Sony Walkman MD MZ-R90

En beskrivelse av en MiniDisc opptaker tilgjengelig for radioen. Den er for øyeblikket ikke i aktiv bruk.

Kort beskrivelse

KI-generert beskrivelse av produktet basert på detaljene i manualen:

“Sony MZ-R90 er en avansert MiniDisc-opptaker kjennetegnet av sitt ultra-kompakte design og tekniske sofistikasjon. Med funksjoner som lavt strømforbruk, støtsikker minne, høykvalitets opptak via en optisk digital inngangskontakt og presis kontroll av opptaksnivå, gir den effektiv og førsteklasses lydytelse. Enhets intuitive fjernkontroll, sanntids merkingsevner og integrering av CD-tekstdata viser dens brukervennlighet og allsidighet. MZ-R90 omdefinerer bærbar lyd med sin kombinasjon av kompakt form og avanserte funksjoner.”

Spesifikasjoner

System

Laser Diode Properties
Material GaAlAs
Wavelength λ = 790 nm
Emission Duration Continuous
Laser Output* Less than 44.6 μW
Recording and Playback Time
MDW-80 Stereo Recording Maximum 80 minutes
MDW-80 Monaural Recording Maximum 160 minutes
MDW-74 Stereo Recording Maximum 74 minutes
MDW-74 Monaural Recording Maximum 148 minutes
Revolutions 400 rpm to 1800 rpm (CLV)
Audio Quality
Error Correction Advanced Cross Interleave Reed Solomon Code (ACIRC)
Sampling Frequency 44.1 kHz
Sampling Rate Converter Input: 32 kHz/44.1 kHz/48 kHz
Coding Adaptive TRansform Acoustic Coding (ATRAC)
Modulation System EFM (Eight to Fourteen Modulation)
Number of Channels 2 stereo channels, 1 monaural channel
Frequency Response 20 to 20,000 Hz ± 3 dB
Wow and Flutter Below measurable limit
Inputs
Microphone Stereo mini-jack, 0.35–1.38 mV
Line In Stereo mini-jack, 69–194 mV
Optical (Digital) In Optical (digital) mini-jack
Outputs
LINE OUT Stereo mini-jack, 194 mV, load impedance 10 kilohm
Headphones Max output level 5 mW + 5mW, impedance 16Ω

*Measured at 200 mm from lens surface on the optical pick-up block with 7 mm aperture

General

Power requirements
Sony AC Power Adaptor connected at the DC IN 3 V jack:
- 120 V AC, 60 Hz (US model)
- 240 V AC, 50/60 Hz (Australia and New Zealand model)
- 220 V AC, 50 Hz (China model)
Battery types:
Nickel metal hydride rechargeable battery
NH-14WM
LR6 (size AA) alkaline battery
Battery Life
NH-14WM Rechargeable Battery
Recording Playback
Approx. 6.5 hours Approx. 12 hours
LR6 (size AA) Sony Alkaline Dry Battery
Recording Playback
Approx. 4 hours Approx. 16.5 hours
NH-14WM Rechargeable Battery + One LR6 (size AA)
Recording Playback
Approx. 14.5 hours Approx. 29 hours
Dimensions
MZ-R90 Approx. 78.9 × 17.3 × 72.0 mm (w/h/d)
MZ-R91 Approx. 78.9 × 18.0 × 72.0 mm (w/h/d)
Mass
MZ-R90 Approx. 105 g (3.7 oz) the recorder only
Approx. 148 g (5.2 oz) incl. a recordable
MD, and NH-14WM nickel metal hydride
rechargeable battery
MZ-R91 Approx. 110 g (3.8 oz) the recorder only
Approx. 153 g (5.4 oz) w/ a recordable MD, and NH-14WM nickel metal hydride rechargeable battery
Optional Accessories
Optical Cable
POC-151HG, POC-152HG, POC-MZ1,
POC-MZ2, POC-15B, POC-15AB,
POC-DA12SP
Line Cable RK-G129, RK-G136
Stereo Microphones ECM-717, ECM-MS907, ECM-MS957
Stereo Headphones MDR-series
CD Text Connecting Cable RK-TXT1
Active Speakers SRS-Z500
Recordable MDs MDW-series

Kilder

Portable MiniDics Recorder - Operating Instructions, sist lest 05.01.2023