KV2 Audio
VHD1.21
ES Series
ESD Series
EX Series
VHD Overview
VHD2.0
VHD1.0
VHD2.15
VHD2.16
VHD4.18
VHD1.21
VHD2000
VHD3200
LD Series
KX Series
VHD1.21

The VHD 1.21 is a 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 VHD 2.15 it forms part of a remarkable five way active system.
Applications
  • Subwoofers for large and medium -sized live music touring applications alongside
    VHD 2.15 / VHD 2.0 / VHD 1.0.
  • Very high quality fixed installations working as the above.
  • Professional portable PA systems for large format AV speech and multimedia playback.
  • Very High Definition dance systems providing the ultimate ultra low frequency
    reproduction for clubs and events.

 
Features
  • 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 VHD 1.21).
  • Large-chamber bass reflex low Q bandpass design.
  • Single 21” low frequency driver with 4” (100mm) inside/outside, epoxy baked,
    high temperature voice coil assembly and carbon fibre reinforced cone assembly.
  • Proprietary side handles (six) 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.
Specifications
 
Product VHD1.21
System Acoustic Perfomance  
-3dB Response 29Hz - 60Hz
-10dB Response 23Hz - 60Hz
Max SPL Long-term 135dB (two VHD 1.21's)
Max SPL Peak 137dB (two VHD 1.21's)
Crossover Point 60Hz
Impedance 8Ω
 
Subwoofer Section  
Acoustic Design Large chamber low Q band pass
Woofer Size/ Voice Coil Diameter/ Design 21" / 4" Inside Outside
Diaphragm Material Epoxy Reinforced Cellulose
Magnet Type Ferrite
Subwoofer Amplifier Requirement 800W per VHD 1.21 from a VHD 3200
 
Physical Dimensions  
Height 710mm (27.95")
Width 700mm (27.55")
Depth 750mm (29.52")
Weight 60kg (132.0lbs)
 
Speaker Input /Output  
Speaker Input/ Output Input and Output EP4
 
Configurations

 

VHD1.21
Accessories
 
Cable LF 15
1.5m 4 pin - 1.5 metre four core EP4 cable for ES subwoofers
Cable LF 40
4m 4 pin - 4 metre four core EP4 cable for ES subwoofers
Cable LF 100
10m 4 pin - 10 metre four core EP4 cable for ES subwoofers
Cable LF 200
20m 4 pin - 20 metre four core EP4 cable for ES subwoofers
CRT 0008 CRT 0008

Front mount aluminium VHD 1.21 subwoofer cart with hardwood bumpers
VHD 1.21 CVR
Touring cover for VHD 1.21 used with cart
Downloads
 
VHD1.21 Operating Instructions
 vhd_121_op_ins.pdf
Adobe Acrobat Reader is required to read our PDF download files
Click Here to download Adobe Acrobat 		PDF Reader
Usage Terms | Contact Us   ©KV2 Audio2010