2004 MZ-EH1
The MZ-EH1 was one of the earliest playback-only players compatible with the Hi-MD format.
2004
MZ-NH1
The MZ-NH1 was introduced as the flagship recorder during the early stages of Hi-MD's development, featuring full recording capabilities and a highly rigid aluminum casing. Equipped with microphone input, line input, and optical input, it supports both analog and direct digital recording without the need for a PC. Hi-MD expanded recording capacity, and multiple recording modes, including Linear PCM, were available. USB transfer support also provided greater flexibility in file management compared to previous models. With a configuration that allows for recording, editing, and transfer all in one unit, the dense feel of the metal body contributes to its flagship-like finish.
The MZ-NH1 introduced Hi-MD as a new phase of the MiniDisc format, expanding recording quality, storage capacity, and computer integration. It was designed to demonstrate the format's full potential, combining higher-fidelity recording with more flexible data handling than earlier MiniDisc systems.
The chassis used a magnesium alloy shell with a compact, rigid layout, giving the unit a firm and controlled structure. The jog dial, transport keys, and menu system followed established MiniDisc patterns, allowing the transition to Hi-MD to remain familiar in daily use.
Hi-MD enabled linear PCM recording, high-bitrate ATRAC3plus, and support for one-gigabyte discs, along with expanded capacity when standard MiniDiscs were reformatted. The updated mechanism handled higher-density media efficiently, and USB transfers moved beyond real-time limitations.
Power was managed through a slim rechargeable cell and a desktop charging cradle, maintaining stable operation despite increased processing demands. The hardware moved forward faster than the software around it.
See also MZ-RH1
Related MiniDisc
MiniDisc in 2004
2004 MZ-E730
The MZ-E730 was a high-end MDLP player that combined playback adjustment functions with superior sound quality.
2004 MZ-EH1
The MZ-EH1 was one of the earliest playback-only players compatible with the Hi-MD format.
2004 MZ-N920
The MZ-N920 is the ultimate form of the later NetMD series, integrating recording performance and playback processing at a high level.
2004 MZ-NH900
The MZ-NH900 is a high-end Hi-MD recorder that not only offers full recording capabilities but also boasts a refined build quality and overall construction.
2004 Qualia 017
The Qualia 017 is a playback-only MiniDisc player that prioritizes the perfection of materials and structure over functionality.
Sony portable audio in 2004
Network Walkman
2004 NW-HD3
The NW-HD3 is a later model of the first-generation Network Walkman equipped with a hard disk.
Walkman
2004 WM-EX194
The WM-EX194 is a playback-only Walkman equipped with an automatic inversion function.
Discman
2004 D-NE20
The D-NE20 is a portable CD player that supports ATRAC3plus, ATRAC3, and MP3 playback.
