Source: MiniDisc Wiki contributors · September 3, 2026 snapshot · CC BY 4.0, except where otherwise credited.
Attribution and changes
Adapted from “prototype”. Links, layout and file names normalized; missing database fields restored; remote embeds replaced with links. Manufacturer manuals and separately credited photographs retain their original attribution.
Below is a list of unreleased prototype MD units and info on where they were mentioned:
Stereo Review Stereo Buyers Guide 1993 pg.6
There were 1-2 other MD prototype units from the early days.
MZ DR10 prototype which seemed to merge sony's early ebookreader tech with Minidisc:
Kenwood DM9090 Firewire prototype deck showed at Comdex 1998.
Hi-MD prototype ( av.watch )
Bose DCC / MD head unit Includes a (4?) MD changer!
Watch the referenced video on YouTube
MD compo type "Kokun" (stylized spelling of cocoon?) MD compo type "Kokun" (stylized spelling of cocoon?) (MiniDisc Wiki mirror)
