Allen & Heath ZED-24 Specs

Total # 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)
In-Line Inputs/Returns No
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)
BUS (Group) Outputs No
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 (W x H x D) 25.4 x 3.9 x 18.3″ / 64.5 x 9.8 x 46.5 cm
Weight 23.1 lb / 10.5 kg