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Power Source
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120 V AC, 50/60 Hz
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Amplification System
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Class D
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Power Consumption
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200 W (based on UL/CSA standards)
1200 W (rated output 70 V line, 19.6 Ω × 4)
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Input
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4 circuits, +4 dB* (1.23 V) (input level control in maximum position),
10 kΩ, electronically-balanced, removable terminal block (3 pins)
CH 1 mode ON/OFF switch (ON: CH 1 to All ch, OFF: Each ch)
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Rated Output
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4 channels: 250 W × 4 (70 V line, 19.6 Ω)
2 channels (BRIDGE): 500 W × 2 (140 V line, 39.2 Ω)
M4 screw terminal, distance between barriers: 8.8 mm
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Frequency Response
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20 - 20,000 Hz (±1 dB): HPF OFF/50 - 20,000 Hz (-3 dB, +1 dB): HPF ON
(selectable with the inner jumper)
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Total Harmonic Distortion
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0.1% (1 kHz), 0.3% (20 - 20,000Hz): HPF OFF
0.1% (1 kHz), 0.3% (100 - 20,000 Hz): HPF ON
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Protection Circuit
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Protection against excessive current flow due to overload,
short circuit, unusual DC voltage output,
temperature rise at power amp. heat sink (110℃ or more),
temperature rise inside the unit (80℃ or more)
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S/N Ratio
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100 dB (A-weighted)
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Crosstalk
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70 dB (A-weighted)
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LED Indicator
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Power (blue) × 1, Input (green) × 4, Output (yellow) × 4,
Peak (red) × 4, Protect (red) × 4
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Cooling
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Forced air cooling
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Operating Temperature
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-10℃ to +40℃
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Operating Humidity
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90% RH or less (no condensation)
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Finish
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Panel: Aluminum, black, alumite Case: Plated steel sheet
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Dimensions
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482 (W) × 44 (H) × 401.8 (D) mm
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Weight
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6.6 kg
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Accessory
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Power cord (2 m) …1, Removable terminal plug (3 pins) …4,
Tamper-proof cap …4
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Option
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Matching transformer: MT-251H
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