Lo-D DAD-1000
¥ 189,000 (released in 1982)
Commentary
The first CD player announced by Hitachi Lo-D.
It uses an upright see-through front loading system that can see the rotation of the disk.
In addition to functions such as random memory music selection, one touch music selection, scanner play, memory stop, auto repeat, it is equipped with a location indicator which can tell the pickup position at a glance.
Model Rating
Type | CD Player |
<Audio section> | |
Number of channels | 2 Channel |
Frequency characteristic | 5 Hz to 20 kHz ± 0.5 dB |
Dynamic range | 90 dB or more |
Signal-to-noise ratio | 90 dB or more |
Harmonic distortion factor | Not more than 0.03% |
Separation | 85 dB or More (1 kHz) |
Wow and flutter | Measurement limit (± 0.001% W. Peak) or less |
<disk> | |
Playing time | 60 minutes / one side (up to 75 minutes possible) |
Diameter | 120mm |
Signal Format | |
Sampling frequency | 44.1kHz |
Quantization number | 16-bit linear / channel |
Transmission bit rate | 4.3218 Mb / s |
<Pickup> | |
Method | Objective lens drive type optical pickup |
Objective lens drive system | 2 d parallel drive |
Light source | Semiconductor laser |
Wave length | 790nm |
<General> | |
Output voltage | 2.0Vrms |
Power supply voltage | 100 VAC, 50Hz/60Hz |
Power consumption | 24W |
External dimensions | Width 320x Height 145x Depth 234 mm |
Weight | 5.6kg |