Yamaha XS250, Руководство по обслуживанию

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3
XS250/350
•General Specifications XS250,XS350
Power Output Level (Rated Power) 8 ohm/STEREO
20 Hz~20 kHz 4 ohm/STEREO
THD+N= 0.1% 8 ohm/BRIDGE
1 kHz 8 ohm/STEREO
THD+N= 0.1% 4 ohm/STEREO
8 ohm/BRIDGE
1 kHz, 20 ms, no cilp 2 ohm/STEREO
Power Bandwidth Half Power
Total Harmonic Distortion (THD+N) 4–8 ohm/STEREO
20 Hz-20 kHz, Half Power 8 ohm/BRIDGE
Frequency Responce 8 ohm, Po= 1 W
Intermodulation Distortion (IMD) 4–8 ohm/STEREO
60 Hz: 7 kHz, 4:1, Half Power 8 ohm/BRIDGE
Channel Separation Half Power, R
L
= 8 ohm,
Vol. max., input 600 ohm shunt
Residual Noise Vol. min. 12.7 kHz LPF
IHF-A network
SN Ratio
Damping Factor 8 ohm, f= 1 kHz
Slew Rate STEREO
8 ohm full swing BRIDGE
Sensitivity (Vol.max.) Rated Power into 8 ohm
Voltage Ggin (Vol.max.)
Input Impedance
Controls Front Panel
Rear Panel
Connectors Input
Output
Indicators POWER
PROTECTION
CLIP
SLGNAL
Protection Circuits
PC limiter
Fan Speed
Power Requirements US & Canada
Europe
Other
Power Consumption
Idling
1/8 output power, 4 ohm
Maximum output, 4 ohm
Dimentions (W x H x D)
Weight
170 W + 170 W
250 W + 250 W
500 W
185 W + 185 W
280 W + 280 W
560 W
400 W + 400 W
10 Hz–40 kHz (THD+N= 0.1%)
230 W + 230 W
350 W + 350 W
700 W
250 W + 250 W
400 W + 400 W
800 W
600 W + 600 W
POWER switch (ON/OFF)
Volume (31 position) x 2
Mode switch (STEREO/BRIDGE/PARALLEL)
Filter switch (OFF/SUBWOOFER/LOW CUT) x 2 (-12 dB/oct.)
Freq. control (25 Hz–125 Hz) x 2
Barrier strip terminal
XLR-3-31 type/ch
Barrier strip terminal
5-way binding posts
Green
x 2 (Red)
x 2 (Red)
x
2 (Green)
POWER switch ON muting, DC detection,
Temp. detection (heatsink temp >/– 90˚C)
R
L
</ 1 ohm
Low/–50˚C, variable/50–70˚C, High/70˚C
120 V, 60 Hz
240 V, 50/60 Hz
240 V, 50/60 Hz
450 W/600 VA 600 W/800 VA
45 W 45 W
400 W 550 W
1000 W 1400 W
480 x 132 x 319 mm
18 kg 20 kg
0.05%
0.05%
+0.5, -1 dB 10 Hz–50 kHz
>/–65 dB, 20 Hz–20 kHz
</– -70 dB
>/– -75 dB
100 dB
>/–100
+/–30 V/
µ
S
+/–40 V/
µ
S
+1.7 dB +3.1 dB
32.1 dB 32.1 dB
30 k ohm/Balanced, 15 k ohm/Unbalanced
0 dB=0.775 Vrms, Half Power=1/2 Power Output Level (Rated Power)
SPECIFICATIONS
XS250 XS350