X18 XR18
Processing
Number of processing channels
1
8 input channels, 4 FX return
channels, 6aux buses, main LR
18 input channels, 4 FX return
channels, 6aux buses, main LR
Internal e ects engines 4 true stereo 4 true stereo
Signal processing 40-bit oating point 40-bit oating point
A/D-D/A conversion (Cirrus Logic A/D CS5368,
D/A CS4385)
24-bit @ 44.1 / 48 kHz,
114 dB dynamic range
24-bit @ 44.1 / 48 kHz,
114 dB dynamic range
Analog I/O latency* 0.8 ms 0.8 ms
Connectors
Programmable mic preamps, designed by MIDAS 16 XLR/TRS combo jacks, balanced 16 XLR/TRS combo jacks, balanced
Line / Aux inputs, stereo 2 RCA, unbalanced 2 TRS, balanced
Main outputs 2 XLR, balanced 2 XLR, balanced
Aux outputs 6 TRS, balanced impedance 6XLR, balanced
Monitoring outputs 2 RCA, unbalanced —
Phones outputs 1 TRS 1 TRS
ULTRANET 1 RJ45 1 RJ45
MIDI inputs / outputs 1/1 DIN 1/1 DIN
Ethernet 1 RJ45 1 RJ45
Audio/Midiinterface 1 USB Type B 1 USB Type B
Mic Input Characteristics
Preamp design MIDAS MIDAS
THD + noise, 20 dB gain, 0 dBu out < 0.005%, A-weighted < 0.005%, A-weighted
Phantom power, switchable per input 48 V 48 V
Equivalent input noise level, XLR (input shorted) -128 dBu, A-weighted -128 dBu, A-weighted
CMRR, XLR, @ 20 dB gain (typical) > 60 dB > 60 dB
CMRR, XLR, @ 40 dB gain > 65 dB > 65 dB
Input/Output Characteristics
Frequency range, @ 48 kHz sample rate, 0 dB to -1 dB 10 Hz - 22 kHz 10 Hz - 22 kHz
Dynamic range, analog in to analog out (typical) 106 dB 106 dB
A/D dynamic range, preamp to converter (typical) 109 dB 109 dB
D/A dynamic range, converter and output 108 dB 108 dB
Cross talk rejection @ 1 kHz, adjacent channels 90 dB 90 dB
Mic 1-16 Input impedance XLR jack, unbal. / bal. 5 kΩ / 10 kΩ 5 kΩ / 10 kΩ
Non clip maximum input level, XLR +23 dBu +23 dBu
Hi-Z 1-2 Input impedance TRS jack, unbal. / bal. 1 MΩ / 2 MΩ 1 MΩ / 2 MΩ
Line 3-16 Input impedance TRS jack, unbal. / bal. 5 kΩ / 10 kΩ 5 kΩ / 10 kΩ
Line 17-18 Input impedance, RCA / TRS 10 kΩ 10 kΩ
Non clip maximum input level, RCA / TRS +16 dBu +16 dBu
X18 XR18
Output Characteristics
Output impedance, XLR, unbal. / bal. 50 Ω / 50 Ω 50 Ω / 50 Ω
Output level, XLR, nom./max. +4 dBu / +16 dBu +4 dBu / +16 dBu
Output impedance, TRS, unbal. / bal. 50 Ω / 50 Ω 50 Ω / 50 Ω
Output level, TRS, nom./max. +4 dBu / +16 dBu +4 dBu / +16 dBu
Output impedance, RCA 1 kΩ —
Output level, RCA, nom./max. +4 dBu / +16 dBu —
Phones output impedance / level 40 Ω / +35 dBm (stereo) 40 Ω / +35 dBm (stereo)
Residual noise level, XLR and TRS -92 dBu, A-weighted -92 dBu, A-weighted
USB Audio/MIDI Interface
Type USB 2.0, type B USB 2.0, type B
Supported operating systems
Windows 7 or higher**,
Mac OS X*** 10.6.8 or higher,
iOS 7 or higher (iPad), Linux
Windows 7 or higher**,
Mac OS X 10.6.8 or higher,
iOS 7 or higher (iPad), Linux
Supported sample rates 44.1 / 48 kHz 44.1 / 48 kHz
I/O audio channels 18 x 18 18 x 18
I/O MIDI channels 16 x 16 (1 port) 16 x 16 (1 port)
WLAN Module
Antenna Internal External, SMA connector, 50 Ω
Access Point, number of clients Max. 4 Max. 4
IEEE 802.11 b/g standard 2.4 GHz 2.4 GHz
Frequency Range 2412-2462 MHz 2412-2462 MHz
WLAN channels (Wi Client, Access Point) 1-11 1-11
Max Output Power 19 dBm (802.11 b) / 18 dBm (802.11 g) 19 dBm (802.11 b) / 18 dBm (802.11 g)
Power
Switch-mode power supply Autorange 100-240 V, (50/60 Hz) Autorange 100-240 V, (50/60 Hz)
Power consumption 30 W 30 W
Physical
Standard operating temperature range 5°C – 40°C (41°F – 104°F) 5°C – 40°C (41°F – 104°F)
Dimensions 409 x 357 x 110 mm (16.1 x 14.1 x 4.3") 333 x 149 x 140 mm(13.1 x 5.9 x 5.5")
Weight 4 kg (8.8 lbs) 3.2 kg (7.1 lbs)
*including all channel and bus processing, excluding insert e ects
** Windows ASIO driver available as download from behringer.com; compatible to CoreAudio on Mac OS X and iOS
***Mac OS X is a trademark of Apple, Inc.
16 17X AIR X18/XR18
