DELTA-AXF SERIES
Making the dif-FIR-ence
- Active plywood loudspeakers – with internal FIR DSP
- Internal FIR signal processing
- Proven ‘DELTA Active’ reliability
- Practical ‘DELTA Active’ design
- Retro-fittable electronics
- Compatible with DELTA active subwoofers
- Increased Continuous Power. Now 800 Watts

DELTA-AXF12
800 watts Continuous
- 12″ two-way bi-amplified active loudspeaker
- 800 watts Continuous power
- 1600 watts Peak power
- 90° x 45° dispersion
- 2″ HF Compression driver
- 3″ LF voice coil
- Advanced Internal FIR DSP
- 130.5 dB Max SPL @ 1 meter
DELTA-AXF15
800 watts Continuous
- 15″ two-way bi-amplified active loudspeaker
- 800 watts Continuous power
- 1600 watts Peak power
- 90° x 45° dispersion
- 3″ LF voice coil
- Advanced Internal FIR DSP
- 131.5 dB Max SPL @ 1 meter
Compare The Series
The graph shows phase response.
Frequency is on the X axis and time (expressed in degrees) is on the Y axis.


DELTA-AXF12 and DELTA-AXF15 use 2 x Class D amplifiers. These are specifically tuned and selected to be the perfect match for the HF and LF drivers inside.
With multiple analogue inputs, DELTA-AXF full range models are ready to connect to whatever signal source you have.
DELTA-AXF models use premium birch plywood construction.
Not only does this create a solid and durable cabinet, but it also contributes to the overall sound and character.
DELTA-AXF is also covered in our most durable and hard wearing black paint finish. This ensures that a DELTA-AXF will always look as good as the day you unboxed it.

DELTA-AXF features a routed Wharfedale Pro logo.
It is also a logo to be proud of. A logo that lets your audience know that the sound of your even will be of the highest possible quality.

DELTA-AXF12 and DELTA-AXF15 are perfectly matched with the DELTA-AX15B and DELTA-AX18B subwoofers.
