US SERIES AMPLIFIERS | THE BEAUTY OF POWER |
SPECIFICATIONS
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| Rated Output Power |
| Stereo |
| Both ChannelS Driven @ 1kHz, 1%THD |
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| 8 Ohms |
| 210 watts |
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| 300 watts | 500 watts |
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| 700 watts | ||||||||
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| 4 Ohms |
| 330 watts |
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| 475 watts | 800 watts |
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| 1100 watts | ||||||||
| 2 Ohms |
| 430 watts |
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| 700 watts | 1200 watts |
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| 1600 watts |
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| Rated Output Power |
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| Bridged Mono @ 1kHz, 1%THD |
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| 8 Ohms |
| 650 watts |
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| 950 watts |
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| 1600 watts |
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| 2200 watts |
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| 4 Ohms |
| 850 watts |
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| 1400 watts |
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| 2400 watts |
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| 3200 watts | ||||||
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| Input Sensitivity |
| 1.23 Vrms (+4 dBu) for full power @ 4 Ohms |
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| Input Impedance |
| 30K ohms Balanced/15K ohms Unbalanced |
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| Frequency Response |
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| Signal to Noise Ratio |
| Better than 100dB (20Hz - 20kHz) |
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| Distortion |
| Less than 0.03% |
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| Output Circuitry |
| AB |
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| AB |
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| H |
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| H |
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| Cooling |
| Continuosly variable speed fan, front to rear |
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| Protection |
| Short circuit, thermal, current limit, dc offset, AC current inrush, |
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| RF protection, subsonic, turn on/off muting |
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| Connectors |
| Input: Combo female XLR & 1/4” TRS | jack. Link: Male XLR |
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| Output: Both |
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| Controls |
| Front: Power on/off switch, volume controls for each channel |
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| Rear: Mode switch (stereo / parallel / bridge), HPF on/off, |
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| limiter on/off |
| (US3000/4000) |
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| Indicator |
| Power, parallel, bridge. Each channel: Signal, | ||||||||||||||||
| Power Requirements |
| 115/230V 60/50Hz factory configured |
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AC current consumption |
| Both channels driven at 4 Ohm load, at 115Vac (for 230V divide by 2) |
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Typical level, |
| 4.5A |
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| 6.3A |
| 7A |
| 9.6A |
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1/8 power pink noise |
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Severe level, |
| 7A |
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| 9.6A |
| 14.8A |
| 19.8A |
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1/3 power pink noise |
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| Dimensions (W x H x D) |
| 19” (482mm) x | 3.5” (88mm) x 17.2” (438mm) |
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Net Weight |
| 28lb (13kg) |
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| 35lb (16kg) |
| 43lb (19kg) |
| 49lb (22.3kg) | ||||||||||
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* Specifications are subject to change without notice.
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