The DR DIY Horn Speakers are the flagship models
of Bill Fitzmaurice Designs
All the DR series cabs provide output far exceeding most expectations.
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The DR250 is suitable for electric bass, keyboards or main PA;
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The cabinet profile is trapezoidal, allowing vertical splaying of multiple cabinets in a line-array PA configuration with 6 degree splay.
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You may build it with a sealed or vented driver chamber, frequency tuned.
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Compression drivers provide wide 100deg dispersion on custom designed horn.
Complete details and plans are available from 
Specifications
DR250 Piezo PA Cabinet:
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Sensitivity with DeltaLite 2510: 104db
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Dispersion with Piezo Melded Array 120 Degrees
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Power handling: Driver and cab port dependent. See options in drop down box for driver selection
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Response: Long Port 50-20k, trade off lower power handling
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Small Port and Sealed: 80-20k
Kit Contents
DR250 Piezo Horn Deluxe Kit Includes:
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Speaker of your choice from the selection box.
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Goldwood piezo tweeters for straight or melded array
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All crossover parts to spec, parts or prebuilt by SpeakerHardware.
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All parts are tested and confirmed by the SpeakerHardware shop to fit a DR250.
Response Graphs
