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MR-8 Owner’s Manual
1
3
2
[Pin assignment of XLR connectors]
1 GND
2HOT
3 COLD
MR-8 specifications
[Inputs/Outputs]
0 dBu=0.775 Vrms, 0 dBV=1/0 Vrms.
• Analog inputs [INPUT A, INPUT B]
Connectors : XLR-3-31 type
1/4-inch, phone type
Input level : -50 dBV (MIC) to +2 dBV
(LINE)
Input impedance : 1.5kΩ or more (MIC/BAL)
: 40kΩ or more (LINE/UNBAL)
: 500kΩ or more (GUITAR/UNBAL)
• Stereo analog output [STEREO OUT (L, R)]
Connectors : 1/4-inch, phone type
Nominal output level : -10 dBV (unbalanced)
Load impedance : 10kΩ or more
• Headphones output [PHONES]
Connectors : 1/4-inch, stereo phone
type
Load impedance : 16Ω or more
Output level : 20mW or more (@ 32Ω load)
• MIDI output [MIDI OUT]
Connector : DIN 5-pin
Format : conformed to the MIDI
standard
• Digital output [DIGITAL OUT]
Connector : Toslink optical type
Format : IEC 60958 (S/P DIF)
* Only normal mode song data is output.
• Footswitch
Connector : 1/4-inch, phone type
Level : TTL level
• USB
Connector : B type (standard)
[Record/playback]
• Recording medium : CompactFlash
TM
card
• Sampling frequencies
: 44.1 kHz (Normal mode)
: 22.05 kHz (Extended
mode)
• Quantization : 16 bits, linear (non
expanded)
• Format : FAT16 (VFAT)
• Recording time : approximately 25
minutes/128 MB (mono
track)
• The number of tracks : 8
* the number of simultaneously recordable
tracks: 2
• ADC : 16-bit, delta-sigma
• DAC : 16-bit, delta-sigma
• Frequency response : 20 Hz to 20 kHz
• Dynamic range : 88 dB or more (TYPICAL)
* Normal mode
• Total harmonic distortion : 0.05% or more
(TYPICAL)/Normal
mode
[General]
• Weight (net) : MR-8/approx. 1.6kg
: AD-12A/approx. 500g
• Dimensions : 283 (W) x 215 (D) x 65 (H) mm
• Power requirements : DC 12 V
: Using the AC adaptor or six AA-
type alkaline batteries
• Supplied accessories : AC adaptor
: Owner’s manual
* Changes in specifications and features may
be made without notice or obligation.
* CompactFlash
TM
is the trademark of SanDisk
Corporation in U. S. A. and licensed to CFA
(CompactFlash
TM
Association).
* The polarity of the supplied AC adaptor is
center plus/outer minus.