Recent content by ReLLaXX

  1. R

    Need SPL box design for HELIX SPXL 12"

    Hello! You could go for more power with this speaker. We did a 143.8 @ 38 Hz in a Ford Focus (MKI, 2 doors), one Helix SPXL 12" with aprox. 3KW, one 0AWG cable and a Optima Yellow Top (55 Ah). Measured with the new TermLab, by dB Drag rules. We are going to try a bigger number in a few weeks...
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