Introduction: The structure of the potentiometer is composed of a resistor body and a rotating or sliding system. When a voltage is applied between two fixed contacts of the resistor body, the position of the contact on the resistor body is changed by rot…
With the advancement of technology, it is an indisputable fact that people are paying more and more attention to the humanization of daily necessities.
Door locks, as daily necessities that seem inconspicuous but actually must be used every day, can be brought …
9018 is a high-frequency low-power triode, silicon material NPN type, characteristic frequency fT up to 1.1GHz, suitable for use as an FM emission transistor.
The following picture shows the 9018 single-tube FM transmission circuit diagram. The circuit structure is simple, suitabl…
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Motion positioning in 3D space
OSRAM Opto Semiconductors introduced the first high-power single-mode infrared laser …
At the Mi Jia 2017 annual conference on June 28th, Mijia Laser Projection TV was officially released at 150 inches and was priced at 9999 yuan.
The official announcement today is that at 10 o'clock on the morning of November 1, Xiaomi Mall/Yipin/X…
AAC is an abbreviation for Advanced Audio Coding, which appeared in 1997 and was originally based on MPEG-2 audio coding technology. Developed by companies such as Fraunhofer IIS, Dolby Laboratories, AT&T, Sony, etc., to repla…
LDAC is a wireless audio coding technology developed by Sony that was first unveiled at the 2015 CES Consumer Electronics Show. At the time, Sony said that LDAC technology was three times more efficient than standard Bluetooth encoding and compression systems. In this …
The 2017 China Intelligent Automation Conference hosted by the China Automation Association's Intelligent Automation Professional Committee and hosted by Hebei University of Technology was held in Tianjin from October 28th to October 29th. More than 150 experts and scholars from 62 uni…
On the evening of October 30, Qingdao Haier (600690.SH) disclosed the third quarterly report for 2017: the operating income of the first three quarters was 119.2 billion yuan, a year-on-year increase of 41%, achieving a positive growth in the market share of the whole category.…