What is Power without Control. In developing one of the most powerful subwoofer solutions in the world today, our already successful VHD2.21 2x21" subwoofer has evolved to incorporate a revolutionary new Subwoofer Amplifier design, unique to KV2 and featuring  Ultra High Current delivery, Immense Power, Exceptional Control, coupled with a class leading 'Green Efficiency' low consumption power supply. Housing two newly developed large format 21" Woofers the VHD4.21 Active can power an additional Passive VHD4.21 and deliver up to 14,000 Watts of peak power whilst being plugged in to a standard 16A wall socket. The VHD 4.21 is a truly Amazing product and demonstrates the Pinnacle of KV2's Pioneering Subwoofer technologies. Features The  VHD4.21 Active Subwoofer Module consists of two purpose designed   'Low Loss-Band Pass' enclosures, one Active and one Passive,   with each enclosure containing two specific custom designed large format 21" woofers. The Low Q design has been applied to attain the optimum Loudspeaker  loading, enabling a high sensitivity of 109dB 1w/1m.   The design of our unique and innovative new power management system enables  the Active Power Amplifier to deliver peak output levels of 14kW, whilst  operating at a modest constant consumption of 3.6 kW from a 16A circuit.   An impressive maximum 320V supplied (limited) peak to peak at 100A  from the VHD4.21 Active Module represents a bullet- proof technology  that has been fully developed and refined over 12 years of  active operation in real life applications, providing maximum control  over movement of the large mass of the speaker. Applications The Ultimate seismic Subwoofer to add to any KV2 Audio or third party manufacturers system.  

• Large scale live music and playback performance
• Dance Clubs and Nightclubs where Music comes first 
• Hire and Production
• Large Concert venues
• Cinema
• Fixed installation
• Easily incorporated into multiple system projects with VHD, SL, ES, ESR

 Product code KVV 987 333 - VHD4.21 ACTIVE 
KVV 987 336 - VHD4.21 PASSIVE


Date tehnice: System Acoustic PerformanceMax SPL Long-term147dBMax SPL Peak150dB-3dB Response34Hz - 180Hz-10dB Response28Hz - 240HzCrossover Point70HzLow Frequency SectionAcoustic DesignBandpass with low port lossesWoofer Size / Voice Coil Diameter / Design4x 21" / 5.3"Diaphragm MaterialEpoxy Reinforced Cellulose with Carbon Fiber and Double SurroundMagnet TypeNeodymium Advanced VentilatedLow Frequency Amplifier SpecificationTypeDirect power switching amplifierRated Continuous Power3500WShort Term Power14000WDistortion


Denumiri similare la Monitor de scena KV2 Audio VHD4.21: VHD 4 21, VHD421, VHD 4.21, VHD4. 21

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