TOA MA-725F เครื่องขยายเสียง 250Wx4@ ชาแนล 1350 วัตต์ คลาส D TOA MA-725F Matrix Amplifier จากแบรนด์ TOA
TOA MA-725F
Matrix Amplifier
TOA’s MA-725F matrix amplifier is a all-in-one solution for multi-channel or multi-zone applications combining a 6×4 audio matrix, DSP and 4ch Class-D amplifier into one chassis. It is equipped with 4 independent line inputs, 2 MIC/LINE priority inputs. Each output has independent DSP preset adjustment with input source matrix selection. It features high power (250Wx4@ 70V/100V) and various inputs capabilities. Its wide range of applications include general or emergency announcement and background music for restaurants, pubs, retail stores, schools, offices, etc.
สเปค
Power Source |
100 – 240 V AC, 50/60 Hz |
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Power Consumption |
1350 W (rated output), 200W (based on cULus standards), 42.5 W (idle), 22W or less (Stand-by) |
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Frequency Response |
20 Hz – 20 kHz (-3 dB/ +1dB, LPF OFF) |
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Total Harmonic Distortion |
0.5 % or less, at 1kHz, rated output |
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Certification |
cULus 60065, EN60065, EN55032, EN55020, FCC part15 class A |
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Input |
Priority 1, 2: |
Mic -60 dB/Line -10 dBV selectable, 2.2 kΩ, electronically-balanced, removable terminal block |
LINE IN 1, 2, 3, 4: |
-10 dB*, 10 kΩ, unbalanced, 2 RCA jacks (Stereo summing) |
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Output |
SPEAKER 1, 2, 3, 4: |
70 V (20 Ω), 100 V (40 Ω), removable terminal block |
LINE OUT 1, 2, 3, 4: |
0 dB*, 600 Ω, unbalanced, RCA jack |
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MOH: |
0 dB*, 600 Ω, transformer balanced, removable terminal block |
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DSP Present |
16 presets in 4 banks at each output channel, selectable |
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S/N Ratio |
Mic: 60 dB* or more, Line: 75 dB* or more (A-weighted) |
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Muting |
Manual mute / Automatic mute |
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Mute Hold Time |
50 ms – 10 seconds, adjustable |
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Priority Level |
PRIORITY 1 > PRIORITY 2 > LINE 1-4 |
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Control |
POWER: |
ON/OFF switch, Power remote terminal |
PRIORITY 1, 2: |
MIC/LINE selector switch, Gain control, Assign switch, Auto mute switch, Mute sense control, Manual mute terminal, Mute hold time control, Priority mix switch |
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LINE IN 1, 2, 3, 4: |
Gain control, Assign restriction switch |
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OUTPUT 1, 2, 3, 4: |
LINE IN 1-4 selector switch, Output gain control, 70V/100V selector switch, HPF switch, DSP bank selector switch, DSP preset selector switch |
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REMOTE 1, 2, 3, 4: |
Remote control connector (RJ-45), Remote link switch |
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Indicator |
POWER: |
1 Power LED |
PRIORITY 1, 2: |
1 Signal LED, 1 Peak LED |
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LINE IN 1, 2, 3, 4: |
1 Signal LED, 1 Peak LED |
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OUTPUT 1, 2, 3, 4: |
2 Activated PPRIORITY LED, 1 Connected REMOTE LED, 4 Selected LINE LED, 1 Signal LED, 1 Peak LED, 1 Protect LED |
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Operating Temperature |
0 ℃ to +40 ℃ (32 ゜F to 104 ゜F) |
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Operating Humidity |
35 % to 80 % RH (no condensation) |
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Finish |
Panel: Aluminum, hair-line, blackCase: Steel plate, black, paint |
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Dimensions |
420 (W) × 107.6 (H) × 350 (D) mm (16.54″ × 4.24″ × 13.78″) |
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Weight |
7.6 kg (16.7 lb) |
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Accessories |
Power cord (2 m) x1, Removable terminal plug (5 pins x 2, 3 pins x 1, 2 pins x 4); Rack mounting bracket x 2, Bracket mounting screws x 4, User manual x 1 |
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Option |
Remote Control Panel : WP-700 |
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