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Yamaha HS10W Service Manual page 15

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INSPECTION
1. Test conditions
(1) AC power supply
(2) LOAD
(負荷)
(入力)
(3) INPUT
(4) VR-LEVEL :
PHASE SW :
LOW CUT VR :
HIGH CUT VR :
LOW CUT SW :
1. Specifications
ITEM
(項目)
OUTPUT POWER
(定格出力)
GAIN
(利得)
TE
L 13942296513
T. H. D.
(ひずみ率)
FREQUENCY RESPONSE
(周波数特性)
TONE-CONTROL
CHARACTERISTIC
(トーンコントロール特性)
www
RESIDUAL NOISE
.
(残留雑音)
* 0dBu=0.775V
http://www.xiaoyu163.com
(検査)
(試験条件)
(AC電源)
: AC 100V 50/60Hz (J)
AC 120V 60Hz (U,T)
AC 230V 50Hz (B,H,O)
AC 230V 60Hz (K)
AC 240V 50Hz (A)
:
4Ω (SP), OPEN (LOAD)
:
100Hz/PHONE
MAX.
NORMAL
MAX (120Hz)
MAX (120Hz)
OFF
(検査)
INPUT CONDITIONS
(入力条件)
INPUT: XLR –20dBu
INPUT: PHONE –20dBu
INPUT: PHONE –10dBu
INPUT: PHONE Lch –10dBu
INPUT: PHONE Rch –10dBu
INPUT SIGNAL: 100Hz
INPUT SIGNAL: 20Hz
HIGH CUT VR: MIN
INPUT SIGNAL: 80Hz
HIGH CUT VR: CENTER
INPUT SIGNAL: 100Hz
HIGH CUT: MAX
INPUT SIGNAL: 120Hz
LOW CUT VR: MIN
LOW CUT SW: ON
INPUT SIGNAL: 80Hz
LOW CUT VR: CENTER
LOW CUT SW: ON
INPUT SIGNAL: 100Hz
LOW CUT VR: MAX
LOW CUT SW: ON
x
ao
INPUT SIGNAL: 120Hz
y
LEVEL VR=MIN.
i
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8
OUTPUT CONDITIONS
(出力条件)
SP OUT:
1%THD OUTPUT
SP
Q Q
SP
3
6 7
1 3
EXT SUB
HIGH PASS LCH
HIGH PASS RCH
SP OUT:
50W OUTPUT
50Hz 1W
REF: HIGH CUT VR: MAX
INPUT SIGNAL: 90Hz
REF: LOW CUT SW: OFF
INPUT SIGNAL: 1kHz
u163
DIN AUDIO Filter
.
2 9
9 4
2 8
1 5
0 5
8
2 9
9 4
SP
SP
LINE OUT
(L/R)
m
co
SP
HS10W
9 9
LIMIT
(限界値)
> =
100W
20 ± 2dBu
20 ± 2dBu
2 8
9 9
–10 ± 2dBu
–10 ± 2dBu
–10 ± 2dBu
< 0.5%
–3 ± 2dB
–3 ± 2dB
–3 ± 2dB
< –58dBu
15

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