STEREO MODE (Both Channels Driven) |
8 ohms
FTC 20 Hz - 20 kHz, 0.1% THD
EIA 1 kHz, 0.1% THD |
185 W
200 W |
260 W
280 W |
350 W
360 W |
450 W
500 W |
4 ohms
FTC 20 Hz - 20 kHz, 0.1% THD
EIA 1 kHz, 0.1% THD |
280 W
300 W |
400 W
450 W |
550 W
600 W |
650 W
750 W |
2 ohms
EIA 1 kHz, 1% THD |
430 W |
700 W |
900 W |
1200 W |
| BRIDGE MONO MODE |
8 ohms
FTC 20 Hz - 20 kHz, 0.1% THD
EIA 1 kHz, 0.1% THD |
530 W
600 W |
800 W
900 W |
1100 W
1200 W |
1300 W
1500 W |
4 ohms
EIA 1 kHz, 1% THD |
830 W |
1400 W |
1800 W |
2400 W |
| Signal to Noise, 20 Hz-20 kHz |
100 dB |
100 dB |
100 dB |
100 dB |
| Distortion (SMPTE-IM) |
Less than 0.01% |
Less than 0.01% |
Less than 0.02% |
Less than 0.02% |
| Input Sensitivity @ 8 ohms |
1.15V (+3.4 dBu) |
1.15V (+3.4 dBu) |
1.16V (+3.5 dBu) |
1.23V (+4.0 dBu) |
| Voltage Gain |
31.6x (30 dB) |
40x (32 dB) |
46x (33 dB) |
50x (34 dB) |
| Output Circuitry |
AB |
AB |
Class H |
Class H |
Power Requirements
1/8 power pink noise at 4 ohms * |
5A |
6A |
6A |
7A |
ALL MODELS |
Distortion (Typical)
20 Hz - 20 kHz: 10 dB below rated power
1.0 kHz and below: full rated power |
Less than 0.03% THD, 4 and 8 ohms
Less than 0.03% THD, 4 and 8 ohms |
| Frequency Response |
20 Hz-20 kHz, ±1 dB
-3 dB points: 5 Hz - 50 kHz |
| Damping Factor, 1 kHz and below |
Greater than 300 at 8 ohms |
| Input Impedance |
10k ohms unbalanced, 20k ohms balanced |
| Input Clipping |
10 Vrms (+22 dB) |
| Cooling |
Continuously variable-speed fan, rear-to-front air flow |
| Connectors, each channel |
Input: Active balanced; barrier strip, XLR and 1/4" (6.3mm)
TRS tip and XLR (pin 2 positive)
Output: touch-proof binding posts and Neutrik® Speakon® |
| Controls |
Front: AC switch, Ch. 1 and Ch. 2 gain knobs
Rear: 10-position DIP switch |
| Indicators |
Power-On: Green LED
Signal: Yellow LED (1 per channel)
Clip: Red LED (1 per channel) |
| Amplifier Protection |
Stable into reactive or mismatched loads |
| Load Protection |
On/off muting, AC coupling (850, 1450), triac crowbar (1850HD, 2450, on each channel) |
| Power Requirements |
100, 120, 230 VAC, 50-60 Hz |
| Dimensions |
19" (48.3 cm) rack mounting, 3.5" (8.9 cm) tall (2 RU),
15.9" (40 cm) deep (rack mounting to rear support ears) |
| Weight |
35 lbs (15.9 kg) net |
40 lbs (18.2 kg) net |
44.5 lbs (20.2 kg) net |
44.5 lbs (20.2 kg) net |
