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Ahuja SMS-450P Professional Active PA Stage Monitor Speaker
The Ahuja SMS-450P Professional PA Active Loudspeaker is designed for professional audio reinforcement, stage monitoring, live performances, and public address applications. It features a built-in bi-amplifier that powers the low-frequency and high-frequency drivers separately, delivering controlled and balanced audio performance for demanding sound environments.
Equipped with a 15-inch low-frequency woofer and a dynamic horn driver, this two-way active speaker is suitable for events, presentations, musical performances, and indoor or outdoor sound reinforcement. Its angled enclosure supports effective floor monitoring, while the durable wooden cabinet and heavy-duty metal handles make transportation and installation more convenient.
Key Features
- 400W Class Active PA Speaker: Built-in bi-amplifier with 350W RMS LF output and 50W RMS HF output at 1% THD.
- Two-Way Speaker Design: Combines a 15-inch low-frequency woofer with a dynamic horn driver.
- Microphone and Line Input: Balanced Input 1 can be switched between microphone and line modes.
- Flexible Audio Connectivity: Input 2 supports a balanced line signal through a 6.3mm jack or an unbalanced stereo source through dual RCA connectors.
- Balanced Line Output: Selectable loop-through or mixed output for connecting another compatible speaker or recording equipment.
- Stage Monitor Design: Angled enclosure supports floor monitoring, with a bottom adaptor for stand mounting.
- Audio Tone Controls: Adjustable bass and treble controls help tailor the sound to the environment.
- Built-In Protection: Includes protection against DC offset, output short circuits, and overdrive conditions.
Technical Specifications
| Specification | Details |
|---|---|
| Brand | Ahuja |
| Model | SMS-450P |
| Product Type | Active PA Loudspeaker / Stage Monitor |
| Speaker Configuration | Two-Way |
| Amplifier Type | Built-In Bi-Amplifier |
| LF Power Output | 350W RMS at 1% THD, Class H |
| HF Power Output | 50W RMS at 1% THD, Class AB |
| Low-Frequency Driver | 1 × 15-inch (381mm) woofer |
| LF Voice Coil | 76.2mm (3 inches) |
| High-Frequency Driver | Dynamic horn, 44.4mm (1.75-inch) voice coil |
| Frequency Response | 50Hz–20kHz ±3dB |
| Crossover Frequency | 2.5kHz |
| Signal-to-Noise Ratio | 60dB |
| Input 1 | Balanced microphone/line, selectable |
| Input 2 | Balanced line jack and dual RCA stereo input |
| Output | Balanced, selectable loop-through or mixed output |
| Tone Controls | Bass and treble, ±5dB |
| Power Supply | 220–240V AC, 50/60Hz |
| AC Power Consumption | 500VA |
| Dimensions | 700 × 400 × 525mm (W × H × D) |
| Weight | 35.50kg |
Applications
- Live stage performances and musical events
- Professional PA and sound reinforcement systems
- DJ setups and entertainment venues
- Indoor and outdoor event sound monitoring
- Auditoriums, presentations, and public gatherings
- Musical instrument and professional audio applications
Why Choose the Ahuja SMS-450P?
The Ahuja SMS-450P combines an integrated bi-amplifier, a large 15-inch woofer, flexible input and output connectivity, and a durable stage-monitor enclosure. Its dedicated LF and HF amplification, adjustable tone controls, and built-in protection make it a practical choice for professional sound reinforcement and stage monitoring.
Compatibility and Installation
Connect compatible balanced microphone or line-level sources to Input 1, or use Input 2 for supported line-level jack and RCA sources. The balanced output can be configured for loop-through or mixed audio. Confirm source signal levels, connector compatibility, and electrical requirements before installation.
Ahuja SMS-450P 400W Active PA Stage Monitor Speaker with Built-In Bi-Amplifier, 15-Inch Woofer, Microphone/Line Inputs and Balanced Audio Output
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