Skip to product information
1 of 7

Joseph Crowe

ES-800 Bi-Radial Wood Horn No.3073

Do you want the horn finished?
Regular price $2,000.00 USD
Regular price Sale price $2,000.00 USD
Sale Sold out

Sold as a pair in either finished or unfinished (requires sanding), select option at checkout.

Option 1) Fully finish sanded with x2 coats of hard wax 

Option 2) Raw machined (requires sanding and finishing), includes 3D printed base plate and driver mounting plate, brass threaded inserts, rubber feet, fasteners to mount plates and driver (compression driver not included).  Instructions are included on final finishing using our recommended hard wax. 

General

The ES-800 Biradial is optimized for medium size 2-way speaker systems utilizing woofers from 6.5" to 12". The horn accepts a standard 1" compression driver. The horn loads down to 800Hz and allows for crossover points 1kHz and up. 

Features 

  • ES (Exponential Spiral) flare geometry for zero horn coloration
  • Price is 'Per Pair' in USD funds (Select x1 at checkout for one pair of horns)
  • Wrap-around horn mouth 
  • Outrigger base plate (3D printed with heavy print settings)
  • Outrigger base plate secured to horn using brass threaded inserts 
  • Driver mounting plate allow perfect driver centering (3D printed with heavy print settings) 
  • Driver mounting plate secured to horn using brass threaded inserts 
  • Rubber Feet 
  • Precision CNC cut 
  • Constructed from solid hardwood
  • Sanded and finish with x2 coats of hard wax (optional, please select at checkout)
  • Zero maintenance finish, can be repaired if damaged by re-applying wax 

Click images below to enlarge

Specification 

  • Provides loading down to 800Hz 
  • 300mm Wide x 152mm High x 140mm Deep 
  • Standard mounting for 1" compression driver (76mm bolt circle pattern diameter)
  • M6 mounting screw holes for mounting compression driver (x4 holes)
  • Flat frequency response for easy crossover development (see Frequency response in pictures)
  • Well behaved off-axis polar response (see horizontal and vertical coloured polar maps in pictures).
  • Wide off-axis coverage for spatial sound character even in small rooms 

Purchase 3D CAD Files for (DIY only)

  • The original design 3D CAD file can be found here
  • Coming soon: 10" 2-way turn-key build plans using the ES-800 Biradial Horn 

Assembly Video