Class TD power amplifier
Bộ khuếch đại công suất Class TD 2*3000 W 2*2000 W - 2*3000W công suất cao, dễ dàng lái subwoofer 21 inch, sử dụng bộ biến áp cao tần nanometer, đảm bảo tốc độ chuyển đổi của toàn bộ máy!
- QA2800W
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18.000.000₫
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Số lượng:
Quý khách vui lòng để lại thông tin để được tư vấn cụ thể hơn nhé!
Power amplifier composition nanocrystal switching power supply + TD (digital-analog) amplifier + Hi-Fi preamplifier
Excellent sound quality: dynamic class-a amplification, rich and powerfull bass, fast speed, good control, fine and sweet alto and treble
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Model |
QA2000C |
QA2400C |
QA2800W |
QA2800W |
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Number of input/output channels |
2 |
2 |
2 |
2 |
|
Output power (RMS) 8 Ω Single Channel |
2000W |
2400W |
2800W |
30000W |
|
Output Power (RMS) 4 Ω/2 Ω |
3200W |
3800W |
4600W |
5200W |
|
Output voltage < 5% |
130V |
140V |
150V |
155V |
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AGC protection automatic constant power output |
Yes |
Yes |
Yes |
Yes |
|
Auto spuelch: cuts off input noise when silent |
Yes |
Yes |
Yes |
Yes |
|
Intelligent protection automatic recovery of normal operation |
Yes |
Yes |
Yes |
Yes |
|
Intelligent fan automatic real-time temperature control impedace |
Yes |
Yes |
Yes |
Yes |
|
Signal paralled connection: A/B/C C/D |
Yes |
Yes |
yes |
yes |
|
Input impedance |
20KΩ (balanced/single) 10KΩ (unbalanced/two in parallel) |
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Whole machine gain |
0.775v/38dB/35dB/32dB(each channel can be adjusted independently) |
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Channel Separation |
>60dB(8R/1KHZ) |
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Slew rate/damping coefficient |
>20V/us(8Ω 1KHZ) / >300 (8Ω 1KHZ) |
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Signal-to-Noise Ratio/Frequency Response |
>100dB (A-weighted) / <+_0.5dB(8Ω 30W 20HZ-20KHZ |
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THD/IMD |
<0.08% (8Ω 30W) / <0.3%(8Ω 30W) |
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Power supply operating coltage/current |
AC180V-250V/50HZ / 0.4-16A (RMS) |
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Overall efficiency/startup electric wave |
80% (8Ω 1KHZ) / Startup soft start current <8A |
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Intelligent digital protection function |
DC, overload, squeal, low resistance, short circuit, overheat, overcurrent, overvoltage, on/off |
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Front panel interface |
Potertion X2/4 signal lamp x2/4, protection lampx2/4 power lamp x1, small square switch |
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Dimensions (W/H/D) |
483mm X 88mm X 475mm (including handle and rear support) |
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Weight (net) |
16Kg |
16Kg |
16Kg |
|
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Output Power (1% of RMS total harmonic distortion): output power is 80% of nominal power of single channel in case of daul-channel synchronous measurement (use); output power of single channel is 80% of nominal power in case of test with AGC function |
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