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Studer A727 Mode D'emploi Et Instructions De Service page 177

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7.
TECHNICAL DATA
Audio Data
Number of
c~annels:
2
Frequency response: 20 Hz
..
.
20 kHz ±0.1 dB
Karmonit distortion
:
<0.006X (20 Hz ..
.
20 kHz)
Signal-to-noise ratio:
>100 dS (20 Hz ... 20 kHZ)
Channel separat ion
:
>
90 dB (1
kH~)
Output levels:
OUTPUT FIXEO
2.2 V, Ri <5000, short-circuit-proof
OUTPUT VARIABLE
o
...
2.2
v,
Ri < 500
Q,
short-cir-
cuit-proof
OUTPUT LINE.
+15
dBm,
(at
0 dB, Rl = 10 kO)
Adjustment range
:
3
.
. 15 d8m, Ri <50 0
Headphones output
:
l..S V, Ri < 50 0, short-cirCuil-proof
Channel balance:
Phase linearity:
Unbalanced outputs
Balanced outputs
<0.2
dB
through digital filtering
(oversampling)
<
::t
0.5' (20 Hz
<
:1:
1.0'
(20
HZ
20
kHz)
20
kHz)
Mono compatibility
:
through seperate OIA converters
Scanning system
Samp\lng frequency
:
4k
.
1 kHZ in master mode
Varispeed
±10r.
via
CLOCK TN
(5 vpp
.
10 Vpp)
Quantisation:
RHordin
g
rate:
o
ig Hall ana log
conversion:
Optical pickup:
Wave length
:
Error correction
system
:
Preemphasis
:
- - - - - - -
16 bit linear/channel
4.3218 Moitls
16
bit, quadruple oversampling
AlGaAs
seml~onductor
laser
O. 78
~m
eIRC
(Cro$s
Interleave Reed
Solomon
Code)
50 or lS
~s
(automatic changeover)
An7
Play mechanism / Control
CD rotation speed:
500
200 RPM
Sampl ing speed:
1
.
2
1.4 m/s in master mode
Flutter performance
:
quartz-acturate
~3X.
playIng tIme:
74 minutes
Starting time
from pause:
<0.6 sec
Sear ch time for
random locat I on
:
<3 sec
Indication; multifunctional LC display with
electroluminescence illumination
Provides information on the following conditions:
7/4
TRACK
the
current
status can be read either
on TRACK indication or on the 3D-seg-
ment
bargraph.
INDEX
TIME
PAUSE, AUIOSTOP
General
S~PTE/E8U
SUS:
PARALLEL REMOTE:
Indices are indicated automatically
Any possible time can be
indIcated:
ElAPS~O
DISC TIME
REMAINING DISC TIME
ELAPSED TRACK TIME
REMAINING TRACK TIME
Special
modes are indicated
serial RS422 port
25-pin
remote
control
socket
with
fader
start
Power requirements: 1001120/140/200/220/240 V
~10X,
adjustable, 50/60 Hz.
Power fuse:
100
200
140
v:
500
rnA
2l.0
V:
250
mA
250 V (SLOW)
250 V (SLOW)
Power consumption:
30 Watts
Oimensions
:
We I gh
t :
Subje~t
to
change
(WxHxD) 446 x 109
x
332 mm
without rack mounting brackets
approx. 9.0 kg

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