revenue of LED manufacturers in Taiwan in September 2010 was about 9.736 billion yuan, down 8.1% from the August 2010 revenue of 10.593 billion yuan (YoY+45.8%). . Among them, LED chip factory's total revenue in September was
Read moreA semiconductor light emitting diode (LED) is a new type of all solid state lighting device. It has the advantages of high energy efficiency, low voltage and low current operation, rich colors, long life, high reliability and environmental protection. It is a new generation of energy-saving lightin
Read moreThe figure shows a staircase wave generator circuit composed of an operational amplifier. This article refers to the address: http:// The staircase signal generated by the staircase wave generator is useful in radio telemetry, FM signal tape recording, and digital voltmeter. Sometimes it is use
Read moreAccording to the two critical dimensions of technical standards and user installation foundation, in the standard competition, enterprises have four technical standards strategies that can be selected. Standard leading strategy When companies have standards and have established a l
Read moreFebruary 7 news, according to Taiwan media reports, LED packaging manufacturer Yiguang announced January fiscal revenue of 1.16 billion Taiwan dollars, still growing 10% compared with last month, the off-season performance was super-strong, an annual increase of 118.91%, a record high record . Ever
Read moreSwedish and American researchers have developed a new transparent lighting assembly technology that is highly conductive and transparent, uses materials that are cheaper and can be fully recycled. This new material can change the current price of transparent OLED lighting. This new super material i
Read moreYesterday, data released by iSuppli, a market research company in the electronics manufacturing industry, showed that global shipments of LED-backlit LCD TV panels last year were 4.8 million units, which is expected to grow to 25.4 million units this year, an increase of more than 400%. iSuppli sa
Read moreA local-driven semiconductor lighting industry has emerged everywhere. Industry insiders joked that "the heat of the semiconductor industry has exceeded the heat of incandescent lamps." Various subsidies policies have been introduced in various places, including financial subsidies and l
Read moreToday, the LED display industry has risen, and the major LED display manufacturers are promoting the performance of their own brand products. In particular, the radiant picture of the opening ceremony of the 2008 Beijing Olympic Games allowed people to appreciate the magical power of LED displays.
Read moreOn August 5th, 2010, LED lighting solutions supplier Hong Kong Olympic Lighting International (Ao Liangliang) successfully developed Super Star LED lighting products to lead Hong Kong into a new era of lighting. This technological breakthrough is the result of close cooperation between Ao Liang and
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