Frequency Response (-3 dB) |
Any input to any Mixer output: 15Hz to 70kHz; Any input to Speaker L/R output: 20Hz to 30kHzHz | Any input to any Mixer output: 15Hz to 70kHz; Any input to Speaker L/R output: 20Hz to 30kHzHz | Any input to any Mixer output: 15Hz to 70kHz; Any input to Speaker L/R output: 20Hz to 30kHzHz | Any input to any Mixer output: 15Hz to 70kHz; Any input to Speaker L/R output: 20Hz to 30kHzHz |
Signal-to-Noise Ratio (A-weighted) |
105dB | 105dBdB | 105dBdB | 105dBdB |
Power Requirement |
100V to 240 VAC, 50Hz to 60Hz | 100V to 240VAC, 50Hz to 60Hz | 100V to 240VAC, 50Hz to 60Hz | 100V to 240VAC, 50Hz to 60Hz |
Power Consumption |
450W | 450W | 450W | 450W |
Cooling |
Continuous speed controlled Fans | Continuous speed controlled Fans | Continuous speed controlled Fans | Continuous speed controlled Fans |
Height |
6.37" (161.7mm) | 6.48" (164.5mm) | 6.48" (164.5mm) | 6.1" (155mm) |
Width |
17.28" (438.8mm) | 20.1" (510.5mm) | 26.12" (663.5mm) | 32.22" (818.5mm) |
Depth |
14.27" (362.5mm) | 22.5" (571.5mm) | 22.5" (571.5mm) | 19.63" (498.5mm) |
Weight Net |
20.94lbs (9.5kg) | 30.86lbs (14kg) | 37.48lbs (17kg) | 39.68lbs (18kg) |
Digital Audio Interface |
Channels: 4 In / 4 Out; AD/DA Conversion: 24-bit; Sampling Rate: 44.1 / 48 / 88.2 / 96kHz; PC Interface: USB2.0, Female Type B; Peak Display: 6 dB before Clip | Channels: 4 In / 4 Out; AD/DA Conversion: 24-bit; Sampling Rate: 44.1 / 48 / 88.2 / 96kHz; PC Interface: USB2.0, Female Type B; Peak Display: 6 dB before Clip | Channels: 4 In / 4 Out; AD/DA Conversion: 24-bit; Sampling Rate: 44.1 / 48 / 88.2 / 96kHz; PC Interface: USB2.0, Female Type B; Peak Display: 6 dB before Clip | Channels: 4 In / 4 Out; AD/DA Conversion: 24-bit; Sampling Rate: 44.1 / 48 / 88.2 / 96kHz; PC Interface: USB2.0, Female Type B; Peak Display: 6 dB before Clip |
Displays |
128 x 64 pixels, OLED | 128 x 64 pixels, OLED | 128 x 64 pixels, OLED | 128 x 64 pixels, OLED |
CMRR, MIC input, 1 kHz |
>80dB | >80dB | >80dB | >80dB |
Maximum SPL |
MIC inputs: +11dBu; Mono Line inputs: +31 dBu; Stereo Line inputs: +31dBu; All other inputs: +22dBu; All other outputs: +22dBudB | MIC inputs: +21dBu; Mono Line inputs: +41dBu; Stereo Line inputs: +30dBu; All other inputs: +22dBu; All other outputs: +22dBudB | MIC inputs: +21 dBu; Mono Line inputs: +41dBu; Stereo Line inputs: +30dBu; All other inputs: +22dBu; All other outputs: +22dBudB | MIC inputs: +21dBu; Mono Line inputs: +41dBu; Stereo Line inputs: +30dBu; All other inputs: +22dBu; All other outputs: +22dBudB |
MIDI Interface |
5-pin DIN connector, In / Out | 5-pin DIN connector, In / Out | 5-pin DIN connector, In / Out | 5-pin DIN connector, In / Out |
Maximum Output Voltage |
74 Vrms | 74 Vrms | 74 Vrms | 74 Vrms |
Input Impedances |
MIC: 2㏀; CD In: 10㏀; All other inputs: > 15㏀ | MIC: 2㏀; Insert Return: 3.3㏀; 2Track Return & CD In: 10㏀; All other inputs: > 15㏀ | MIC: 2㏀; Insert Return: 3.3㏀; 2Track Return & CD In: 10㏀; All other inputs: > 15㏀ | MIC: 2㏀; Insert Return: 3.3㏀; 2Track Return & CD In: 10㏀; All other inputs: > 15㏀ |
Channels |
4 | 6 | 12 | 18 |
Auxiliarys (MON, FX, AUX) |
1 Pre, 1 Post, 1 Pre/Post switchable | 2 Pre, 2 Post, 2 Pre/Post switchable | 2 Pre, 2 Post, 2 Pre/Post switchable | 2 Pre, 2 Post, 2 Pre/Post switchable |
Output Stage Topology, amplifier |
Class D | Class D | Class D | Class D |
Protection |
Mixer Outputs, relay controlled: AUX, MON, MASTER A L/R; Amplifier: Audio Limiters, High Temperature, DC, HF, Short Circuit, Peak Current Limiters, Turn-on Delay, Back EMF; Switching Mode Power Supply (μC controlled): Inrush Current Limiters, Mains Over/U | Mixer Outputs (Relay controlled): MON 1, MON 2, MASTER A; Amplifier: Audio Limiters, High Temperature, DC, HF, Short Circuit, Peak Current Limiters, Turn-on Delay, Back EMF; Switching Mode Power Supply (μC controlled): Inrush Current Limiters, Mains Over/ | Mixer Outputs (Relay controlled): MON 1, MON 2, MASTER A; Amplifier: Audio Limiters, High Temperature, DC, HF, Short Circuit, Peak Current Limiters, Turn-on Delay, Back EMF; Switching Mode Power Supply (μC controlled): Inrush Current Limiters, Mains Over/ | Mixer Outputs (Relay controlled): MON 1, MON 2, MASTER A; Amplifier: Audio Limiters, High Temperature, DC, HF, Short Circuit, Peak Current Limiters, Turn-on Delay, Back EMF; Switching Mode Power Supply (μC controlled): Inrush Current Limiters, Mains Over/ |
Output Impedances |
Phones: 47Ω; All other outputs (balanced/unbalanced): 150Ω / 75Ω | Phones: 47Ω; All other outputs: 75Ω (unbalanced), 150Ω (balanced) | Phones: 47Ω; All other outputs: 75Ω (unbalanced), 150Ω (balanced) | Phones: 47Ω; All other outputs: 75Ω (unbalanced), 150Ω (balanced) |
Equivalent Input Noise, MIC input, A-weighted, 150 ohms |
-130dBu | -130dBu | -130dBu | -130dBu |
Max. dual channel output power, dynamic headroom, IHF-A |
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Safety Class |
I | I | I | I |
Total Harmonic Distortion |
MIC input to Master A L/R outputs, +16dBu, typical: < 0.005%; POWER AMP INPUTS to Speaker L/R outputs: < 0.075%% | MIC input to Master A L/R outputs, +16dBu, typical: < 0.005%; POWER AMP INPUTS to Speaker L/R outputs: < 0.075%% | MIC input to Master A L/R outputs, +16dBu, typical: < 0.005%; POWER AMP INPUTS to Speaker L/R outputs: < 0.075%% | MIC input to Master A L/R outputs, +16dBu, typical: < 0.005%; POWER AMP INPUTS to Speaker L/R outputs: < 0.075%% |
Phantom Power |
48VDC | 48VDC | 48VDC | 48VDC |
Noise, Channel inputs to Master A L/R outputs, A-weighted |
Master fader down: -100dBu; Master fader 0dB, Channel fader down: -92dBu; Master fader 0dB, Channel fader 0dB, Channel gain unity: -82dBu | Master Fader down: -97dBu; Master fader 0dB, Channel fader down: -91dBu; Master fader 0dB, Channel fader 0dB, Channel gain unity: -83dBu | Master fader down: -97dBu; Master fader 0dB, Channel fader down: -89dBu; Master fader 0dB, Channel fader 0dB, Channel gain unity: -82dBu | Master fader down: -97dBu; Master fader 0dB, Channel fader down: -87dBu; Master fader 0dB, Channel fader 0dB, Channel gain unity: -81dBu |
Max. output power, Direct Drive mode (bridge configuration), continuous, 1 kHz, THD = 1% |
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Max. Single Channel Output Power, Dynamic-Headroom, IHF-A |
into 2.66Ω: 2 x 1600W; into 4Ω: 2 x 1250W; into 8Ω: 2 x 675W | into 2.66Ω: 2 x 1600W; into 4Ω: 2 x 1250W; into 8Ω: 2 x 675W | into 2.66Ω: 2 x 1600W; into 4Ω: 2 x 1250W; into 8Ω: 2 x 675W | into 2.66Ω: 2 x 1600W; into 4Ω: 2 x 1250W; into 8Ω: 2 x 675W |
Input Connections |
6 | | | |
Shipping Weight |
26.46lbs (12kg) | 37.48lbs (17kg) | 44.09lbs (20kg) | 48.5lbs (22kg) |
Equalization |
LO Shelving: ±15dB / 60Hz; MID Peaking: ±12dB / 2.4kHz; HI Shelving: ±15dB / 12 kHz; Master EQ 9-band (63, 125, 250, 500, 1k, 2k, 4k, 6.3k, 12kHz): ±10dB/Q = 1.5 to 2.5 | LO Shelving: ±15dB / 60Hz; MID Peaking, mono inputs: ±15dB / 100Hz to 8kHz; MID Peaking, stereo inputs: ±12 dB / 2.4 kHz; HI Shelving: ±15 dB / 12 kHz; Master EQ 11-band (63, 125, 250, 400, 630, 1k, 1.6k, 2.5k, 4k, 6.3k, 12kHz): ±10dB/Q = 1.5 to | LO Shelving: ±15dB / 60Hz; MID Peaking, mono inputs: ±15dB / 100Hz to 8kHz; MID Peaking, stereo inputs: ±12 dB / 2.4 kHz; HI Shelving: ±15 dB / 12 kHz; Master EQ 11-band (63, 125, 250, 400, 630, 1k, 1.6k, 2.5k, 4k, 6.3k, 12kHz): ±10dB/Q = 1.5 to | LO Shelving: ±15dB / 60Hz; MID Peaking, mono inputs: ±15dB / 100Hz to 8kHz; MID Peaking, stereo inputs: ±12 dB / 2.4 kHz; HI Shelving: ±15 dB / 12 kHz; Master EQ 11-band (63, 125, 250, 400, 630, 1k, 1.6k, 2.5k, 4k, 6.3k, 12kHz): ±10dB/Q = 1.5 to |
Microphone mute switch attenuation |
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Max. Single Channel Output Power, Continuous, 1 kHz, THD = 1% |
into 2.66Ω: 2 x 1350W; into 4Ω: 2 x 1150W; into 8Ω: 2 x 650W | into 2.66Ω: 2 x 1350W; into 4Ω: 2 x 1150W; into 8Ω: 2 x 650W | into 2.66Ω: 2 x 1350W; into 4Ω: 2 x 1150W; into 8Ω: 2 x 650W | into 2.66Ω: 2 x 1350W; into 4Ω: 2 x 1150W; into 8Ω: 2 x 650W |
Operating Temperature Range |
+5 °C…+40 °C (40 °F…105 °F) | +5 °C…+40 °C (40 °F…105 °F) | +5 °C…+40 °C (40 °F…105 °F) | +5 °C…+40 °C (40 °F…105 °F) |
Filter |
LO-CUT, mono inputs: f = 80Hz, 18dB/oct., switchable; Speaker Processing: LPN, switchable | LO-CUT, mono inputs: f=80Hz, 18dB/oct.; VOICE FILTER, mono inputs: switchable; FEEDBACK FILTER, MON ½: 70Hz to 7kHz, Notch, -9dB; Speaker Processing: LPN, switchable | LO-CUT, mono inputs: f=80Hz, 18dB/oct.; VOICE FILTER, mono inputs: switchable; FEEDBACK FILTER, MON ½: 70Hz to 7kHz, Notch, -9dB; Speaker Processing: LPN, switchable | LO-CUT, mono inputs: f=80Hz, 18dB/oct.; VOICE FILTER, mono inputs: switchable; FEEDBACK FILTER, MON ½: 70Hz to 7kHz, Notch, -9dB; Speaker Processing: LPN, switchable |
Channel VOL and FX/AUX send attenuation |
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Maximum Midband Output Power, 1 kHz, THD = 1%, Dual Channel |
into 2.66Ω: 2 x 1350W; into 4Ω: 2 x 1000W; into 8Ω: 2 x 600W | into 2.66Ω: 2 x 1350W; into 4Ω: 2 x 1000W; into 8Ω: 2 x 600W | into 2.66Ω: 2 x 1350W; into 4Ω: 2 x 1000W; into 8Ω: 2 x 600W | into 2.66Ω: 2 x 1350W; into 4Ω: 2 x 1000W; into 8Ω: 2 x 600W |
Input Sensitivity |
MIC: -74dBu (155μV); LINE (Mono): -54dBu (1.55mV); LINE (Stereo): -34dBu (15.5mV); CD (Stereo): -34dBu (15.5mV); POWER AMP INPUTS: +8dBu (1.95V) | MIC: -74dBu (155μV); LINE (Mono): -54dBu (1.55mV); LINE (Stereo): -34 dBu (15.5mV); CD (Stereo): -34dBu (15.5mV); POWER AMP INPUTS: +8dBu (1.95V) | MIC: -74dBu (155μV); LINE (Mono): -54dBu (1.55mV); LINE (Stereo): -34dBu (15.5mV); CD (Stereo): -34dBu (15.5mV); POWER AMP INPUTS: +8dBu (1.95V) | MIC: -74dBu (155μV); LINE (Mono): -54dBu (1.55mV); LINE (Stereo): -34dBu (15.5mV); CD (Stereo): -34dBu (15.5mV); POWER AMP INPUTS: +8dBu (1.95V) |
Effects |
Type: 2x Stereo 24/48-bit multi effects processors; Effects presets: 100 Factory + 20 User, Tap-Delay; Remote control: Footswitch, MIDI | Type: Dual stereo 24/48-bit multi effects processors; Effects presets: 100 Factory + 20 User, Tap-Delay; Remote control: Footswitch, MIDI | Type: Dual stereo 24/48-bit multi effects processors; Effects presets: 100 Factory + 20 User, Tap-Delay; Remote control: Footswitch, MIDI | Type: Dual stereo 24/48-bit multi effects processors; Effects presets: 100 Factory + 20 User, Tap-Delay; Remote control: Footswitch, MIDI |
Max. level, mixing desk, input VOL down, output VOL up |
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IMD-SMPTE, power amplifier, 60 Hz, 7 kHz |
<0.15% | <0.15% | <0.15% | <0.15% |
Rated output power (*rated load) THD < 0.2%, 20Hz – 20kHz |
into 4Ω: 2 x 900W; into 8Ω: 2 x 450WW | into 4Ω: 2 x 900W; into 8Ω: 2 x 450WW | into 4Ω: 2 x 900W; into 8Ω: 2 x 450WW | into 4Ω: 2 x 900W; into 8Ω: 2 x 450WW |
Master EQ 7-band (63, 160, 400, 1k, 2.5k, 6k, 12k Hz) |
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Output Power Control (Speaker Protection) |
Adjustable longterm RMS Limiter | Adjustable longterm RMS Limiter | Adjustable longterm RMS Limiter | Adjustable longterm RMS Limiter |
Transducer |
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Delay MASTER B, selectable |
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Audio player (USB at front panel) |
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AC power input |
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