DDX15 - Speaker Martin Audio - Free user manual and instructions
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| Product Type | Passive 2-way loudspeaker |
| Brand | Martin Audio |
| Model | DDX15 |
| Woofer | 15" (380mm) neodymium magnet |
| Tweeter | 1" (25mm) exit compression driver |
| Power Handling (Continuous) | 400 W |
| Power Handling (Peak) | 1600 W |
| Impedance | 8 ohms |
| Sensitivity (1W/1m) | 97 dB |
| Frequency Response (-6dB) | 55 Hz – 20 kHz |
| Maximum SPL (Peak) | 129 dB |
| Connectors | 2x Neutrik speakON NL4 |
| Enclosure Material | Birch plywood |
| Finish | Black textured paint |
| Grille | Perforated steel with acoustic foam |
| Dimensions (H x W x D) | 700 x 445 x 420 mm (27.6 x 17.5 x 16.5 in) |
| Weight | 20 kg (44 lb) |
| Flying Hardware | M8 threaded inserts |
| Dispersion (H x V) | 90° x 60° (rotatable) |
| Crossover Type | Passive, internal |
| Compatible Amplifier | Martin Audio MA series or similar |
Frequently Asked Questions - DDX15 Martin Audio
What is the power handling of the Martin Audio DDX15?
The DDX15 has a continuous power handling of 400 W and a peak capacity of 1600 W (AES standard). Always use an amplifier that matches these ratings to avoid damage.
What is the impedance of the DDX15?
The nominal impedance is 8 ohms, making it compatible with most professional amplifiers.
Can the DDX15 be used as a floor monitor?
Yes, the enclosure is trapezoidal and can be used as a wedge monitor. The rotatable horn allows the dispersion pattern to be oriented correctly when used horizontally.
What type of connectors does the DDX15 use?
It features two Neutrik speakON NL4 connectors in parallel for easy daisy-chaining. Pinout: +1/-1 for the full-range signal.
What is the frequency response of the DDX15?
The frequency response is 55 Hz – 20 kHz at -6 dB, suitable for full-range music and speech reinforcement.
What amplifier is recommended for the DDX15?
Martin Audio recommends using the MA series amplifiers (e.g., MA2.8, MA5.2) configured in stereo mode with proper gain settings.
How heavy is the DDX15?
The speaker weighs approximately 20 kg (44 lb), requiring at least two people for safe handling and installation.
Can the DDX15 be flown?
Yes, it has M8 threaded inserts for use with Martin Audio flying accessories. Proper rigging hardware and safety should be used.
What is the coverage angle of the DDX15?
The horn provides 90° x 60° coverage, rotatable to maintain correct orientation when the cabinet is used horizontally.
How do I clean and maintain the DDX15?
Use a dry or slightly damp cloth to clean the exterior. Do not use solvents. Check grille and connectors periodically. Replace damaged grille foam if needed.
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