Kenwood DMF-9020 User Manual

DMF-9020/MD-2070 (En)
54
Specifications
1. KENWOOD follows a policy of continuous advancements in development. For this reason specifications may be changed without notice.
2. The full performance may not be exhibited in an extremely cold location (under a water-freezing temperature).
Notes
Notes
[Format]
System ....................................................................................... Minidisc digital audio system
Laser ........................................................................................... Semiconductor laser
Recording method .................................................................... Field modulation overwrite method
Audio compression................................................................... ATRAC (Adaptive TRansform Acoustic Coding)
Playing rotation ........................................................................ Approx. 400 rpm ~ 900 rpm (CLV)
[D/A conversion]
D/A conversion ......................................................................... 1 Bit (24 bit type)
Oversampling ............................................................................ 8 fs (352.8 kHz)
[A/D converter]
A/D converter............................................................................ 4 th order sigma-delta conversion+ D.R.I.V.E. conversion
Sampling frequency ................................................................. 44.1 kHz
[Digital audio performance]
Frequency responce (playback mode) .................................... 8 Hz ~ 20 kHz (± 1 dB)
Signal to noise ratio (playback mode) ................................... More than 112 dB
Dynamic range (playback mode) ............................................ More than 96 dB
Total harmonic distortion (1 kHz, playback mode)............... Less than 0.004 %
Wow & flutter............................................................................ Less than unmeasurable limit
Analog input sensitivity / input impedance .......................... 500 mV / 22 kΩ
Analog output level / output impedance............................... 2.0 V / Less than 300 Ω
Headphone output.................................................................... 50 mW/32 Ω load (Phones level MAX)
Digital input
Coxaial .................................................................................... 0.5 Vp-p / 75 Ω
Optical(Wave length 660 nm) .............................................. - 15 dBm ~ - 21 dBm
Digital output
Coxaial .................................................................................... 0.5 Vp-p / 75 Ω
Optical(Wave length 660 nm) .............................................. - 15 dBm ~ - 21 dBm
[General]
Power consumption ................................................................. 20 W
Dimensions ................................................................................ W : 440 mm (17 - 5 / 16”)
H : 125 mm ( 4 - 15 / 16”)
D : 373 mm (14 - 11 / 16”)
Weight (Net) .............................................................................. 5.4 kg (11.9 lb)

Kenwood DMF-9020 Specifications

Digital Audio System

playing rotation	Approx. 400 rpm ~ 900 rpm (CLV)
frequency response (playback mode)	8 Hz ~ 20 kHz (± 1 dB)
signal to noise ratio (playback mode)	More than 112 dB

D/A and A/D Conversion

D/A conversion	1 Bit (24 bit type)
oversampling	8 fs (352.8 kHz)
A/D converter	4th order sigma-delta conversion+ D.R.I.V.E. conversion

Input and Output

analog input sensitivity / input impedance	500 mV / 22 kW
analog output level / output impedance	2.0 V / Less than 300 W
headphone output	50 mW/32 W load (Phones level MAX)

General Specifications

power consumption	20 W
dimensions	W: 440 mm, H: 125 mm, D: 373 mm
weight (net)	5.4 kg (11.9 lb)