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XMV4280/XMV4140 Owner’s Manual
201
Specifications
XMV4280 XMV4140
Output Power 100V, 120V, 230–240V 50Hz/60Hz
1kHz, THD+N=1%
(20 ms Burst)
4 Ω 280W 140W
8 Ω 280W 140W
4 Ω / DOUBLE POWER MODE 560W 280W
8 Ω / DOUBLE POWER MODE 560W 280W
High Impedance 100V
(RL=40Ω/XMV4280,
RL=80Ω/XMV4140)
250W 125W
70V
(RL=20Ω/XMV4280,
RL=40Ω/XMV4140)
250W 125W
Amplifier type (Output Circuitry) Class D
THD+N 1kHz, half power, 4Ω
All channel output
0.2%
1kHz, half power, 100V, 70V
All channel output
0.2%
Frequency Response 1W, 280W/8Ω, 20Hz–20kHz
(XMV4280)
0dB, ±1.0dB1W, 140W/8Ω, 20Hz–20kHz
(XMV4140)
1W, 100V/70V, 20Hz–20kHz
Crosstalk 1kHz, half power, 8Ω
Att. max, input 150Ω shunt
-60dB
Residual Noise A-weighted
280W, 8Ω
-65dBu
S/N Ratio A-weighted
280W or 140W mode
100dB
Input Sensitivity +4 dBu (1.23V)
Voltage Gain 100V 38.2dB 38.2dB
70V 35.2dB 35.2dB
280W (140W)/8Ω 31.7dB 28.7dB
560W (280W)/8Ω 34.7dB 31.7dB
Load Protection Power switch on/off Mute the output
DC-fault Power Supply shutdown
Amplifier Protection Thermal Mute the output (Heatsink temp 90°C) (return automatically.)
Overcurrent Mute the output (return automatically.)
Low load impedance Mute the output (return automatically.)
Power Supply Protec-
tion
Thermal Power supply shutdown (heatsink temp 100°C)
Integrated power Gain reduction (return automatically.)
Limiter Circuit Clip limiting Cilp Limiter
Cooling 3 Speed fan x 2, front-to-back airflow
Maximum Input Level +24dBu
Input Impedance 20kΩ (balanced)
10kΩ (unbalanced)
Sampling Frequency 48kHz
A/D, D/A Converters AD: 24-bit linear, 128 times over sampling
DA: 24-bit linear, 128 times over sampling
Signal Processing 32 bit digital signal processing
Latency Analog input [SPEAKERS] output 1.85msec
[YDIF] input [SPEAKERS] output
(fs=48kHz)
1.08msec
[YDIF] input [SPEAKERS] output
(fs=44.1kHz)
1. 1 7 ms ec