Neumann KH 870 - Active Studio Subwoofer


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KH 870 offering a new 7.1 High Definition Bass Manager™ and compatible with all standard consumer formats from mono through to the latest 7.1 HD systems.

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Neumann's KH 870 is an answer to these new demands by offering a new 7.1 High Definition Bass Manager. It is the compatible with all standard consumer formats from mono through to the latest7.1 HD systems. Eight channels of analog inputs ensures flexible interconnectivity for modern studios. Four-mode LFE-channel processing guarantees compatibility across all formats and industries. Forth-order crossovers and flexible acoustical controls allow for seamless system integration.

The KH 870 subwoofer is designed to complement our extensive range of monitors, and can be used on its own, or daisy-chained to make larger systems capable of higher SPL. The KH 870 can be used in music, broadcast, and post production studios for tracking, mixing, and mastering.

Key Features:

  • 7.1 Channel High Definition Bass Management™ compatible with all formats from mono to 7.1
  • Bypassable 4th order 80 Hz active crossover for maximum compatibility with consumer reproduction
  • 0 and +10 dB LFE gain and 4-mode LFE processing
  • Independent control of bass management for front and back channels
  • System wide volume control via optional hardware remote controls or RS-232
  • Acoustical controls adapt the subwoofer’s response to the environment
  • Larger systems and Plane Wave Bass Arrays™ maybe constructed using the Sum output
  • Remoteable electronics (REK 3 and an SC nn) for installation convenience, less cabling, and convenience of use
  • Integrated electronic limiter for amplifier and driver protection
  • Low heat dissipation amplifiers
  • Electronics can be remotely powered on with two modes of operation (0 V and 12 V trigger)


Weight 47,1 kg (103.6 lbs)
Gain Range / Control +2 … −12 dB
Dimensions 735 x 330 x 645 mm (28.9" x 13" x 25.4")
Power consumption Power consumption - Full output 550 W - Power consumption - Idle 25 W

Item Includes

  • Standard Manufacturer's Warranty
  • 1x KH 870 
  • 3x Power cables (Euro, UK, USA) 
  • 1x Operating manual 
  • 1x Supplement "Getting Started Quickly"

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