命名为「 Professional(专业)」系列的 Walkman,在随身听上拥有了媲美卡座机的性能，具有石英锁定伺服系统的DD,运行中的抖晃率仅为0.04%(当时专业卡座机的抖晃率普遍为0.05%)。采用S&F合金磁头，具有高饱和磁束密度和优秀的高频特性，支持金属四类带的录制，首次搭载了杜比降噪B功能。
新品发行价：6万日元/机身尺寸：170 93×38毫米/重量：640克/电源：5号电池4节/续航时间：5小时(使用碱性电池)
In 1982, SONY wm-d6 was the first professional Walkman
Named “Professional” series Walkman, in the Walkman has the performance comparable to card landline, with quartz lock servo system of DD, the operation of the shaking rate is only 0.04%(at that time, the Professional card landline shaking rate is generally 0.05%). S&F alloy magnetic head, with high saturation magnetic beam density and excellent high-frequency characteristics, supports the recording of four kinds of metal bands, and is equipped with dolby noise reduction B function for the first time.
New product launch price: 60,000 yen/body size: 17093 × 38mm/weight: 640g/power: no. 5 battery 4 / battery life: 5 hours (alkaline battery)
contact: hifiwalkman@i50mm.com © 2020 Zhao Zhenguo. All Rights Reserved.本网所有内容文字、图片版权均HiFi Walkman网站所有，任何媒体、网站或个人未经本网协议授权不得转载、转贴或以其他方式复制发布/发表。对不遵守本声明或其他违法、恶意使用本网内容者，本网保留追究其法律责任的权利。