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AUDIOGRAM6
INSPECTIONS
1.
Measurement condition
1-1
Environment
Temperature (5˚C – 40˚C)
Humidity (30% – 90%)
1-2
Power supply
Power is supplied from a personal computer. (Powered through USB bus)
2.
Electric characteristics
2-0
0 dBu = 0.775 Vrms
2-1
Preparation
Load resistor of each output terminal is as follows:
PHONES (L, R) : 40 Ω (3 W or more)
Others : 10k Ω
2-2
Unless otherwise specifi ed, the operation elements shall be set as follows,
• CH INPUT (CH1, CH2)
GAIN control
COMP control
CH level control
MIC/INST switch
MONO/STEREO switch
• ST CH INPUT (CH3/4, CH5/6)
GAIN control
CH level control
• MASTER
DAW level control
MASTER level control
• Others
PHANTOM switch
Use 1 kHz sine wave for input signal unless otherwise specifi ed.
2-3
Signal source impedance should be 150 ohms.
2-4
2-5
Power indicator
Check that the POWER LED lights when the personal computer is connected.
14
: Maximum
: Minimum
: Maximum
: OFF (MIC)
: OFF (MONO)
MIC/INST switch
: Maximum
GAIN control
: Maximum
COMP control
MONO/STEREO
switch
: Minimum
: Maximum
CH level control
: OFF
CH1
CH2
CH3/4 CH5/6
PHANTOM switch
DAW level control
MASTER level control
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