Yamaha DME24N Owner's Manual Supplement page 8

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