Delta 15A

Delta 15A

Delta 15A

Power To The People

The Delta 15A active pa speaker is the result of high demand of the popular Delta 15 Passive and further demand for high performance active PA speakers. The new model brings together every aspect of the high-end passive speaker range, this time with perfectly matched bi-amplification with onboard DSP for a loudspeaker as solid as its passive counterpart with ultimate convenience.

This 15” model is capable of high power, full range audio completely on its own for front of house and monitoring applications and can be fully integrated with the Delta 15BA and 18BA for the ultimate active PA sound system.


Key Features

  • 750W RMS
  • 50Hz – 20kHz Frequency Response
  • 131dB Max SPL
  • Heavy Duty Passive PA Series
  • High-output low-distortion cast frame 15″ Woofer
  • 1.4″ Exit, 2″ Titanium Diaphragm Compression Drivers
  • Proprietary 90 x 60 Elliptical Wave Guide Horn design
  • Extremley durable Rhino Rock finished cabinets
  • Multiple M6, M8 & M10 rigging points and integral tripod stand adapter
  • Trapezoid shape for arrays as well as stage monitor applications
  • Dual spider technology on 18″ woofers
  • Rubberised 4-way handles
  • Suitable for touring, rental and installation


Bi-Amplification with DSP
The Delta 15A is capable of producing extraordinary levels – 750W RMS with 131dB maximum SPL is produced via a high headroom amplifier exclusively engineered by Wharfedale Pro. The loudspeaker also features an integrated 2 channel mixer with onboard Qubit DSP insuring smoother more controlled sonic performance.

Crafted with the highest quality components
A High output, low distortion cast frame 15” woofer with 3” voice coil is used for unparallelled low frequency reproduction down to 50 Hz on this model. 2” titanium compression drivers are coupled to 90°x45° elliptical waveguides for impressive output level and smooth HF dispersion. The Delta Series has been designed from the ground up to provide outstanding performance and reliability. The Delta Series utilises robust technology to ensure that it can meet the demands of touring, rental and fixed installation applications.

Ready for a life time on the road
With comprehensive rigging points are provided on the Delta 15A model, its equally at home in ground stacked or flown applications. Rhino Rock™, our new texturised composite finish is used in all models. This new finish provides the great look of a painted finish with the durability of a carpet covered enclosure, giving you the best of both worlds. The Delta Series is constructed from plywood and features dual angle pole mounts to ensure that your sound is aimed directly at the audience, not at the ceiling.


Configuration 2-way Bi-Amplified
Low Frequency Transducer 15″
High Frequency Transducer 2″ Titanium Compression Driver
Frequency Response 50Hz – 20kHz
Power 750W RMS
EQ High / Low Shelving
Max SPL 131dB
Nominal Coverage (H x V) 90° x 60°
Enclosure Finish Rhino Rock
Pole Mount Type 35mm insert
Input XLR/Jack Combi x 2, RCA Phono
Output XLR
Protection Independent LF and HF limiters
Net Weight 33kg / 72.6lbs
Gross Weight 38.5kg / 84.7lbs
Dimensions (H x W x D) 700mm x 446/281.4mm x 406mm