8 ohms / 1 kHz (both channels driven) | 300 W |
8 ohms / 1 kHz (single channels driven) | 350 W |
| 4 ohms / 1 kHz (both channels driven) | 425 W |
| 4 ohms / 1 kHz (single channels driven) | 500 W |
Distortion (typical) 20 Hz - 20 kHz, 1 dB below rated power
| 8 ohms: less than 0.05% 4 ohms: less than 0.1% |
| Signal to Noise (20 Hz - 20 kHz) | 100 dB |
| Input Sensitivity | 1.2 Vrms |
| Voltage Gain (8 ohms) | 32.2 dB |
| Output Circuitry | Class B |
| Power Requirements (1/8 power, pink noise at 4 ohms, 120V) | 6.3A |
| Frequency Response | 20 Hz - 20 kHz, +0, -1 dB |
| Dynamic Headroom (4 ohms) | 2 dB |
| Input Impedance (ohms) | Greater than 20k (balanced) |
Maximum Input Level
| +24 dB (16 Vrms) |
| Input Connectors (each channel) | 3-pin XLR and 1/4" TRS, balanced, parallel Phono, unbalanced |
| Output Connectors (each channel) | Speakon®, 1/4", Binding Posts |
| Amplifier and Load Protection | Short circuit, open circuit, thermal, RF protection Load protected against DC faults |
| Front Panel Controls and Indicators | Gain controls, 21 detents Red Clip LEDs, proportional, 0.1% THD threshold Green Signal LEDs, threshold -35 dB Blue Power LED, AC on |
| Rear Panel Controls | Full Range / Crossover switch 100 Hz, 3rd order LP (sub), 2nd order HP (top) |
| Dimensions | Height: 3.5" (89 mm) 2RU Width: 19" (483 mm) Depth: 10.1" (257 mm) |
| Weight | Net: 27 lbs (12.1 kg) Shipping: 31 lbs (14.1 kg) |
| Agency Approvals | UL, CE, RoHS/WEEE Compliant |
AC Power Consumption
| | AC Current and Heating, 120 VAC | | | GX3 | | Operating Condition | AC amps | BTU / hr | | Idle | 0.2 | 44 | | 8 + 8 ohms, 1/8 power 1 | 4.1 | 904 | | 8 + 8 ohms, 1/3 power 2 | 6.1 | 1160 | | 8 + 8 ohms, full power 3 | 9.75 | 1109 | | 4 + 4 ohms, 1/8 power 1 | 6.3 | 1515 | | 4 + 4 ohms, 1/3 power 2 | 9.4 | 2105 | | 4 + 4 ohms, full power 3 | 15.0 | 2297 | 1 1/8 power represents typical operating conditions 2 1/3 power represents peak program levels 3 Full power is breaker limited to short periods For 230 V, multiply AC current by 0.5 For 100 V, multiply AC current by 1.25 |