See also: Kenwood DM-3090
Features: Sharp ATRAC 5.0, 20 bit wide bit processing. Date and time stamp recording. Timer activated recording using internal clock. Sampling rate converter. Synchro recording. 1-bit A/D D/A converter. 'Program Move' function will move a selected set of tracks in one fell swoop. Mono recording from digital and analog sources. No edit rehearsal function.
Specs: Freq response: 4-20KHz, S/N: > 100dB, Dynamic Range: 93dB, Wow: < 0.001%W peak.
ATRAC IC: LR376481
Pickup part#: RCTRH8173AF10 (most likely a rebrand)
Content adapted from: Minidisc.org page [*] Sharp Product Page [*] Sharp Product Page (MiniDisc Wiki mirror) [*]
Sharp MD-R2 User Manual
Sharp MD-R2 Service Manual
(repair links go here)