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Yamaha DME24N Owner's Manual Supplement page 8

Version 1.2
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The following notes supplement the information in the DME64N/DME24N Owner's Manual
DME24N ANALOG INPUT CHARACTERISTICS
Actual
Terminals
Gain
Load
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
For Use With
Source
Terminals
Nominal
Impedance
PHONES
15Ω
8Ω
40Ω
• 0dBu = 0.775 Vrms
• Stereo Phone Jack = unbalanced (Tip = LEFT, Ring = RIGHT, Sleeve = GND)
DME24N ANALOG OUTPUT CHARACTERISTICS
Actual
Output
For Use With
Source
Terminals
Nominal
Impedance
OUTPUT
150Ω
600Ω Lines
1 – 8
PHONES
15Ω
8Ω
40Ω
• 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
RL
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
RL
CH INPUT
CH
600Ω GAIN = -60dB
1 – 8
OUTPUT
1 – 8
Internal
PHONES
8Ω
OSC
Gain Error @1kHz
Input
Output
RL
CH INPUT
CH
600Ω GAIN = -60dB
1 – 8
OUTPUT
GAIN = +10dB
1 – 8
Internal
PHONES
8Ω
-30dBFS @1kHz,
OSC
phones level control:
max.
Total Harmonic Distortion fs = 48kHz
Input
Output
RL
CH INPUT
CH
600Ω GAIN = -60dB
1 – 8
OUTPUT
@20Hz – 20kHz
1 – 8
@+14dBu
GAIN = +10dB
@20Hz – 20kHz
@+14dBu
Internal
PHONES
8Ω
-30dBFS @1kHz,
OSC
phones level control:
max.
Input Level
For Use
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
Max. before
Nominal
clip
75mW
150mW
Stereo
Phone Jack
65mW
150mW
Output Level
Max. before
Nominal
clip
+4dBu
+24dBu
Euroblock
(1.23V)
(12.28)
75mW
150mW
Stereo
Phone Jack
65mW
150mW
Conditions
Min.
Typ.
Max.
-1.5
0.0
0.5
-3.0
0.0
0.5
Conditions
Min.
Typ.
Max.
-1.5
0.0
0.5
-3.0
0.0
0.5
Conditions
Min.
Typ.
Max.
2.0
4.0
6.0
2.0
4.0
6.0
-2.0
0.0
2.0
Conditions
Min.
Typ.
Max.
0.1
0.05
0.1
Total Harmonic Distortion fs=96kHz
Input
Output
Connector
CH INPUT
CH
1 – 8
OUTPUT
1 – 8
Euroblock
Internal
PHONES
OSC
Hum & Noise EIN = Equivalent Input Noise
Input
Output
CH INPUT
CH
1 – 8
OUTPUT
1 – 8
Connector
Internal
PHONES
OSC
• Hum & Noise are measured with a 6dB/octave filter @12.7kHz; equivalent to a 20kHz filter
with infinite dB/octave attenuation.
Connector
Dynamic Range
Input
Output
CH INPUT
CH
1 – 8
OUTPUT
1 – 8
• Dynamic range are measured with a 6dB/octave filter @12.7kHz; equivalent to a 20kHz filter
with infinite dB/octave attenuation.
Crosstalk@1kHz
From/To
To/From
CH N
CH (N-1) or
(N+1)
Maximum Voltage Gain@1kHz
Input
Output
Units
CH INPUT
CH
dB
1 – 8
OUTPUT
1 – 8
dB
Phantom Voltage
Output
CH INPUT
1 – 8
Units
PEAK/SIGNAL Indicator Level
dB
Input
Output
CH INPUT
CH
dB
1 – 8
OUTPUT
1 – 8
Units
dBu
dBu
dBu
Units
%
%
%
U.R.G., Pro Audio & Digital Musical Instrument Division, Yamaha Corporation
RL
Conditions
Min.
600Ω GAIN = -60dB
@20Hz – 20kHz
@+14dBu
GAIN = +10dB
@20Hz – 20kHz
@+14dBu
8Ω
-30dBFS @1kHz,
phones level control:
max.
RL
Conditions
Min.
600Ω GAIN = -60dB
Master fader at
nominal level and
one Ch fader at
nominal level.
(Mixer mode)
600Ω GAIN = +10dB
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.
600Ω GAIN = +10dB
Conditions
Min.
CH1 – 8, adjacent
inputs
RL
Conditions
Min.
600Ω GAIN = -60dB
Conditions
Min.
hot, cold: No load
46
Conditions
Min.
GAIN = +10dB PEAK
19
red LED: ON
GAIN = +10dB SIGNAL
-18
green LED: ON
© 2005 Yamaha Corporation
Typ.
Max.
Units
0.1
%
0.05
%
0.1
%
Typ.
Max.
Units
-128
dBu
EIN
-64
dBu
-82
dBu
-86
dBu
Typ.
Max.
Units
106
dB
Typ.
Max.
Units
-80
dB
Typ.
Max.
Units
64
dB
Typ.
Max.
Units
48
50
V
Typ.
Max.
Units
21
23
dBu
-16
-14
dBu
Printed in Japan

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