Sony MZ-R90/R91 At the time of their release, they were the smallest recorders with the longest playback time available. The R90 and R91 seem very similar except for the fact the R90 was slightly slimmer/lighter and had a magnesium top cover. User reviews say that due to power saving drive, it can be slow to start-up/respond.

2017年11月16日 · MZ-R90（1999年），跨时代的型号，从这一代开始MD的设计基本定型了，方盒子设计和碟片几乎一样的大小，这也是我最喜欢的一款型号，我特意收齐的3个颜色，（我都觉得自己够疯狂 ） 这机器还有一个外号叫“搓衣板”，他还有一个弟弟叫MZ-R91,单从外观估计大家已经看出来，索尼也是这个时候开始玩起换壳游戏的，这两个型号，除了外壳其他都一样。 兄弟俩.

Sony's long-awaited R90 will undoubtedly dazzle MD fans just by its diminutive size, which breaks the record for sheer miniaturization: 3-1/16" W x 2-13/16" L x 11/16" D, without the extra single-AA battery pack.

If you prefer a paper hard copy of a manual listed on this page, you can purchase it from the True Manuals web site. Find instruction manuals and brochures for MZ-R90.

Superfi (UK) offers the Sony MZ-R90 with a local price matching guarantee. Superfi posts zoomable, rotatable scans of the MZ-R91. According to this ARM web page, there are parts of the MZ-R90 that utilized their chip technology. David McGahn has some advice for MZ-R90 owners suffering from a damaged battery compartment door.

Sony offers the MZ-R90 - the world's smallest and lightest Recording MD Walkman that combines the superb sound reproduction quality of digital technology with the ease and convenience of MiniDisc recording, in a unit less than an inch thick and virtually as small as a MiniDisc itself.

尋找 MZ-R90 的說明書及手冊。

mz-r90的防震时间延长到40秒，并具备avls自动音量控制技术。 MZ-R90还具备曲目名称的编辑功能，同时可以通过光纤从支持CD-TEXT功能的Sony CD播放机复制曲目名称。

Ultra-compact body (MZ-R91) — Fashionable design and colors. Low power consumption design — Less drain and the longer service life for the rechargeable battery. 9-letter, backlit LCD remote control with editing capabilities — You can now label tracks and discs, change track sequence, etc., with the easy-to-operate stick remote control.

sony parts whose part numbers appear as shown in this manual or in supplements pub-lished by sony.