Yamaha CT-7000 Service Manual page 23

3. SPECIFICATION ASSURANCE CONDITIONS
ITEM
Test Temperature
Test Humidity
AC Input Voltage/Frequency
Vibration Noise
Aging Time
Test System Performance
Radio Frequency Noise
MEASUREMENT CONDITION
u.s.
117V
Europe 110V
130V
220V
240V
At standard condition before test
Audio System
Level Accuracy, Deviation and Precision
400Hz
30-15,000Hz
Test System Distortion
1 00 -3,000Hz
50 -1 O,OOOHz
Test System Separation
400Hz
50-10,000Hz
Pilot Signal Phase
Overall Test System S/N Ratio
Monaural
Stereo
Signal Generator Output Level Accuracy
Modulation Degree Accuracy (75kHz deviation)
Signal Generator Spurious
Residual FM factor at AM
300!1 Antenna terminal Equivalent
VALUE
25 ± 10°C
65 20°C
±
45-65Hz
105-135V
90-115V 45-65Hz
45-65Hz
110-135V
200-240V 45-65Hz
220-260V 45-65Hz
Low enough to be no test influence.
more than 30 minutes.
Within ± 0.3d8
Within ± 0.1dB
Within ·0.02%
Within 0.05%
Within 60d8
Within 50d8
Within ± 0.5°
Within 80d8 at 30-15,000Hz/50�-tS
Within 75d8 at 30 -15,000Hz/50�-tS
Within 0.5d8
±
Within ± 3kHz
Within -100d8at ± 300kHz-±5MHz
Within -70d8 at FM±75kHz /AM 30%
Within -10d B �-t
CT-7000
21