Introduction
The Thunder–KS3P I is a compact passive subwoofer featuring a long excursion 21” neodimium magnet woofer with 4” voice coil. The Thunder–KS3P I features 2x SpeakON NL4 connectors that allow to input the signals from external active systems or amplifiers, with either a 2–wire or a 4–wire cable, as well as route the signal to other loudspeakers.
Technical sheet
Specifications
General
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Type:
Passive subwoofer
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Transducers:
Woofer à aimant néodyme de 21″
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Frequency Response:
30 Hz – 150/300 Hz (–6 dB) crossover dependant
(1) -
Crossover:
DSP–controlled, Low Pass @ 150 Hz, preset dependant
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Max SPL:
139 dB
(2) -
Rated Power:
2800W peak
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Coverage:
Omni
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Connectors:
2 x SpeaOn NL4
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Nominal Impedance:
4Ω
Handling and Finishes
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Dimensions (W x H x D):
735 x 580 x 700 mm
(28.9 x 22.83 x 27.55 in)
(3) -
Weight:
49,2 kg (108.5 lb)
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Material:
Polyurea coated birch plywood
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Colors:
Black/White/Custom RAL
Regulations
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IP rating:
IP54
(4)
- (1) With dedicated preset
- (2) Maximum SPL is calculated using a signal with crest factor 4 (12dB) measured at 1 m.
- (3) Included 17 mm (0.7 in) removable rubber feet
- (4) In case of permament, long lasting installation in critical environments (swimming pools, beaches, yachts..), we recommend to further protect the subwoofer. Contact K–array directly to discuss best protection practices.
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Passive loudspeakers requires dedicated preset loaded on board of K–array amplifiers.
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New materials and design are introduced into existing products without previous notice.
