Splits line level XLR outputs, to feed two downstream amplifiers in parallel
To be used when subwoofer amplifiers , that drive LXsub4, cannot accept 2 Ohm loads.
Then a LXsub4 (LX521 or LXstudio) pair is driven by 4 amplifier channels.
May be used at the subwoofer line level outputs of e.g.
Two Y cables required for stereo