LD Systems MON 15 A G3 is a compact high-performance powered stage monitor designed for musicians, bands, rental users, and live sound setups that need strong output, clear monitoring, and dependable durability. Its coaxial 2-way design, integrated DSP processing, and practical connectivity make it well suited for stage monitoring, drum fill duties, and even front-of-house use when a compact powered speaker is needed.
The LD Systems MON 15 A G3 is part of a newly developed family of powered stage monitors created for professional-level performance in a more accessible format. It combines premium monitor design concepts with practical everyday usability, featuring a 2-way coaxial speaker system with a 15-inch woofer and a 1-inch HF driver with 1.75-inch titanium diaphragm voice coil. This layout helps achieve true point-source behavior for focused, natural monitoring on stage.
With 300 watts RMS, 1200 watts peak power, and a maximum SPL of 129 dB, the MON 15 A G3 is designed to keep up with loud band stages while still maintaining detail and control. The frequency response reaches down to 48 Hz (-10 dB), giving it impressive low-end presence for a compact monitor of this type, which makes it especially effective for drum fill applications or standalone compact PA use without an additional subwoofer in some situations.
Its onboard DynX® DSP (Gen.2) provides distortion-free sound even at high output levels and includes useful sound-shaping tools such as a 3-band EQ, notch filter, delay line, and four application presets. These features help users tailor the speaker for different stage positions, performers, and room conditions while maintaining reliable sonic performance.
The cabinet is built for regular live use with a rugged Polyurea coating, aluminium front grille, and birch multiplex/MDF construction. With loop-through signal and PowerCON compatible power connections, plus a 35 mm speaker stand flange for FOH applications, the LD Systems MON 15 A G3 is a versatile monitor that fits both stage and small reinforcement roles.
| Beam Angle | 50° x 90° degrees |
| Frequency Response | 48 Hz - 20 kHz Hz |
| LED Type | 15-inch woofer with 3-inch voice coil, 1-inch HF driver with 1.75-inch titanium diaphragm voice coil |
| Max SPL | 129 dB dB |
| Power Consumption | 150 W W |
| Power Rating | 300 W RMS / 1200 W Peak W |
| Voltage Range | 100 V AC - 230 V AC / 50 - 60 Hz V AC |
| Wattage | 300 W RMS W |
| Brand | LD Systems |
| Name | LD Systems MON 15 A G3 |
| Primary Category | Powered Stage Monitor |
| Build Material | Birch multiplex, MDF with Polyurea coating and aluminium front grille |
| Dimensions | 19.9 x 13.4 x 20.4 in (505 x 340 x 517 mm) inches |
| Included Accessories | Mains cable |
| Mounting Options | 35 mm speaker stand flange mm |
| Transportability | Integrated handles for easier transport |
| Weight | 51.0 lb (23.15 kg) kg |
| Control Interfaces | XLR/jack combo signal input, XLR loop-through output, PowerCON compatible power loop-through |
| Onboard DSP | DynX® DSP (Gen.2) with 3-band EQ, notch filter, delay line, and 4 application presets |