DigitalRecorder
http://www.watch.impress.co.jp/av/docs/20040526/zooma155.htm
http://arena.nikkeibp.co.jp/col/20040525/108661/
http://www.watch.impress.co.jp/av/docs/20040526/pioneer.htm
http://www.watch.impress.co.jp/av/docs/20040526/zooma155.htm
http://arena.nikkeibp.co.jp/col/20040525/108661/
http://www.watch.impress.co.jp/av/docs/20040526/pioneer.htm