Ключевые слова: blackboard, broadcasting, cable, channel, closeup, computer icon, control, control panel, desk, digitally generated image, dj, electric mixer, electronics industry, equalizer, equipment, expertise, extreme closeup, illuminated, in a row, industry, knob, level, macrophotography, mixing, music, noise, popular music concert, power line, presenter, pushing, radio, radio dj, record, recording studio, sound recording equipment, stereo, studio, switch, synthpop, technology, variation, video game, volume fluid capacity,