Knowledge
  • What Is Dante Digital Audio Transmission Technology?

    Date:2018.Nov.05
    Dante digital audio transmission technology is a 3-layer IP network technology that provides a low latency, high precision and low cost solution for point-to-point audio connections. Dante technology delivers...
  • The Knowledge of Reverberation

    Date:2018.Nov.02
    Reverberation is a natural phenomenon that makes indoor sounds. The indoor sound source continuously sounds. When the balance is reached (the absorbed sound energy in the room is equal to the emitted sound energy)...
  • What Is Audio Mixing?

    Date:2018.Nov.02
    Audio Mixing is a step in music production that combines sound from multiple sources into a stereo or mono track. These raw sound signals may come from different instruments, vocals or orchestras, either from live...
  • Techniques for Using Professional Effectors

    Date:2018.Nov.02
    Effect: It is an audio peripheral that provides various sound field effects. Originally used mainly for the production of sound effects in studios and movies, the live sound reinforcement system...
  • Simple Failure Analysis of Public Broadcast Amplifier

    Date:2018.Nov.02
    1. No electricity: Check whether the power cord is connected to the fuse, whether the power cord is broken or the fuse is in poor contact, and the fuse is blown, then check whether the rectifier bridge...
  • How Does Analog Audio Work?

    Date:2018.Nov.02
    Analog audio signals are fundamentally AC voltages, meaning that their polarity will constantly reverse. The rate of this oscillation determines the frequency of the signal, which ranges from 20 beats...
  • What Is Antenna Radiation Pattern?

    Date:2018.Nov.01
    In a complete antenna product specification, the antenna field type is indispensable. It helps the user to understand the angle and direction of the antenna at the minimum value of the gain (Null) and the main beam...
  • What Is Antenna Polarization?

    Date:2018.Nov.01
    In practical use, polarization is a characteristic that is easily ignored by users. According to its electric field distribution ratio, it can be roughly divided into linear polarization...
  • What Is Antenna Impedance?

    Date:2018.Nov.01
    The impedance specifications of the antenna are generally 50 Ω and 75 Ω. Therefore, an antenna with an impedance of 50 Ω must be selected to achieve the best match in signal transmission...
  • What Is Antenna Frequency?

    Date:2018.Nov.01
    To select the antenna of the wireless microphone receiver, first of all, you need to pay attention to the frequency of use of the antenna. This specification is usually marked as the frequency range of use...
  • What Is Receiving Sensitivity?

    Date:2018.Nov.01
    Receiving sensitivity: In radio or walkie-talkie, the receiving sensitivity is the size of the minimum RF signal that needs to be input when the receiver outputs a signal with a specified signal-to-noise ratio...
  • What Is Diversity Reception?

    Date:2018.Nov.01
    Diversity reception: It means that the wireless microphone receiver can receive the signals of the same wireless microphone from two antennas separately, and select a stronger one signal through the internal...
  • What Is Squelch?

    Date:2018.Nov.01
    Squelch: When the receiver of the wireless microphone receives no signal or the signal is weak, it will automatically cut off the output signal to avoid output noise. This function is called squelch...
  • What Is Electronic Crossover?

    Date:2018.Oct.31
    The electronic crossover is a device that divides the audio weak signal. It is located in front of the power amplifier. After frequency division, each independent audio amplifier is used to amplify each audio frequency..
  • Public Broadcasting System Commissioning Test

    Date:2018.Oct.31
    The debugging of the broadcasting system mainly refers to the comprehensive and routine inspection of the equipment installation process after the installation and construction of the broadcasting system...
  • What Is Distributed Multimedia Conference Recording and Broadcasting System?

    Date:2018.Oct.30
    The distributed multimedia conference recording and broadcasting system is composed of a multimedia conference recording and broadcasting server and a distributed audio and video control system...
  • The Knowledge of Hi-fi System

    Date:2018.Oct.30
    According to the original intention of the hi-fi system, it guarantees the true performance of the live performance, that is, the program played by the high-fidelity system should be the same or substantially close to...
  • Four Common Wireless Bridge Transmission Modes

    Date:2018.Oct.30
    There are four common wireless bridge transmission modes. The distribution is point-to-point, point-to-multipoint, relay, and reflection. The characteristics of these four wireless bridge transmission modes...
  • What Is Power Over Ethernet?

    Date:2018.Oct.30
    Power Over Ethernet (POE) is also known as a LAN-based power system (PoL, Power over LAN) or Active Ethernet, sometimes referred to as Power over Ethernet, and refers to existing Ethernet...
  • What Is Wireless Access Point?

    Date:2018.Oct.30
    Wireless Access Point (AP) is the HUB in the traditional wired network, and is the most commonly used device when building a small wireless LAN. The AP is equivalent to a bridge connecting the wired network...
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