Audio

1. Disadvantages of OLED 　　1) The life span is usually only 5000 hours, which is lower than the LCD life span of at least 10,000 hours; 　　2) Mass production of large-size screens cannot be achieved, so it is currently only suitable for portable dig

Posted at 21-07-13 by SKYSKY views(400)

OLED (Organic light emitTIng diode) is a new generation of flat panel display technology following TFT-LCD (Thin film transistor liquid crystal display). It has the advantages of simple structure, no need for a backlight for self-luminescence, high c

Posted at 21-07-13 by SKYSKY views(350)

1. The concept of PLL What we call PLL. In fact, it is a phase-locked loop, referred to as a phase-locked loop for short. For many electronic devices to work normally, the external input signal is usually synchronized with the internal oscillating s

Posted at 21-07-13 by SKYSKY views(616)

PIB: (Processor In a Box, boxed processor) CPU manufacturers officially put on the market products, usually more expensive than OEM (Original Equipment 　 Manufacturer, original equipment manufacturer) manufacturers to circulate the bulk chips to the

Posted at 21-07-13 by SKYSKY views(278)

To achieve balanced transmission, three parallel wires are needed to achieve it, namely, the ground wire, the hot end wire, and the cold end wire. Therefore, balanced input and output connectors must have three pins, such as Canon head and large thre

Posted at 21-07-14 by SKYSKY views(230)

Headphone Amplifier is the headphone power amplifier. It is a power amplifier specially designed for headphones. It is mainly used to promote mid-to-high-end high-impedance headphones. Can an amp improve the sound quality? How important is it? Do you

Posted at 21-05-18 by SKYSKY views(477)

LCD liquid crystal display is the abbreviation of Liquid Crystal Display. The structure of LCD is to place liquid crystals in two parallel pieces of glass. There are many small vertical and horizontal wires between the two pieces of glass. The rod-sh

Posted at 21-07-12 by SKYSKY views(414)