Caractéristiques d'entrée/de sortie
Caractéristiques
d'entrée/de sortie
DME24N ANALOG INPUT CHARACTERISTICS
Terminals
Gain
Impedance
CH INPUT
-60dB
3kΩ
1 – 8
10dB
• 0dBu = 0.775 Vrms
• All AD converters (CH1-8) are 24-bit linear, 128 times oversampling.
• +48V DC (phantom power) is supplied to CH INPUT (1-8) connectors via each individual
controlled switch.
DME64N ANALOG OUTPUT CHARACTERISTICS
Actual
Output
Source
Terminals
Impedance
PHONES
15Ω
• 0dBu = 0.775 Vrms
• Stereo Phone Jack = unbalanced (Tip = LEFT, Ring = RIGHT, Sleeve = GND)
DME24N ANALOG OUTPUT CHARACTERISTICS
Actual
Output
Source
Terminals
Impedance
OUTPUT
150Ω
1 – 8
PHONES
15Ω
• 0dBu = 0.775 Vrms
• All AD converters (CH1-8) are 24-bit linear, 128 times oversampling.
• Stereo Phone Jack = unbalanced (Tip = LEFT, Ring = RIGHT, Sleeve = GND)
DME24N ANALOG CHARACTERISTICS
(Output impedance of signal generator: 150Ω)
Frequency Response 20Hz – 20kHz, reference to the nominal output level
@1kHz
Input
Output
CH INPUT
CH
600Ω GAIN = -60dB
1 – 8
OUTPUT
1 – 8
Internal
PHONES
8Ω
OSC
Frequency Response fs = 96kHz@20Hz – 40kHz, reference to the nominal
output level @1kHz
Input
Output
CH INPUT
CH
600Ω GAIN = -60dB
1 – 8
OUTPUT
1 – 8
Internal
PHONES
8Ω
OSC
Gain Error @1kHz
Input
Output
CH INPUT
CH
600Ω GAIN = -60dB
1 – 8
OUTPUT
1 – 8
Internal
PHONES
8Ω
OSC
Total Harmonic Distortion fs = 48kHz
Input
Output
CH INPUT
CH
600Ω GAIN = -60dB
1 – 8
OUTPUT
1 – 8
Internal
PHONES
8Ω
OSC
60
Mode d'emploi du DME64N/24N
Input Level
Actual
For Use
Load
With
Max.
Nominal
Nominal
before clip
50 – 600Ω
-60dBu
-40dBu
Mics &
(0.775mV)
(7.75mV)
600Ω
10dBu
30dBu
Lines
(2.451V)
(24.511V)
Output Level
For Use With
Max. before
Nominal
Nominal
clip
8Ω
75mW
150mW
40Ω
65mW
150mW
Output Level
For Use With
Max. before
Nominal
Nominal
clip
600Ω Lines
+4dBu
+24dBu
(1.23V)
(12.28)
8Ω
75mW
150mW
40Ω
65mW
150mW
RL
Conditions
Min.
Typ.
-1.5
0.0
-3.0
0.0
RL
Conditions
Min.
Typ.
-1.5
0.0
-3.0
0.0
RL
Conditions
Min.
Typ.
2.0
4.0
GAIN = +10dB
2.0
4.0
-30dBFS @1kHz,
-2.0
0.0
phones level control:
max.
RL
Conditions
Min.
Typ.
@20Hz – 20kHz
@+14dBu
GAIN = +10dB
@20Hz – 20kHz
@+14dBu
-30dBFS @1kHz,
phones level control:
max.
Total Harmonic Distortion fs=96kHz
Input
Output
CH INPUT
CH
1 – 8
OUTPUT
1 – 8
Internal
PHONES
Connector
OSC
Euroblock
Hum & Noise EIN = Equivalent Input Noise
Input
Output
CH INPUT
CH
1 – 8
OUTPUT
1 – 8
Connector
Internal
PHONES
Stereo
OSC
Phone Jack
• Hum & Noise are measured with a 6dB/octave filter @12.7kHz; equivalent to a 20kHz filter
with infinite dB/octave attenuation.
Dynamic Range
Input
Output
CH INPUT
CH
1 – 8
OUTPUT
1 – 8
Connector
• Dynamic range are measured with a 6dB/octave filter @12.7kHz; equivalent to a 20kHz filter
with infinite dB/octave attenuation.
Euroblock
Crosstalk@1kHz
Stereo
Phone Jack
From/To
To/From
CH N
CH (N-1) or
(N+1)
Maximum Voltage Gain@1kHz
Input
Output
CH INPUT
CH
1 – 8
OUTPUT
1 – 8
Phantom Voltage
Max.
Units
Output
0.5
dB
CH INPUT
1 – 8
0.5
dB
PEAK/SIGNAL Indicator Level
Input
Output
CH INPUT
CH
1 – 8
OUTPUT
1 – 8
Max.
Units
0.5
dB
0.5
dB
Max.
Units
6.0
dBu
6.0
dBu
2.0
dBu
Max.
Units
0.1
%
0.05
%
0.1
%
RL
Conditions
Min.
Typ.
600Ω GAIN = -60dB
@20Hz – 20kHz
@+14dBu
GAIN = +10dB
@20Hz – 20kHz
@+14dBu
8Ω
-30dBFS @1kHz,
phones level control:
max.
RL
Conditions
Min.
Typ.
600Ω GAIN = -60dB
-128
Master fader at
EIN
nominal level and
one Ch fader at
-64
nominal level.
(Mixer mode)
600Ω GAIN = +10dB
-82
Master fader at
nominal level and
one Ch fader at
nominal level.
(Mixer mode)
8Ω
Residual output
noise, phones level
control: min.
RL
Conditions
Min.
Typ.
600Ω GAIN = +10dB
106
Conditions
Min.
Typ.
CH1 – 8, adjacent
inputs
RL
Conditions
Min.
Typ.
600Ω GAIN = -60dB
64
Conditions
Min.
Typ.
hot, cold: No load
46
48
Conditions
Min.
Typ.
GAIN = +10dB PEAK
19
21
red LED: ON
GAIN = +10dB SIGNAL
-18
-16
green LED: ON
Max.
Units
0.1
%
0.05
%
0.1
%
Max.
Units
dBu
dBu
dBu
-86
dBu
Max.
Units
dB
Max.
Units
-80
dB
Max.
Units
dB
Max.
Units
50
V
Max.
Units
23
dBu
-14
dBu