Home Products VHD Series VHD1.21

VHD1.21 - Ultra Low Frequency Enclosure

Single 21", Low Q band-pass subwoofer system that adds extension and weight for applications where you want to feel, as well as hear, very high definition audio Working down to 23Hz with an efficiency for two boxes of 102dB, it shares the same footprint as the other VHD subwoofers in a compact lightweight easily transported package. Alongside the VHD2.16, it forms part of a remarkable five way active system.


  • Professional, Baltic birch construction with highly resistant polymer coating
  • Very High Definition ultra low frequency reproduction
  • 135dB sustained output / 137dB peak (using 2 units of VHD1.21)
  • Large-chamber bass reflex low Q bandpass design
  • Single 21" low frequency driver with 4" (100 mm) inside/outside, epoxy baked, high temperature voice coil assembly and carbon fibre reinforced cone assembly
  • Proprietary side handles (6) for simplified handling and carrying
  • High impact low friction feet, allowing lock- in to other VHD cabinets and easy cabinet movement
  • Front locking aluminium VHD wheel boards with wraparound hardwood bumpers
  • Weather proofing option and special paint finishes available on request

VHD1.21 Technical Data Sheet
[Read More]

Related Product