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How to suppress 50 Hz AC noise in tube amplifier 1. Influence of Filament Voltage Amplifier     As shown in Figure D--1, there is a capacitor Cf between the grid and the filament of the electron ...[Details]

According to Korean media reports, Huawei is secretly working with LG (LG Display) to launch a 60-inch OLED TV that will support 5G networks.   According to information revealed by the Korean supply ...[Details]

"The inspection of distribution box No. 1 has been completed, the inspection of distribution box No. 2 has been completed... the inspection of distribution box No. 26 has been completed, all meet t...[Details]

April 2 report (Reporter Zhang Yiqun) "Thanks to its technology and product investment in the XR field over the past decade, Qualcomm has become a leader in the XR industry. Currently, more than 40 d...[Details]

A qualified product is definitely one that has gone through many rectifications, optimizations and continuous testing, especially components. Take Unifor example, they are very strict on product qu...[Details]

On June 14, IC Insights' latest report pointed out that in the wake of tariffs and trade tensions between China and the United States, government officials and companies across China are redoubled th...[Details]

      Although Samsung has reportedly lowered its shipment expectations for the Galaxy S21 series, the new flagships have proven to be a huge success throughout the pre-order period, not only in the ...[Details]

#include "include.h" uchar lcdtab ={{{0x07,0x01,0x03},{0x04,0x00,0x02},{0x06,0x03,0x01}, {0x06,0x02,0x03},{0x05,0x02,0x02},{0x03,0x02,0x03},{0x03,0x03,0x03},{0x06,0x00,0x02}, {0x07,0x03,0x03} ,{0x07...[Details]

According to foreign media reports, Castrol and Sprint Power have collaborated on a new project to develop ultra-fast charging cells and battery packs for pure electric vehicles and fuel cell hybrid ...[Details]

In order to automatically cut off the power after the battery is fully charged, a dedicated battery charging manager is designed using the PIC microcontroller. The manager has the function of self-le...[Details]

The global shortage of semiconductors poses a huge risk to the automotive manufacturing industry. Recently, German automaker Volkswagen Group, auto parts giant Continental AG and Bosch Group have i...[Details]

Weighing sensor is a commonly used measuring instrument, which is widely used in the fields of industry, electronics, machine tools, metallurgy, chemical industry, machine tools, petroleum, shipbuildi...[Details]

"Seventy years of ups and downs have made a great country stand out. 22 years of magnificent Hong Kong moving forward courageously. " In the 22 years since Hong ...[Details]

Measuring the high-level and low-level resistance of the CAN bus (Controller Area Network) is an important task because they are crucial to ensure the normal communication of the CAN bus. ...[Details]

1. LAD method implementation 1) Calculation formula description *(IN4-IN3)+IN3 IN0: Analog input signal , data type is integer IN1: analog signal lower...[Details]