HL221

Key Features

  • Dual horn-loaded subwoofer
  • High power density, high level output
  • Excellent "punch", extended Low frequency
  • 2x 21” (4.5in VC) Neodymium EU transducer (high excursion)
  • Extended sub frequency response to 25Hz
  • 2x NLT8MP, LF1 // LF2 or independent LF1 & LF2 (through switch)
  • 18mm baltic birch plywood construction, polyurea coating
  • Recesses on top to facilitate the stacking
  • Powder coated custom perforated steel grille
  • Heavy duty wheel casters on the back (optional)
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Tech Specs

Type

High-power compact subwoofer

Enclosure Design

Horn-loaded, vented

Power Output (RMS)

4000W (AES)
8000W (Program)
14000W (Peak)

Frequency Range

25Hz - 110Hz (-3dB)

Nominal Impedance

LF1 // LF2 = 4Ohm
LF1 = 8Ohm & LF2 = 8Ohm

Transducer Type

2x 21" (4.5in VC) Neodymium LF EU transducer

Crossover Frequency

24Hz Butterworth 24dB

Max. SPL (peak)

141dB @ 1m (continuous)
146dB @ 1m (peak)

Connector

2x NLT8MP, LF1 & LF2 parallel-connected
Independent LF1 & LF2 (through toggle switch)

Construction

18mm birch plywood with rugged polyurea coating

Grille

Custom perforated metal grille w/ acoustic foam

Installation / Rigging / Flying

12 custom rugged feet, 2 side handles
4 rubber feet to protect the back panel
16x M6 inserts for wheels (back panel)

Dimensions (WxDxH)

1380x800x600mm
54.33x31.50x23.62in

Weight

105Kg
231.48