| 摘要 |
<p>A personal audio listening system to be carried by and used on the person of an individual listener which provides a high fidelity stereo sensation of being surrounded by a three dimensional field of lifelike sound. The system includes miniaturized lightweight paired stereo headphones which are an impedance and sensitivity matched to receive simultaneous mutually different output signals from a stereo amplifier which is connected to a stereo program source, such as a radio or recording playback device. The amplifier, program source and a battery are housed together in a single portable unit no larger than hand size.</p> |
