How does audio processing algorithm improve the sound quality of small speakers

Modern smart phones are smart and powerful. Although the size of mobile phones varies randomly, in general, an industry-leading device can package many features...

See More

Several problems must be solved for class D power amplifier IC to obtain good ov...

Click sound: the click sound when the amplifier is turned on or off is very annoying. Unfortunately, they are easy to introduce into class D amplifiers, un...

See More

Type-C interface and usb-c interface are actually the same thing. The full name ...

Type-C is a connection interface of USB interface, which can be inserted on both sides, with a size of about 8.3mm × 2.5mm, like other interfaces, it supports U...

See More

Understand the specifications of 3 quiescent current (IQ)

Quiescent current (IQ) is usually defined as the current consumed by an integrated circuit (IC) under no-load and non switching but enabled conditions. Broa...

See More

After reading these nine electronic tubes, the key points of use suddenly became...

As a key pivotal device in "courage machine" and various electronic tube equipment, its quality and working state will be directly related to the sound quality ...

See More

Create immersive 3D sound for the virtual world

introduction The world is changing. This evolving state means that the way we interact with the world, devices and others is also changing. In addition to maki...

See More

What exactly is a hardware engineer?

1. What is hardware? In other words, hardware is physical, at least something you can see and touch. It is a material carrier and material foundation. Broadly s...

See More

How to design the peripheral circuit of ADC

ADC, i.e. digital to analog converter. For ADC, Xiaobian has introduced it in previous articles, such as the advantages and disadvantages of pipeline ADC, pipel...

See More

Evaluation of dynamic efficiency of class D audio power amplifier IC

The biggest feature of class D audio power amplifier is high efficiency. The advantage of high efficiency is to save power and reduce calorific value. If th...

See More

Principle and circuit of two-stage boost

If it is necessary to generate a high voltage from a low voltage, a boost converter can be used. It is one of three basic switching regulator topologies. It onl...

See More

Nine common power amplifier circuits

As a hardware engineer, especially an engineer who is a pure analog circuit and applies to audio power amplifier, he should be particularly familiar with Class ...

See More

Domestic ghost design, micro desktop vacuum cleaner and hairball pruning combina...

Domestic ghost design, micro desktop vacuum cleaner and hairball pruning combination, easy to clean the desktop

See More

Discussion on phase delay between channels in audio testing

Compared with the PC99 based logo program, the current Microsoft Windows logo program version 3 implements a new audio test. Inter channel phase delay is on...

See More

ChipSourceTek Take you to know the precautions for the use of CST6118 chip

ChipSourceTek takes you to know the precautions for the use of CST6118 chip: 1. It is generally recommended to add 104 capacitor from CST6118 power supply to gr...

See More

Why is the working voltage of many MCU 5V

5V comes from TTL level. 5 is true and 0 is false. Then the PN section with lower voltage drop is used to derive the level of 3.3. 12V and 24V come from...

See More

How to eliminate GS waveform oscillation of MOS transistor

For our power engineers, we often look at the input waveform, MOS switching waveform, current waveform, output diode waveform, chip waveform and GS waveform...

See More

Material of IC chip_ Working principle of IC chip

At present, the materials used in IC chips mainly include: 1. Silicon, which is the most important integrated circuit material at present, and most ICs are made...

See More

Detailed discussion on the working principle and function of intelligent hand wa...

In winter, if we do not take certain cold prevention measures, our hands will often be frostbitten and leave chilblain, which will not only leave scars, but als...

See More

What are the methods to detect the quality of integrated circuits

There are many models of integrated circuits, and the internal circuits are ever-changing, so it is complex to detect the quality of integrated circuits. Here a...

See More

What are the advantages of ultrasonic motor compared with traditional motor

What are the advantages of ultrasonic motor compared with traditional motor? Let‘s talk about it briefly below. The ultrasonic motor developed in the mid-1980s...

See More