StageSource L3s

Technical Specifications


System Type
Dual 12” bi‐amplified subwoofer
Frequency Range (‐10 dB)
34 Hz to 2.8 kHz (P.A./Reference Speaker Mode, half space)
Frequency Response (±3 dB)
38 Hz to 910 Hz (P.A./Reference Speaker Mode, half space)
Low‐Pass Frequencies
80 Hz, 100 Hz, 120 Hz, Off (user‐selectable)
Low Frequency Transducers
2 x 12” woofer, 3” diameter voice coil, 4Ω impedance

Electrical – Rear Panel

Input Types:
Stereo Line‐level XLR‐1/4”, balanced                   L6 LINK™ XLR
Input Impedance:
            100 kΩ balanced                                                      N/A
Max Input Levels:
                   +20 dBu                                                               N/A
Onset of Limiting:
+11 dBu input (Reference/P.A. Speaker Mode, Master Level at center‐detent)
‐1 dBu input (Reference/P.A. Speaker Mode, Master Level at maximum)
Output Types
Stereo Line‐level XLR‐1/4”, balanced                      L6 LINK XLR
Output Impedances
                         680 Ω balanced                                            N/A
Output High‐Pass Frequencies
80 Hz, 100 Hz, 120 Hz, Off (user‐selectable)
Master Level, Speaker Mode, Crossover Frequency, Polarity
Signal Present/Clip, Limit, Polarity Inversion, 4x Crossover Frequency,  4x Speaker Mode, L6 LINK Status

Digital Signal Processing

Speaker Modes
P.A./Reference, P.A./High Punch, Playback/Extended Bass, Playback/Ultra Bass
Transducer Protection
Excursion limiting, thermal limiting
Digital Networking
L6 LINK Intelligent Speaker Networking System
Power amp temperature, power supply temperature

Power Amplification and Supply

Output Channel
                      LF1                                                  LF2                                              
Power Amplifier Type
                 Class D                                             Class D                                    
Peak Output Power1
               622 Watts                                        622 Watts                                  
Power Supply Voltage Range
100 ‐ 240 VAC, ± 10%, 50/60 Hz , automatic voltage selection
Power Consumption
250 watts (1/8th power)


Dimensions (HxWxD)
867 mm x 419 mm x 591 mm
37.5 kg