ST-12SMA
• Drivers
LF: 1 x 12"
HF: 1 x 1.75"
• Dispersion
Hor.80°x Vert.60°
• Max SPL (Peak)
127dB
- Commodity name: ST-12SMA
Overview
ST-12SMA is a high-performance active stage monitor designed for clarity, power, and versatility. Featuring a 12" woofer and 1.75" compression driver, it delivers punchy low-end and articulate highs across a wide 80°×60° coverage. The built-in Class D amplifier ensures efficient 350W RMS output with minimal distortion, while the adjustable high-pass filter lets you fine-tune stage presence. With a rugged cabinet and thoughtful acoustic design, ST-12SMA is perfect for live vocals, instruments, and demanding monitoring environments. Reliable, responsive, and built for the stage.
Specifications
Drivers | LF 1x12"(300mm) HF 1x1.75"(44mm) |
Frequency Response (-10dB) | 60Hz~20kHz |
Dispersion | Hor.80°x Vert.60° |
Sensitivity (1M/1W) | 96dB |
Max SPL | 121dB (continuous)/127dB (peak) |
Rated Power (AES) | 350W |
Impedance | 8Ω |
Amplifier Circuitry | Class D |
Amplifier power | 350W |
Input sensitivity | 0.775mV |
THD | 0.05% |
Damping Factor | ≥300 |
HPF | 60Hz~200Hz |
Output Power | 600W THD=1% 1kHz |
AC Power Operating Range | 220-240V,50Hz/60Hz |
Dimensions ( HxWxD ) | 380 x 408 x 608 mm |
Net Weight | 21.1 kg |
Dimensions

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• Drivers
LF: 1 x 12"
HF: 1 x 1.75"
• Dispersion
Hor.80°x Vert.60°
• Max SPL (Peak)
127dB
Applications
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