Dante network

Dante network Dante (Digital Audio Network Through Ethernet) is an audio-over-IP technology that enables digital audio signals to be transported over a standard computer network.Dante is based on common IT standards, allowing it to operate on networks made up of...

Electrical wiring

Electrical wiring Audio Signals   Balanced Vs Unbalanced Audio   Which way do we go? This is a good question, of which the answer lies in a couple of other questions, listed below. The obvious answer is which ever method gets you the clearest audio. Because...

Summary of EN54 and NF standards

Summary of EN54 and NF standards Summary of EN54 and NF standards   The purpose of a fire safety system is to contribute to the safety of people and, subsequently, to that of property in establishments receiving public (ERP). To achieve this, it is essential to...

Requirements of the EN54-24 standard

Requirements of the EN54-24 Standard   Acoustics for Voice Alarm (VA) systems Requirements of the EN54-24 standard   Connection of the power is to be performed within the speaker. We should not have direct access to various settings (hidden screws, adjustment...

Accoustics basics : PA calculation use-case

Acoustics basics : PA calculation use-case Acoustic basics   PA calculation example:   For example, a outside space. This outdoor area is 10m wide and 32m long. The background of this space is 65 dB. The sound projector used in the first calculation is an...

Installation Advice & Information

Installation Advice & Information The basic principles of effective ceiling loudspeaker installation The first priority of any sound reproduction system is providing listeners with a level of clear, intelligible sound higher than any possible background noise (at...

How to measure a speaker line impedance

How to measure a speaker line impedance Therefore in 100V Line (U = 100) if an impedance (Z or R) of 100 Ohm (R = 100) was measured, the power is: 100W An impedance meter is an absolute necessity for all installers and maintainers. It helps to know the load or power...

Omnidirectionnal Speakers

Omnidirectionnal Speakers Omnidirectionality and broad coverage   • Recognized since 1992 and protected by an international patent, so far the omnidirectional speakers created by MAJORCOM have not been equalled by any other speaker as regards to fitting large...

Induction loop systems

INDUCTION LOOP SYSTEMS What is an Audio Frequency Induction Loop System (AFILS) ? An Audio Frequency Induction Loop System (AFILS), or Magnetic Induction Loop, is a simple and effective system for communicating with hearing-impaired people.Hearing-impaired people need...

Accoustics basics (Fundamentals)

Acoustics basics (Fundamentals) Sound acoustics   1. Concept of acoustics:    GLOSSARY : Sound : A sound is a pressure variation around the atmospheric pressure expressed in Pascal (Pa).Human ear is sensitive from 20µPa to 200Pa. A sound wave is propagated...