| STEREO MODE, Both Channels Driven | |||||
8 ohms 20 Hz-20 kHz 0.1% THD | 260W | |||||
4 ohms 20 Hz-20 kHz 0.1% THD | 425W | |||||
2 ohms 1 kHz 1% THD | 700W | |||||
| DIRECT POWER, STEREO MODE | |||||
70V 20 Hz-20 kHz +0/-0.3 dB 0.5% THD | - | |||||
| XF OUTPUT POWER, STEREO MODE | |||||
70V or 100V 50 Hz-16 kHz 0.5% THD | 500W | |||||
25V 50 Hz-16 kHz 0.5% THD | 300W | |||||
| BRIDGED MONO MODE | |||||
8 ohms 1 kHz 0.1% THD | 900W | |||||
4 ohms 1 kHz 1% THD | 1400W | |||||
| XF OUTPUT POWER, BRIDGED MONO MODE | |||||
140V or 200V 50 Hz-16 kHz 0.5% THD | 1000W | |||||
Signal to Noise (20 Hz-20 kHz) | 100 dB | |||||
Distortion (SMPTE-IM) | Less than 0.01% | |||||
Input Sensitivity @ 8 ohms | 1.07v | |||||
(+2.8 dBu) | ||||||
Voltage Gain @ 8 ohms | 44.7x | |||||
(33 dB) | ||||||
Output Circuitry | Class AB | |||||
THX Approved | THX | |||||
Weight - Net | 49 lbs | |||||
(22.3 kg) | ||||||
Weight - Shipping | 55 lbs | |||||
(25 kg) | ||||||
| ALL MODELS | |||||
Distortion (Typical) | Less than 0.03% THD, 4 ohms and 8 ohms | |||||
20 Hz-20 kHz: 10 dB below rated power | ||||||
1.0 kHz and below: full rated power | Less than 0.03% THD, 4 ohms and 8 ohms | |||||
Frequency Response | ISA 280, 450, 750 and 1350: | |||||
10 dB below rated output power | 20 Hz-20 kHz, +0/-1 dB; -3 dB points: 5 Hz and 50 kHz | |||||
Damping Factor (direct outputs) | Greater than 200 at 8 ohms, ISA 1350 greater than 250 | |||||
Output Regulation (isolated outputs) | Less than 1.5 dB | |||||
Input Impedance | 10 k ohms unbalanced, 20 k ohms balanced | |||||
Input Clipping | 10 Vrms (+22 dBu) | |||||
Cooling | Continuously variable speed fan, back-to-front air flow | |||||
Connectors, each channel | Input: Active balanced; 3-pin Euro-style detachable terminal block and XLR (pin 2+) | |||||
Output: Covered barrier strips | ||||||
DataPort V2: HD-15 connector | ||||||
Controls | Front: AC switch | |||||
Rear: Ch. 1 and Ch. 2 gain knobs, 10-position DIP switch | ||||||
Indicators | PWR-ON: Green LED; SIGNAL: Green LED (1 per channel); | |||||
CLIP: Red LED (1 per channel) | ||||||
Dimensions | 19" (48.3 cm) rack mounting, 5.25"(13.3cm) tall (3 rack spaces), | |||||
15.9" (40 cm) deep (from front mounting rails) | ||||||
Amplifier Protection | Full short circuit, open circuit, thermal, ultrasonic, and RF protection; | |||||
Stable into reactive or mismatched loads | ||||||
Power Requirements | 120, 230, VAC, 50-60 Hz |