Sony MZ-R700 Operating Instructions - Page 63
Specifications, Wow and Flutter - microphone
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Specifications MD Recorder Audio playing system MiniDisc digital audio system Laser diode properties Material: GaAlAs MQW Wavelength: λ = 790 nm Emission duration: continuous Laser output: less than 44.6 µW (This output is the value measured at a distance of 200 mm from the lens surface on the optical pick-up block with 7 mm aperture.) Recording and playback time When using MDW-80 Maximum 160 min. in monaural Maximum 320 min. in stereo Revolutions 350 rpm to 2,800 rpm (CLV) Error correction ACIRC (Advanced Cross Interleave Reed Solomon Code) Sampling frequency 44.1 kHz Sampling rate converter Input: 32 kHz/44.1 kHz/48 kHz Coding ATRAC (Adaptive TRansform Acoustic Coding) ATRAC3 - LP2 ATRAC3 - LP4 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, minimum input level 0.35 mV Line in: stereo mini-jack, minimum input level 49 mV Optical (Digital) in: optical (digital) mini-jack Outputs i: stereo mini-jack, maximum output level 5 mW + 5 mW, load impedance 16 ohm General Power requirements Sony AC Power Adaptor (supplied) connected at the DC IN 3 V jack: 120 V AC, 60 Hz (U.S.A., Canadian and Taiwan model) 230 V AC, 50/60 Hz (Europe continental model) 240 V AC, 50 Hz (Australian model) 220 V AC, 50 Hz (Chinese model) 230 - 240 V AC, 50 Hz (U.K. and Hong Kong model) 220 V AC, 50 Hz (Argentina model) 110/220 V AC, 60 Hz (Korean model) 100 - 240 V AC, 50/60 Hz (Other models) Nickel Cadmium rechargeable battery NC-WMAA (supplied) LR6 (size AA) alkaline battery (not supplied) Battery operation time See "Battery life" (page 50) 63