Gain Error; Total Harmonic Distortion; Hum & Noise; Dynamic Range - Yamaha M7CL-32 Service Manual

M7CL-32/M7CL-48

• Gain Error

Input
INPUT 1-32 <M7CL-32>
INPUT 1-48 <M7CL-48>
ST IN 1-4 [L, R]
Internal OSC

• Total Harmonic Distortion

Input
INPUT 1-32 <M7CL-32>
INPUT 1-48 <M7CL-48>
ST IN 1-4 [L, R]
Internal OSC
* Total Harmonic Distortion is measured with a 18 dB/octave filter @ 80kHz
• Hum & Noise
Input
INPUT 1-32 <M7CL-32>
INPUT 1-48 <M7CL-48>
All INPUTs <M7CL-32>
All INPUTs <M7CL-48>
—
—
* Hum & Noise are measured with a 6 dB/octave filter @ 12.7 kHz; equivalent to a 20 kHz filter with infinite dB/octave attenuation.

• Dynamic Range

Input
INPUT 1-32 <M7CL-32>
INPUT 1-48 <M7CL-48>
ST IN 1-4 [L, R]
—
* Dynamic range are measured with a 6 dB/octave filter @ 12.7 kHz; equivalent to a 20 kHz filter with infinite dB/octave attenuation.

• Sampling Frequency

Parameter
External Clock
Internal Clock
8
Fs= 44.1 kHz or 48 kHz @1 kHz
Output RL
Input Level : –62 dBu, GAIN: Max.
600 Ω
OMNI OUT 1-16
Input Level : +10 dBu, GAIN: Min.
Input Level : –62 dBu, GAIN: Max.
600 Ω
OMNI OUT 1-16
Input Level : +10 dBu, GAIN: Min.
600 Ω
OMNI OUT 1-16 Full Scale Output
8 Ω
PHONES –30 dBFs, PHONES Level Control: Max.
Fs= 44.1 kHz or 48 kHz
Output RL
+4 dBu @20 Hz–20 kHz, GAIN: Max.
600 Ω
OMNI OUT 1-16
+4 dBu @20 Hz–20 kHz, GAIN: Min.
+4 dBu @20 Hz–20 kHz, GAIN: Max.
600 Ω
OMNI OUT 1-16
+4 dBu @20 Hz–20 kHz, GAIN: Min.
600 Ω
OMNI OUT 1-16 Full Scale Output @1 kHz
8 Ω
PHONES Full Scale Output @1 kHz, PHONES Level Control: Max.
Fs= 44.1 kHz or 48 kHz, EIN= Equivalent Input Noise
Output RL
Rs= 150 , GAIN: Max.
Master fader at nominal level and
one Ch fader at nominal level.
OMNI OUT 1-16 600Ω
Rs= 150 , GAIN: Min.
Master fader at nominal level and
one Ch fader at nominal level.
Rs= 150 , GAIN: Min.
600 Ω
OMNI OUT 1-16 Master fader at nominal level and all Ch 1-32 in faders at
nominal level.
Rs= 150 , GAIN: Min.
600 Ω
OMNI OUT 1-16 Master fader at nominal level and all Ch 1-48 in faders at
nominal level.
600 Ω
OMNI OUT 1-16 Residual Output Noise, ST Master Off
8 Ω
PHONES Residual Output Noise, PHONES Level Control Min.
Fs= 44.1 kHz or 48 kHz
Output RL
600 Ω
OMNI OUT 1-16 AD + DA, GAIN: Min.
600 Ω
OMNI OUT 1-16 AD + DA, GAIN: Min.
600 Ω
OMNI OUT 1-16 DA Converter
Frequency Range
Word Clock : Int 44.1 kHz
Frequency
Word Clock : Int 48 kHz
Word Clock : Int 44.1 kHz
Accuracy
Word Clock : Int 48 kHz
Word Clock : Int 44.1 kHz
Jitter
Word Clock : Int 48 kHz
Conditions
Conditions
Conditions
Conditions
Conditions
Min. Typ. Max. Unit
2.0 4.0 6.0
2.0 4.0 6.0 dBu
23.5 24.0 24.5
–0.5 0 0.5
Min. Typ. Max. Unit
0.1
0.05
0.1
%
0.05
0.02
0.2
Min. Typ. Max. Unit
–128
EIN
–62
–84 –79
dBu
–62
–64
–86
–86
Min. Typ. Max. Unit
108
dB
108
110
Min. Typ. Max. Unit
39.69 50.88
44.1 kHz
48
50 ppm
5 ns