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Professional two-channel power amplifier Neva Audio NA2900 |
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| Power output per channel, both channels driven |
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1 kHz 1% THD |
20 Hz to 20 kHz 1% THD |
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| 8 Ohms |
900 W |
900 W |
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| 4 Ohms |
1250 W |
1200 W |
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| 2 Ohms |
1450 W |
1300 W |
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| Power output bridge-mono operation |
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1 kHz 1% THD |
20 Hz to 20 kHz 1% THD |
| 8 Ohms |
2500 W |
2400 W |
| 4 Ohms |
2900 W |
2600 W |
| Output circuit type |
Fully complementary, three-level, class G |
| Total harmonic distortion (THD) |
8 Ohms, 1 kHz, -10 dB, 0,03% |
| Frequency response |
20 Hz to 20 kHz, +0 -0,3 dB |
| Damping factor |
> 1000, 400 Hz, 8 Ohms |
| Signal-to-noise ratio (A-weighted) |
> 110 dB |
| Sensitivity (for rated power 4 Ohms) |
1,76 V |
| Voltage gain |
32 dB |
| Input impedance |
11 kOhms unbalanced
22 kOhms balanced |
| Connections |
Input: XLR and 1/4" phone jack
Output: Speakon and 30 A terminals
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| Cooling |
2 continuously variable speed fans, both side-to-rear |
| Amplifier protection |
Full short circuit, RF protection, thermal: both heat sink 90°C, power transformers 130°C, AC "soft start" circuitry eliminates current surge problems such as contact burning and audible "thumps" at switch-on |
| Load protection |
On/off muting, overload protection 14 dB, DC at 4,5 V |
| Current draw, 230 V, 4 Ohms |
Quiescent current 0,4 A
1/8 of full power 4 A
1/3 of full power 8,8 A |
| Dimensions |
19"(483 mm) rack mounting 3,5"(89 mm) tall (2 spaces) 17,9"(455 mm) deep |
| Weight |
25 kg |
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One-channel
