ʳ ʳ ʳ ʳ ʳ ʳ ʳ ʳ ʽʽʳˣ˥ˢ˗˨˖˧ʳ˦ˣ˘˖˜˙˜˖˔˧˜ˢˡʳʽʽʳ ʳ ʳ ʳ ʳ ʳ ʳ ʳ
ʳ
ʳ ʳ ʳ ʳ ʳ ʳ ˠ˴˹˴˶˸
ˍˍʳ ʳ ˗˔˧ʳ ʳ ʳ ʳʳʳʳʳʳʳʳʳʳʳʳʳˠ˷˸˿ˍ
ʳ ʳ ˧ˣˀˈ˃˄˚ʳ ʳ ʳ ʳ ʳ ʳ ʳ ʳ ʳ ʳ ʳ ʳ ʳ ʳ ʳ ʳ ʳ ʳ ʳ ʳ ʳ ʳ ˗˸˶˼˼ˍ
ʳ ʳ ˔ˠ˂˙ˠʳ˦˧˘˥˘ˢʳ˥˔˗˜ˢʳʹʳ˖˗ʳ˂ˠˣˆʳˣ˟˔ˬ˘˥ʳ ʳ
ʳ ʳ ʳ ʳ ʳ ʳ ˖˸’ʳˡ˴˸ˍʳʳʳʳʳʳʳ
ʳ ˧˸ʳ˖˷˼˼ˍ
ʳ ʳ ʳ ˄ˁʳ˦˿ʳ ʳ ˩˿˴˺˸ˍʳ˅
ˆ˃ʳ˩ʳ˔˖ʳ ʳ ʳ
ˈ˃ʳ˛ʳ˄
˅˩ʳ˗˖ʳ ʳ ʳ ʳ ʳ ʳ ˅ˁʳ˥˸˹˸˸˶˸ʳˢˍ
ʳ ʳ ʳ ˈ˃ʳ˪ʳ ʳ ʳ ʳ ʳ ʳ ˆˁʳ˟˴˷ʳ˜˸˷˴˶˸ʳ
ˍʳ ʳ ˋʳˢ˻ʳ ʳ ʳ ʳ ʳ ʳ ʳ
7
No.
Description Brand Name Model No.
1
Digital Signal Generator KENWOOD SG-5150
2
Distortion Meter MEGURO MAK-6571C
3
Millivolt Meter LODESTAR MV-3201B
4
Low-Frequency Generator KENWOOD AG-203A
5
Oscilloscope GW GOS-653G
6
Wow-and-Flutter KIKUSUI 677D
BAND: CD PLAYER
NO
.
ITEMS Measurement Conditions UNIT NOMINAL LIMIT
Interruption: mm 0.8 0.6
Black Dots: mm 0.8 0.6
1 TCD-725
Fingerprints:
Volume Control to MAX.
um ȥ75 ȥ65
2 SRC-444A / /
TCD-712
Eccentric
The 1st Song and OK OK
3
TCD-731
Verticac
Deviation
The Last Song
Volume Control to MAX.
Total Access Time of Toc SEC. 3-4 5
Intervals Between Songs SEC. 1-2 2
Search Time From The Last
Track to The 1st Track
SEC. 6-7 10
MAX. Distortion 1KHz 0dB Volume Control MAX. EQ ON % 20 30
MAX. O/P 1KHz 0dB Volume Control to MAX. mW 2000 1500
10% THD O/P 1KHz 0dB Adjust Volume Up Down to 10% THD O/P mW 1500 1200
Nominal Distortion 1KHz 0dB Volume Control to Ref. Out Up % 2 3
Bass Boost ON 100Hz Volume Control to Ref. Out Up dB 10 6
S/N Ratio 1KHz L:
R:
Ref. TCD-784 Track 7
dB
dB
50
50
45
20 Hz dB -10 -16
100 Hz dB ±3 ±5
1 KHz dB 0 0
10 KHz dB ±3 ±5
Frequency Response
20 KHz
TCD-784 Ref. 1KHz=0dB
Track 2 ǃ3ǃ4ǃ 5 ǃ6
dB -5 -10
Channel Balance dB 0 3
1 KHz 50
dB
50
40
10 KHz L:40 35
4 TCD-784
Channel Separation(Bass Boost Off)
TCD-784 Track 8 ǃ9ǃ10ǃ 11
dB
R:40 35
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