Example of using a low-pass horn

This is an example of a low-frequency horn actually used at concerts, etc.
The middle and high range units are set at the top and bottom of the system respectively, and the sound is considered to be evenly distributed to all audience seats.

• 
• For Large Hall
  

  Cabinet	211
  Woofer	515B or 421-8HII x2
  DRIVER	288-16G or 291-16B or 290E x2-3
  Horn	(top) 203B or 1003B (bottom) 805B or 1005B
  Accommodation aptitude	1,000 to 1,500 people : 1 vehicle 2,000 + : 3-5

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• 
• For Medium Hole
  

  Cabinet	211
  Woofer	515B or 421-8HII x2
  DRIVER	288-16G or 291-16B or 290E x2-3
  Horn	(Top) 803B (Bottom) 311-90
  Accommodation aptitude	700 to 1,000 people : 1 vehicle 1,000 to 2,000 people : 2 to 3 cars

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• 
• For Large Hall
  

  Cabinet	815A
  Woofer	515B or 421-8HII x2
  DRIVER	288-16G or 291-16B or 290E x2-3
  Horn	(top) 203B or 1003B (bottom) 805B or 1005B
  Accommodation aptitude	1,000 to 1,500 people : 1 vehicle 2,000 + : 3-5

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• 
• For Medium Hole
  

  Cabinet	815A
  Woofer	515B or 421-8HII x2
  DRIVER	288-16G or 291-16B or 290E x2-3
  Horn	(top) 311-60 (Bottom) 311-90
  Accommodation aptitude	700 to 1,000 people : 1 vehicle 1,000 to 2,000 people : 2 to 3 cars

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• 
• For Small Holes
  

  Cabinet	828B
  Woofer	515B or 421-8HII
  DRIVER	288-16G or 291-16B
  Horn	311-60 or 311-90
  Accommodation aptitude	300 to 700 people : 1 vehicle 700 to 1,500 people : 2 to 4 cars

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• 
• For Small Holes
  

  Cabinet	415E
  Woofer	515B or 418-8HII
  DRIVER	802-8D
  Horn	511B
  Accommodation aptitude	300 to 700 people : 1 vehicle 700 to 1,500 people : 2 to 4 cars

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