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Specifications
Output Power
1kHz, THD+N=1%
4 Ω
(20 ms Burst)
8 Ω
4 Ω / DOUBLE POWER MODE
8 Ω / DOUBLE POWER MODE
High Impedance
100V
(RL=40Ω/XMV4280,
RL=80Ω/XMV4140)
70V
(RL=20Ω/XMV4280,
RL=40Ω/XMV4140)
Amplifier type (Output Circuitry)
1kHz, half power, 4Ω
THD+N
All channel output
1kHz, half power, 100V, 70V
All channel output
1W, 280W/8Ω, 20Hz–20kHz
Frequency Response
(XMV4280)
1W, 140W/8Ω, 20Hz–20kHz
(XMV4140)
1W, 100V/70V, 20Hz–20kHz
Crosstalk
1kHz, half power, 8Ω
Att. max, input 150Ω shunt
Residual Noise
A-weighted
280W, 8Ω
S/N Ratio
A-weighted
280W or 140W mode
Input Sensitivity
100V
Voltage Gain
70V
280W (140W)/8Ω
560W (280W)/8Ω
Load Protection
Power switch on/off
DC-fault
Amplifier Protection
Thermal
Overcurrent
Low load impedance
Power Supply Protec-
Thermal
tion
Integrated power
Limiter Circuit
Clip limiting
Cooling
Maximum Input Level
Input Impedance
Sampling Frequency
A/D, D/A Converters
Signal Processing
Analog input [SPEAKERS] output
Latency
[YDIF] input [SPEAKERS] output
(fs=48kHz)
[YDIF] input [SPEAKERS] output
(fs=44.1kHz)
XMV4280
100V, 120V, 230–240V 50Hz/60Hz
280W
280W
560W
560W
250W
250W
Class D
0.2%
0.2%
0dB, ±1.0dB
-60dB
-65dBu
100dB
+4 dBu (1.23V)
38.2dB
35.2dB
31.7dB
34.7dB
Mute the output
Power Supply shutdown
Mute the output (Heatsink temp
Mute the output (return automatically.)
Mute the output (return automatically.)
Power supply shutdown (heatsink temp
Gain reduction (return automatically.)
Cilp Limiter
3 Speed fan x 2, front-to-back airflow
+24dBu
20kΩ (balanced)
10kΩ (unbalanced)
48kHz
AD: 24-bit linear, 128 times over sampling
DA: 24-bit linear, 128 times over sampling
32 bit digital signal processing
1.85msec
1.08msec
1.17msec
XMV4280/XMV4140
XMV4140
140W
140W
280W
280W
125W
125W
38.2dB
35.2dB
28.7dB
31.7dB
90°C) (return automatically.)
100°C)
Owner's Manual
201
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Table des Matières
