Allen & Heath QU-24 Digital Mixer Chrome
Now in a feature-packed new Chrome Edition, Qu-24 reshapes digital mixing, combining innovative design and exceptional functionality to create a superb professional mixing experience. Bristling with all the features you’d expect from a top of the range digital console and incorporating technologies pioneered on the GLD and iLive digital mixing systems, Qu-24 has the power and pedigree to deliver class-leading audio performance.
Hot new features include Automatic Mic Mixing and Spectrogram for feedback-hunting, plus upgraded, high contrast metallic finish controls. Whether you’re switching from analogue or updating your digital desk, it’s time to experience the new digital with Qu-24.
Product Specifications
General
- Inputs
- Mic/Line Inputs: Balanced, XLR and 1/4″ TRS jack, fully recallable
- Input Sensitivity: (XLR / TRS) -60 to +5dBu / -50 to +15dBu
- Analogue Gain: -5 to +60dB, 1dB steps
- Maximum Input: Level (XLR / TRS) +19dBu / +29dBu
- Input Impedance: (XLR / TRS) >5kΩ / >10 kΩ
- THD+N, Unity gain 0dB: 0.0005% -89 dBu (20-20kHz, Direct Out @0dBu 1kHz)
- THD+N, Mid gain +30dB: 0.001% -83dBu (20-20kHz, Direct Out @0dBu 1kHz)
- Stereo Line Inputs
- ST1, ST2 connector: Balanced, 1/4″ TRS jack, half-normalled
- ST3 connector: Unbalanced, stereo 3.5mm Mini Jack
- Input Sensitivity (ST1, ST2 / ST3): Nominal +4dBu / 0dBu
- Trim: +/-24dB
- Maximum Input Level (ST1,ST2 /ST3): +22dBu / +18dBu
- Input Impedance: >7kΩ
- Outputs
- Mix1-10 and LR Out: Balanced, XLR
- Output Impedance: <75Ω
- Nominal Output: +4dBu 0dB meter reading
- Maximum Output Level: +22dBu
- Residual Output Noise: -90 dBu (muted, 20-20kHz)
- Stereo Alt Out & 2Trk Out: Balanced, 1/4″ TRS jack
- Source (Alt Output /2Trk Output): Patchable / LR post-fade
- Output Impedance: <75Ω
- Nominal Output: +4dBu = 0dB meter reading
- Maximum Output Level: +22dBu
- Residual Output Noise: -90 dBu (muted, 20-20kHz)
- AES Digital Output: 2 channel, 48kHz sampling rate, XLR, 2.5Vpp balanced terminated 110Ω
- dSNAKE
- Inputs: Remote source for CH1-32, ST1, ST2, ST3
- Outputs: Patchable from Mix1-10, LR, Grp1-8, MTX1-4; Compatible with AudioRacks AR2412, AR84, AB168; Compatible with ME personal mixing system
- System: Measured balanced XLR in to XLR out, 0dB gain, 0dBu input
- Dynamic Range: 112 dB
- Frequency Response: +0/-0.5dB 20Hz to 20kHz
- Headroom: +18dB
- Internal operating Level: 0dBu
- dBFS Alignment: +18dBu = 0dBFS (+22dBu at XLR output)
- Meter Calibration: 0dB meter = -18dBFS (+4dBu at XLR out)
- Meter Peak indication: -3dBFS (+19dBu at XLR out), multi-point sensing
- Meter Signal indication: -48dBFS (-26dBu at XLR out)
- Meter Type: Fast (peak) response
- Sampling Rate: 48kHz +/-100PPM
- ADC, DAC: 24-bit Delta-Sigma
- Latency: 1.2 ms (local XLR in to XLR out), 0.7 ms (local XLR in to AES out)
- Operating Temperature Range: 0 deg C to 35 deg C (32 deg F to 95 deg F)
- Mains Power 100-240V AC, 50/60Hz
- Maximum Power Consumption: 82W
- USB Audio
- Qu-Drive: USB A
- Stereo Record: 2 channel, WAV, 48kHz, 24-bit, patchable
- Stereo Playback: 2 channel, WAV, 44.1 or 48kHz, 16 or 24-bit, to ST3
- Multitrack Record: 18 channel, WAV, 48kHz, 24-bit, patchable
- Multitrack Playback: 18 channel, WAV, 48kHz, 24-bit
- USB Audio Streaming: USB B, Core Audio compliant
- Send (upstream): 24 channel, WAV, 48kHz, 24-bit
- Return (downstream): 22 channel, WAV, 48kHz, 24-bit
- Control
- Faders: 100mm motorised
- Touch Screen: 5″ TFT, 800×480 resolution
- SoftKeys: 10
- Mute Groups: 4
- DCA Groups: 4
- Network: TCP/IP Ethernet for MIDI and iPad app
- Input Processing
- Source: CH1-32 Local, dSNAKE, or USB; ST1, ST2 Local, dSNAKE, or USB; ST3 Local, dSNAKE, or USB Stereo; USB Global Source Qu-Drive or USB B Streaming
- Stereo Linking: Odd/even input pairs
- Parameters linked: EQ, dynamics, insert, delay, assignments, sends
- Link options: Preamp, polarity, Sidechain, fader/mute, pan
- Polarity: Normal/Reverse
- High Pass Filter: 12dB/octave 20Hz – 2kHz
- Insert: Assign FX1-4 into Input channels
- Delay: Up to 85ms
- Gate: Self-key Sidechain
- Threshold / Depth: -72dBu to +18dBu / 0 to 60dB
- Attack / Hold / Release: 50us to 300ms / 10ms to 5s / 10ms to 1s
- PEQ: 4-Band fully parametric, 20-20kHz, +/- 15dB
- Band 1: Selectable LF Shelving (Baxandall), Bell
- Band 2, Band 3: Bell
- Band 4: Selectable HF Shelving (Baxandall), Bell
- Bell Width: Non-constant Q, variable, 1.5 to 1/9th octave
- Compressor: Self-key Sidechain
- Threshold / Ratio: -46dBu to 18dBu / 1:1 to infinity
- Attack / Release: 300us – 300ms / 100ms – 2s
- Knee: Soft/Hard
- Types: Peak Manual, RMS Manual, SlowOpto, PunchBag
- Mix Processing
- Channel Direct Out to USB: Follow Fader, follow Mute (global options)
- Source select (global): Post-Preamp, Pre-EQ, Post-EQ, PostDelay
- Insert: Assign FX into Mix channels
- Delay: Up to 170ms
- GEQ: Constant 1/3 oct, 28 bands 31Hz-16kHz, +/-12dB Gain
- PEQ: 4-Band fully parametric, 20-20kHz, +/- 15dB
- Band 1: Selectable LF Shelving (Baxandall), Bell
- Band 2, Band 3: Bell
- Band 4: Selectable HF Shelving (Baxandall), Bell
- Bell Width: Non-constant Q, variable, 1.5 to 1/9th octave
- Compressor: Self-key Sidechain
- Threshold / Ratio: -46dBu to 18dBu / 1:1 to infinity
- Attack / Release: 300us – 300ms / 100ms – 2s
- Knee: Soft/Hard
- Types: Peak Manual, RMS Manual, SlowOpto, PunchBag
- FX
- Internal FX: 4x RackFX engine, Send>Return or Inserted
- Audio Tools
- Types Reverbs, Delays, Gated Reverb, ADT; Chorus, Symphonic Chorus, Phaser,Flanger
- 4 dedicated Stereo FX returns: Fader, Pan, Mute, Routing to Mix/LR, 4-Band PEQ
- PAFL: PFL or stereo in-place AFL, 0 to -24dB Trim, 85ms Delay
- Talkback: Assignable to any mix, 12dB/oct HPF
- Signal Generator: Assignable to any mix, Sine/White/Pink/Band-pass Noise
- RTA: 31-Bands 1/3 octave 20-20kHz, follows PAFL source
Physical & Dimensions
- Width: 632mm
- Depth: 500mm
- Height: 186mm
- Weight: 14kg
