Designed by Josh Ricci, the SKRAM is a versatile pro sound 1x21” subwoofer featuring adjustable tuning options.

Includes CAD files in .STEP, Fusion and Solidworks formats

    • Dimensions: 609.6 × 812.8 × 914.4mm (24”x32”x36”)

    • Weight: 52kg (115 LBS), Unloaded, Baltic Birch

    • Vent Tuning: All vents open = 29.5Hz / 3 vents open = 25.5Hz / 2 vents open = 20.5Hz / 1 vent open = 14.5Hz

    • 18Sound 21ID

    • 18Sound 21NLW9601

    • 18Sound 21NTLW5000

    • B&C 21DS115

    • B&C 21SW152

    • B&C IPAL 21

    • RCF LF21N551

    • Lavoce SAN214.50

    • Eminence NSW6021-6

Download Plans

These plans are hosted by JW Sound with permission from Josh Ricci.

JW Sound deployment in collaboration with Sound Decisions at Symmetry Festival 2025 featuring 8x SKRAM subwoofers and 2x SKHORN.

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