audio-frequency audio-frequency amplifier audio-frequency band audio-frequency generator audio-frequency meter audio-frequency metre audio-frequency oscillator audio-frequency transformer audio-frequency triode audio-frequency wave audio gain audio indicator audio mixer audio modulation audion audio-noise meter audio-noise metre audio oscillator audiophile audio-power amplifier |
audio-frequency звуково-честотен звуков честота audio frequency честота в границите на чуваемост Търсената дума е намерена |