Behringer Europack UB1204FX-Pro Specification Sheet

EURORACK UB1204FX-PRO Technical Specifications

Ultra-Low Noise Design 12-Input 2/2-Bus Mixer with  

Premium Mic Preamplifiers and Multi-FX Processor

Ultra-low noise design, highest possible headroom, ultra-transparent audio

4 state-of-the-art, studio-grade IMP "Invisible" Mic Preamps with 130 dB dynamic range for 24-bit, 192 kHz sampling rate inputs 

Integrated digital stereo FX processor with 100 awesome presets including reverb, chorus, flanger, delay, pitch shifter and various multi-effects

Studio-grade stereo FX processor with 100 awesome presets including reverb, chorus, flanger, delay, pitch shifter and various multi-effects

Effective, extremely musical 3-band EQ plus switchable low-cut filter on all mono channels 

8 balanced high-headroom line inputs with +4/-10 level selection on stereo channels

2 aux sends per channel: one pre/post fader switchable for monitoring/FX applications and one post fader (for internal FX or as external send)

Clip LEDs, mute/alt 3-4, solo and PFL functions on all channels

2 subgroups with separate outputs for added routing flexibility

2 multi-functional stereo aux returns with flexible routing

Balanced main mix outputs with gold-plated XLR connectors plus separate control room, headphone and 2-track outputs  

Control room/headphone outputs with multi-input source matrix

2-track inputs assignable to main mix or control room/headphone outputs

Switchable +48 V phantom power for condenser microphones

Rack mount brackets included

Internal switch-mode power supply for maximum flexibility (100 – 240 V~), noise-free audio, superior transient response  
plus lowest possible power consumption for energy saving

High-quality components and exceptionally rugged construction ensure long life 

Conceived and designed by BEHRINGER Germany 

Type 

XLR, electronically balanced,  

discrete input circuit

@ 0 Ω source resistance 

-134 dB / 135.7 dB A-weighted

@ 50 Ω source resistance 

-131 dB / 133.3 dB A-weighted

@ 150 Ω source resistance 

-129 dB / 130.5 dB A-weighted

Frequency response 

<10 Hz - 150 kHz (-1 dB), 

<10 Hz - 200 kHz (-3 dB)

Gain range 

+10 to +60 dB

Max. input level 

+12 dBu @ +10 dB gain

Impedance 

approx. 2.6 kΩ balanced

Signal-to-noise ratio 

110 dB / 112 dB A-weighted  

(0 dBu In @ +22 dB gain)

Distortion (THD+N) 

0.005% / 0.004% A-weighted

Type 

1/4" TRS connector  

electronically balanced

Impedance 

approx. 20 kΩ balanced 

approx. 10 kΩ unbalanced

Gain range 

-10 to +40 dB

Max. input level 

30 dBu 

Main fader closed 

90 dB

Channel muted 

89.5 dB

Channel fader closed 

89 dB

<10 Hz - 90 kHz 

+0 dB / -1 dB

<10 Hz - 160 kHz 

+0 dB / -3 dB