SONY CDP-M55
¥ 32,800 (released in 1987)
Commentary
A personal-sized CD player that can be combined with a mini component or radio cassette recorder.
The digital filter uses a 4 x oversampling digital filter.
The D/A converter is equipped with a left / right independent dual D/A converter.
16 songs music calendar is installed.
Equipped with a program editing function, you can create recording programs for both sides of the tape A and B at the same time. Also equipped with a delete shuffle function, which allows you to enjoy shuffle play with only the music you want to listen to.
In addition, it is equipped with a program performance function of up to 20 songs and a repeat playback function of one song / whole song / part / program / shuffle.
Equipped with a time keeper function that displays various time information in an easy-to-see manner.
It is equipped with AMS function that can quickly start a song.
Equipped with Music Search.
Equipped with an autospace function that adjusts the interval between songs to 3 seconds.
It has a sync terminal and can be connected to a Sony deck.
It has a headphone port.
It comes with a wireless remote controller that can perform operations such as one touch direct music selection with 16 keys.
This remote control has an index search function.
Model Rating
Type | CD Player |
Reading system | Non-contact optical reading (using semiconductor laser) |
Laser | GaAlAs double hetero diode |
Number of revolutions | 200 ~ 500 rpm (CLV) |
Playing speed | 1.2m/s ~ 1.4m/s (constant) |
Error correction method | Sony Super Strategy Cross Interleaved Read-Solomon Code |
Number of channels | 2 Channel |
Frequency characteristic | 2 Hz to 20 kHz ± 1 dB |
Total harmonic distortion factor | 0.05% or less (EIAJ) |
Dynamic range | 88 dB or More (EIAJ) |
Wow and flutter | Below the measurement limit (± 0.001% W. peak) (EIAJ) |
Output level | 2 vrms (MSB, Fixed) |
Headphone output level | 3.6 mW (32 Ω) |
Power consumption | 7.5W |
External dimensions | Width 335x Height 80x Depth 275 mm |
Weight | 3.0kg |
Attachment | Wireless Remote Control RM-D250 |