Specifications - Akai DR4vr Operator's Manual

Specifications
103
Specifications
Digital
Audio Format
16-bit linear
PCM
Number
of
Channels 4 channels (expandable
to
16 using four
DR4vr/DR4ds)
AID Conversion
18-bit
64-times oversampling 5th
AI
modulation
D/A Conversion
Advanced
1 bit,
18-bit
8-times oversampling
Sampling Rates
32 l<Hz
44.1
WHz
48 kHz
Audio Frequency Response
30
-
22
kHz
+1
.0
dB
(fs
@
48
kHz)
Dynamic Range
Greater than 96
dB
(EIAJ)
Distortion Less than
0.05%
(1
kHz,
full
scale
-15
dB)
Channel
Crosstalk Greater than
90
dB
(1
kHz,
fs
®
48
kHz)
Wow
&
Flutter
Immeasurable
Recording Media
Optional Internal
hard
disk or external
hard
disk
Recording Time
With optional
540MB
hard
disit
fs
@
48 kHz 4 oh
= 23
min,
25
sec.
1
ch = 93
min,
42 sec
fs
@
44.1
kHz
4 oh
= 25
min, 30
sec.
1
ch
=
101 min, 59 sec
f
S
9
32 kHz 4 ch = 35
min,
08
sec.
1
ch
= 140
min,
33 sec
Timecode Frame
Rates 24. 25, 29.97, 30,
300
Display
Eight
7-segment
LEDs
Peak
Level Meter Four
20-segment
LED
bars
Locator
8
direct
locate points
1
00 stack
locate points
Analog
Inputs
x4
Nominal
+4 dBu/-10
dBV
(balance/unbalance)
Max. Input +19
dBu/-H5
dBV
(balance/unbalance)
Impedance
94
kil /47
HI
(balance/unbalance)
Connector
6.3
0mm
stereo
phone
jack
Analog Outputs x4
Nominal +4 dBu/-10
dBV
(balance/unbalance)
Max.
Input
-1-19
dBu/^5
dBV
(balance/unbalance)
Impedance
20011/1
OOU
(balance/unbalance)
Connector
6.3
0
mm
stereo
phone
jack
Digital l/O-A
(EIAJCP-1201)
IN
1
X XLB-3-31
1
X
RCA/phono
OUT
1
X XLB-3-32
1
X
RCA/phono
SCSl-A
(tor external
hard
disk)
1
X
50
pin
Amphenol
PHONES
x1
6.3
0mm
stereo
phone
jack
FOOT
SW
x1 6.3
0mm
phone
jack
REMOTE
&
THRU
8-pin
DIN
(for
connection
to
other
DR4s)
Extension Slots x4 SCSI-B
(INn"HRU),
SMPTE,
MIDI,
Digital
l/O-B
Supplied Accessories
Power
cable
Owner's Manual
Power
Requirements
U.S.A.
& Canada
120
VAC,
60
Hz
Europe
(not U.K.)
220-230 VAC,
50
Hz
U.K.
&
Australia
240 VAC,
50
Hz
Power Consumption
48
W
(U.S.A.
& Canadian
model)
Operating Temperature
5*C~40*C(40T~105T)
Operating Humidity
30%
-
80%
(no condensation)
Dimensions <W
x
H
x
D)
483
X
1
32,6
X
410
(425 overall)
mm
(19
x
5.2 x 16.1 inch)
EIA 3U
Weight
9.5 kg
(21
lb)
Options
DI-,4
Flemote
Controller
HD540 540MB
hard disk
IB-110D
Digital
l/O-B
(digital
I/O
for
channels 3
&
4)
IB-1 11
S SCSI-B
interface
18-11
2TSMPTE/EBU
Reader/Generator
IB-113M MIDI
interface
AL-X50 DR4vr
remote connection cable
0
dSu
referenced
to
0.775
Vrms OdBV
referenced
to
IVrms
Specifications subject
to
change
without
prior notice.
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