9 System for hindering eavesdropping, consisting of a prerecorded specifically configured acoustic source material, namely, audio and video recordings, compact discs, [ laser video discs, cinematographic film or special film ] for reproducing acoustic sounds, and optical discs, the subject matter of which is a patented mixture of acoustic sounds comprising pink noise and/or pink noise variant, a mixture of previously recorded voices and/or synthetic voice -like sounds, and/or a mixture of actual and/or generated acoustic sounds from or similar to equipment such as an electric typewriter or a computer keyboard or a fax machine; and a real time generating system consisting of a specialized computer and associated storage media, namely, a hard disc, and digital to analog converters; and playback unit; namely, a tape player, a compact disc player, a laser disc player, a real time generating unit, a control unit, a power supply, and acoustic playback speakers therefor
Trademark: 76398845
