The Otop DIY Speakers are the easy to build high output models of Bill Fitzmaurice Designs

• The OT12 may be built with a single compression driver on a CD horn,
  or it may be built with a six element vertical tweeter array for
  line-array stacking of multiple cabs.
• The OT12 may also be built with a twelve element cross-firing melded tweeter array,
  giving high frequency dispersion that no commercial PA top can match.
• For the highest possible output at the longest throws, build yours with a premium compression driver on a line arrayable full cabinet height horn.
• Also available in a J array trapezoid cab. The same kits fit both tradtional and trapezoid
• One of our most popular kits
• Complete details and plans are available from

Specifications

Otop 12 Series PA Cabinet Kits

• Dispersion with Piezo melded arrays:        120 degrees
• Dispersion with  Diffraction Comp Horn: 100 Degrees
• Power handling: Driver dependent. See options in drop down box for driver selection
• Response:  80-18k
• Dimensions: 15in x 22in x 18in
• Weight: Approx 35-40lbs, dependent on driver and hardware.

Kit Contents

Otop 12 Compression Horn Deluxe Kit Includes:

• Every nut, bolt, screw and washer to complete your cab.  All hardware and screws are black
• Choose from 3 styles of Corners, Chevron, or 1824 Metal in black and chrome
• Gasket Tape
• 1 tube PL Constuction Adhesive
• Dish with gasket, includes jacks with screws/bolts and wire connectors, choose your style
• Speaker of your choice from the selection box.
• Handles of your choice from the selection box.
• 3 Different Tweeter choices
• All crossover parts to spec, parts or prebuilt by SpeakerHardware.
• All parts are tested and confirmed by the SpeakerHardware shop to fit a Otop 12.

Response Graph

Otop 12 3012h0 NSD2005