Audio

This article introduces the production of a FM wireless microphone, which uses crystal to stabilize the frequency, which can solve the frequency drift phenomenon caused by the three-point oscillator transmitter. The circuit diagram of the whole machi

Posted at 21-03-16 by SKYSKY views(364)

Audio, English is AUDIO, maybe you have seen the AUDIO output or input port on the back panel of the video recorder or VCD. In this way, we can explain audio in a very popular way, as long as it is a sound that we can hear, it can be transmitted as a

Posted at 21-05-11 by SKYSKY views(413)

Based on this effect, experts designed a psychological model of the human ear. After this model was imported into mp3 encoding, it led to an earth-shaking revolution in sound quality. The mp3 encoding technology has always been burdened with a reputa

Posted at 21-05-11 by SKYSKY views(332)

1. Audio Refers to sound waves with a frequency between 20 Hz and 20 kHz that can be heard by human ears. If you add a corresponding audio card to the computer, which is what we often call a sound card, we can record all the sounds, and the acoustic

Posted at 21-05-12 by SKYSKY views(531)

Because of its huge size, WAV files are difficult to save, back up, and share on the Internet, and it is impossible to enjoy them with you. At this time, you need to compress it. This is also the last process of our audio processing. Audio compressi

Posted at 21-05-12 by SKYSKY views(353)

Here is only a brief introduction to the common video and audio coding system, and does not discuss it in detail. Due to my limited knowledge, it is inevitable that there are mistakes. Welcome to write me to correct me. 1. MPEG series MPEG stands f

Posted at 21-05-12 by SKYSKY views(252)

5. RealMedia Series The series of coding technologies developed by RealNetworks are also mainly used for network transmission and perform well at the bottom bit rate. (1) RealVideo G2 The quality of the early RealVideo encoding was poor, but it was

Posted at 21-05-12 by SKYSKY views(223)

Recently, we are studying the use of video instead of animation and video instead of sprite animation. We call this kind of video interactive video. Traditional sprite animation: large disk space, slow downloading, especially online playback, will b

Posted at 21-05-12 by SKYSKY views(224)

We first assume that someone has zero foundation in audio and video, and has never learned any digital signal processing related knowledge. The mathematical foundation is basically high school level, but he is familiar with C/C++ development, at leas

Posted at 21-05-11 by SKYSKY views(218)

Description: Using a single Mosfet Op-amp this circuit samples the audio input and displays peak readings. Important Note: This circuit will only work with a MOSFET opamp ! Notes: Using minimum component count; this simple circuit will indicate peak

Posted at 08-11-30 by Admin views(2979)