Technological Innovation
1.Performance parameters and voice color of professional monitoring subwoofer.
2.Excellent low-noise signal processing circuit design, meeting the requirements of low-noise recording.
3.Design of HIFI level high fidelity circuit for 24 bit quantization/192kHz sampling and above processing module.
4.2 x AES/EBU digital signal transmission interfaces.
5.Gain adjustment knob can better realize loudspeaker sensitivity adjustment.
6.Analog signal input socket/signal output socket can better realize loudspeaker signal link.
7.The bass is a high-power LF speaker, protected by steel mesh.
8.LED backlight LOGO is designed on the front of loudspeaker.
9.The cabinet of the loudspeaker is made of medium density board, covered with oak grain leather, and sprayed with high hardness piano baking paint.
10.Multi mode switch can realize better crossover connection with full-range monitoring loudspeaker.
11.Multi state frequency division point conversion and phase conversion make the system adjustment more simple and convenient.
Product Description
| Model | MS12SA |
| Type | 12" Active Subwoofer |
| Driver | 1x12" LF speaker /φ 63mm VC/300W/8Ω |
| Free Field Frequency Response (± 3dB) | 28Hz-120Hz |
| Analog Signal Input Sensitivity (100dB SPL at 1m) | -6dBu,±6dB Adjustable |
| Digital Signal Input Sensitivity (100dB SPL at 1m) | -20dBFS,±6dB Adjustable |
| Max SPL-peak(@ 1m Calculated Value) | 121dB |
| Input Impedance | 10kΩ Balance |
| Rated Power of Amplifier | 350W |
| Crossover | 50-120Hz Variable |
| Background Noise (Testing Distance r=1m) | ≤15dB(A-weighted) |
| Total Harmonic Distortion (THD) at 90dB SPL @ 1m Axial Test | |
| Test Frequency Range： 30Hz-100Hz | ≤3% |
| Input Signal Connector | |
| Analog | 3 x XLR Female Buckle |
| Digital AES/EBU | 1 x XLR Female Buckle |
| Output Signal Connector | |
| Analog | 2 x XLR Male |
| Digital AES/EBU | 1 x XLR Male |
| ISDN Control Interface | 2 x RJ45 |
| Digital Signal Input | |
| Quantization | 16-24bit |
| Sampling Frequency | 32-192kHz |
| Amplifier Power Supply | 100-240V AC 50/60Hz |
| Dimension (W x H x D) | 413 x 494 x 516(mm) |
| Net Weight | 25kg |
| Usage Environment | Temperature: 15℃ -35℃ Humidity: 45%-75% |
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