Yamaha IMX644 Owner's Manual - Page 22

Electrical Characteristics, EIN EIN=Equivalent Input Noise

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Appendix Electrical Characteristics Output impedance of signal generator : 150 ohms Frequency Response 20Hz-20kHz, reference to the nominal output level @1kHz Input MONO INPUT [1-6] STEREO INPUT [1L/R-4L/R] STEREO INPUT [1L/R-4L/R] OPTICAL IN OPTICAL IN Output OUTPUT [1-4] OUTPUT [1-4] REC OUT [L, R] OUTPUT [1-4] REC OUT [L, R] RL 10KΩ 10KΩ 10KΩ 10KΩ 10KΩ Conditions - - - - - Total Harmonic Distortion @1kHz Input MONO INPUT [1-6] MONO INPUT [1-6] STEREO INPUT [1L/R-4L/R] STEREO INPUT [1L/R-4L/R] Output OUTPUT [1-4] OUTPUT [1-4] OUTPUT [1-4] REC OUT [L, R] RL 10KΩ 10KΩ 10KΩ 10KΩ Conditions +4dBu@1kHz, GAIN: MAX, PAD: OFF +4dBu@1kHz, GAIN: MIN, PAD: ON +4dBu@1kHz -4dBV@1kHz * Total Harmonic Distortion are measured with a 22kHz low pass filter EIN (EIN=Equivalent Input Noise) Input Output MONO INPUT [1-6] OUTPUT [1-4] * EIN are measured with a IHF-A filter RL 10KΩ Conditions Rs=150Ω, GAIN:MAX, PAD: OFF OUTPUT level control at nominal level and one INPUT level control at nominal level. Hum & Noise Input - - Output OUTPUT [1-4] REC OUT [L, R] * Hum & Noise are measured with a DIN AUDIO filter RL 10KΩ 10KΩ Conditions all level control at minimum level all level control at minimum level Crosstalk @1kHz CH N CH N from/to to/from CH (N-1) or (N+1) CH (N-1) or (N+1) Conditions all adjacent inputs all adjacent outputs Maximum voltage gain @1kHz Input MONO INPUT [1-6] MONO INPUT [1-6] Output OUTPUT [1-4] REC OUT [L, R] RL 10KΩ 10KΩ Conditions Rs=150Ω, GAIN: MAX, PAD: OFF Rs=150Ω, GAIN: MAX, PAD: OFF Phantom Voltage Output MONO INPUT [1-6] Conditions hot & cold: No load Min. Typ. Max. Unit 46 48 50 V Min. Typ. Max. Unit -1.5 0.0 0.5 dB -1 0.0 0.5 dB -1 0.0 0.5 dB -1 0.0 0.5 dB -1 0.0 0.5 dB Min. Typ. Max. Unit - - 0.1 % - - 0.08 % - - 0.1 % - - 0.1 % Min. Typ. Max. Unit - - -120 dBu Min. Typ. Max. Unit - - -82 dBu - - -90 dBV Min. Typ. Max. Unit - - -70 dB - - -70 dB Min. Typ. Max. Unit - 58 - dB - 52.2 - dB Indicator turn on level Input MONO INPUT [1-6] STEREO INPUT [1L/R-4L/R] - Output - OUTPUT [3, 4] Conditions PEAK red LED: ON SIGNAL green LED: ON PEAK red LED: ON SIGNAL green LED: ON Min. -4 -42 -4 -48 Typ. -2 -38 -2 -44 Max. 0 -34 0 -40 Unit dBFs dBFs dBFs dBFs Level Meter turn on level Input Output - OUTPUT [1,2] PEAK -8 -14 -20 -32 -44 Conditions red LED: ON orange LED: ON orange LED: ON green LED: ON green LED: ON green LED: ON Min. -4 -10 -16 -22 -34 -48 Typ. -2 -8 -14 -20 -32 -44 Max. 0 -6 -12 -18 -30 -40 Unit dBFs dBFs dBFs dBFs dBFs dBFs 22 IMX644 Owner's Manual

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Appendix
22
IMX644
Owner’s Manual
Output impedance of signal generator : 150 ohms
Frequency Response
20Hz-20kHz, reference to the nominal output level @1kHz
Total Harmonic Distortion
@1kHz
*
Total Harmonic Distortion are measured with a 22kHz low pass filter
EIN (EIN=Equivalent Input Noise)
* EIN are measured with a IHF-A filter
Hum & Noise
* Hum & Noise are measured with a DIN AUDIO filter
Crosstalk
@1kHz
Maximum voltage gain
@1kHz
Phantom Voltage
Indicator turn on level
Level Meter turn on level
Electrical Characteristics
Input
Output
RL
Conditions
Min.
Typ.
Max.
Unit
MONO INPUT [1-6]
OUTPUT [1-4]
10K
Ω
–
-1.5
0.0
0.5
dB
STEREO INPUT [1L/R-4L/R]
OUTPUT [1-4]
10K
Ω
–
-1
0.0
0.5
dB
STEREO INPUT [1L/R-4L/R]
REC OUT [L, R]
10K
Ω
–
-1
0.0
0.5
dB
OPTICAL IN
OUTPUT [1-4]
10K
Ω
–
-1
0.0
0.5
dB
OPTICAL IN
REC OUT [L, R]
10K
Ω
–
-1
0.0
0.5
dB
Input
Output
RL
Conditions
Min.
Typ.
Max.
Unit
MONO INPUT [1-6]
OUTPUT [1-4]
10K
Ω
+4dBu@1kHz, GAIN: MAX, PAD: OFF
–
–
0.1
%
MONO INPUT [1-6]
OUTPUT [1-4]
10K
Ω
+4dBu@1kHz, GAIN: MIN, PAD: ON
–
–
0.08
%
STEREO INPUT [1L/R-4L/R]
OUTPUT [1-4]
10K
Ω
+4dBu@1kHz
–
–
0.1
%
STEREO INPUT [1L/R-4L/R]
REC OUT [L, R]
10K
Ω
-4dBV@1kHz
–
–
0.1
%
Input
Output
RL
Conditions
Min.
Typ.
Max.
Unit
MONO INPUT [1-6]
OUTPUT [1-4]
10K
Ω
Rs=150
Ω
, GAIN:MAX, PAD: OFF
OUTPUT level control at nominal level and one
INPUT level control at nominal level.
–
–
-120
dBu
Input
Output
RL
Conditions
Min.
Typ.
Max.
Unit
–
OUTPUT [1-4]
10K
Ω
all level control at minimum level
–
–
-82
dBu
–
REC OUT [L, R]
10K
Ω
all level control at minimum level
–
–
-90
dBV
from/to
to/from
Conditions
Min.
Typ.
Max.
Unit
CH N
CH (N-1) or (N+1)
all adjacent inputs
–
–
-70
dB
CH N
CH (N-1) or (N+1)
all adjacent outputs
–
–
-70
dB
Input
Output
RL
Conditions
Min.
Typ.
Max.
Unit
MONO INPUT [1-6]
OUTPUT [1-4]
10K
Ω
Rs=150
Ω
, GAIN: MAX, PAD: OFF
–
58
–
dB
MONO INPUT [1-6]
REC OUT [L, R]
10K
Ω
Rs=150
Ω
, GAIN: MAX, PAD: OFF
–
52.2
–
dB
Output
Conditions
Min.
Typ.
Max.
Unit
MONO INPUT [1-6]
hot & cold: No load
46
48
50
V
Input
Output
Conditions
Min.
Typ.
Max.
Unit
MONO INPUT [1-6]
STEREO INPUT [1L/R-4L/R]
–
PEAK
red LED:
ON
-4
-2
0
dBFs
SIGNAL
green LED:
ON
-42
-38
-34
dBFs
–
OUTPUT [3, 4]
PEAK
red LED:
ON
-4
-2
0
dBFs
SIGNAL
green LED:
ON
-48
-44
-40
dBFs
Input
Output
Conditions
Min.
Typ.
Max.
Unit
–
OUTPUT [1,2]
PEAK
red LED:
ON
-4
-2
0
dBFs
-8
orange LED:
ON
-10
-8
-6
dBFs
-14
orange LED:
ON
-16
-14
-12
dBFs
-20
green LED:
ON
-22
-20
-18
dBFs
-32
green LED:
ON
-34
-32
-30
dBFs
-44
green LED:
ON
-48
-44
-40
dBFs