9 Apparatus for recording, transmission or reproduction of sound or images; data processing equipment, computers; audio receivers, audio amplifiers, loudspeakers, radio receivers; radio transmitters; software programs for audio and video apparatus, software programs for audio and video data management, software programs for audio and video data editing; software for processing images, graphic illustrations, audio content, video content and texts; audio editing software; software for controlling the operation of audio and video devices; software for controlling and improving audio equipment sound quality; software for enhancing the audiovisual capabilities of multimedia applications, namely, for the integration of text, audio, graphics, still images and moving pictures; application software for streaming audiovisual media content via the Internet; software for enhancing the audiovisual capabilities of multimedia applications; audiovisual apparatus; audiovisual instruments; digital audio servers; audio devices and radio receivers; sound processors; video processors; image processors; digital sound processors; processors [central processing units]; signal processors for audio speakers; audio processing apparatus; central processing units for processing information, data, sound or images; audio apparatus; data processors; digital audio recorders; data loggers and recorders; digital video recorders; ADC (Analog to Digital Converter); microphones; preamplifiers; sound amplifiers; amplifiers; apparatus for recording, transmission and reproduction of sound; data processing equipment and computers