Description
The Allen & Heath ZED‑24 is a versatile 24-channel analog mixer designed for live sound, project studios, and houses of worship. It features 16 mono channels with XLR/1/4″ inputs, DuoPre preamps with phantom power, insert points, and 3-band EQ, plus four stereo channels with 2-band EQ. Long-throw 100mm faders, solo/mute buttons, and independent aux sends provide precise control. Four aux sends allow flexible routing to monitors and effects, while a 2-in/2-out USB interface enables easy stereo recording and playback on Mac or Windows. The mixer includes stereo and mono main outputs, alt outputs, headphone outputs, and dual LED meters for clear monitoring. Inserts and RCA/2-track connections simplify integration with outboard gear and external recording devices.

Mono & Stereo Channels
The ZED‑24 features 16 mono mic/line channels with Neutrik XLR and 1/4" inputs, DuoPre preamps with phantom power, 3-band EQ, and 1/4" inserts, plus four stereo channels with 2-band EQ, offering versatile routing for instruments, vocals, and external devices in live or studio setups.

USB & Aux Flexibility
Equipped with a 2-in/2-out USB interface and four independent aux sends, the ZED‑24 enables easy stereo recording, monitoring, and routing to floor monitors or outboard effects, while long-throw 100mm faders, solo/mute buttons, and multiple output options provide precise control over the mix.
- 16 mic/line channels with inserts
- 4 stereo channels
- 2 in / 2 out USB audio interface
- 4 aux channels
- XLR main outputs with insert points
- 3-band EQ with sweepable mid
- Durable 100mm faders
Total Number Of Inputs: 24
Mic/Line Inputs:
16 x 3-Pin XLR Female Mic Inputs (Balanced)
16 x 1/4″ TRS Line Inputs (Balanced/Unbalanced)
Stereo Line Inputs: 8 x 1/4″ TRS Line Inputs (Four Stereo Pairs, Balanced/Unbalanced)
Aux Sends: 4 x 1/4″ TRS Mono (Balanced)
Aux Returns: 2 x RCA Coaxial Line Inputs (One Stereo Pair, Unbalanced)
Inserts:
16 x 1/4″ TRS on Mono Channels (Unbalanced)
2 x 1/4″ TRS on Stereo Bus (Unbalanced)
Main Outputs:
2 x 3-Pin XLR Male (One Stereo Pair, Balanced)
1 x 1/4″ TRS Mono (Balanced)
Monitor Outputs:
2 x RCA Coaxial Alt Outputs (One Stereo Pair, Unbalanced)
1 x 1/4″ TRS Stereo Headphone Output (Unbalanced)
1 x 1/8″ / 3.5 mm TRS Stereo Headphone Output (Unbalanced)
2-Track I/O:
2 x RCA Coaxial 2-Track Input (One Stereo Pair, Unbalanced)
2 x RCA Coaxial 2-Track Output (One Stereo Pair, Unbalanced)
ALT I/O: 1 x USB Type-B (2-Channel Send/Return)
EQ Section:
High (All Channels): ±15 dB at 12 kHz
Mid (Mono Channels): ±15 dB at Selectable Frequency (120 Hz to 4 kHz, Sweepable)
Low (All Channels): ±15 dB at 80 Hz
High-Pass Filter: 12 dB/Octave at 100 Hz, Switchable
Solo/Mute: Mute and PFL Solo
Channel Level Control: 100 mm Fader
Trim/Gain Control: Rotary Control
Gain Range:
Mic Inputs: -6 to +63 dB
Line Inputs: -10 to +26 dB
Stereo Inputs: -∞ to +10 dB
Faders: -∞ to +10 dB
Returns: -∞ to +10 dB
Aux Masters: -∞ to +6 dB
Alt Out: -∞ to +6 dB
Phantom Power: +48 VDC, Globally Selectable
Metering:
Dual 12-Segment LEDs
Peak LED per Channel
USB Specification: USB 1.1 Compliant
Bit Depth: USB: 16-Bit
Sample Rates: USB: 32 kHz, 44.1 kHz, or 48 kHz
Nominal Input Level:
Mic Input: -63 to +6 dBu
Mono Line Input: -26 to +10 dBu
Stereo Line Input: 0 dBu (+10 dB with Control Off)
Insert Point: 0 dBu
Maximum Input Level:
Mic Input: +17 dBu
Mono Line Input: +30 dBu
Insert Point: +21 dBu
Nominal Output Level: 0 dBu
Maximum Output Level: +21 dBu
Frequency Response:
Mic In to Main Out (30 dB Gain): 20 Hz to 20 kHz (+0.5 dB, -1 dB)
Line In to Main Out (0 dB Gain): 10 Hz to 30 kHz (+0.5 dB, -1 dB)
Stereo In to Main Out: 10 Hz to 30 kHz (+0.5 dB, -1 dB)
THD + N:
Mic In to Main Out (0 dB Gain, 1 kHz, +10 dBu Out): 0.004%
Mic In to Main Out (30 dB Gain, 1 kHz): 0.014%
Line In to Main Out (0 dB Gain, 1 kHz, 0 dBu): 0.005%
Stereo In to Main Out (0 dB Gain, 1 kHz, +10 dBu): 0.003%
Headroom:
Analog Headroom from Nominal (0 VU): 21 dB
USB In and Out Headroom from Nominal (0 VU): 14 dB
Noise:
Mic Pre EIN: -127 dBu (Maximum Gain, 150-Ohm Input, 22 Hz to 22 kHz)
Main Out: -84 dBu (L/R Faders at 0, 22 Hz to 22 kHz)
Power Consumption: 40 W Maximum
Power Requirements: 100 to 240 VAC, 47 to 63 Hz
Dimensions: 25.4 x 3.9 x 18.3″ / 64.5 x 9.8 x 46.5 cm
Weight: 23.1 lb / 10.5 kg











