A method of treatment of the symptoms of tinnitus is disclosed in which a non-sinusoidal pulsating electric waveform having a pulse repetition rate (frequency) less than 100 Hz is applied to a headphone or an earphone or a like acoustic transducer worn by a tinnitus sufferer. Square, sawtooth and triangular waveforms are suitable. Preferably a sequence of square, triangular, square and square waveforms each of duration of 3 minutes, and separated by a silent pause of 10-15 seconds, is applied. Various devices for applying such waveform(s) to such transducers are disclosed including a clinical oscillator, an internet distribution system, a playback device, electronic or magnetic storage devices, and a cochlear implant.