Ключевые слова: audio, balance, blackboard, broadcasting, button, classical concert, closeup, consoling, control, control panel, dance and electronic, desk, electric mixer, electricity, equipment, expertise, information medium, keypad, knob, level, listening, mixer, mixing, musical instrument, no people, popular music concert, professional, pushing, radio, record, recording studio, sliding, sound, sound mixer, stereo, studio, switch, the media, volume,