增益控制

 

顺时针转动增益控制,增大增益;逆时针转动,减小增益。在最大设置

 

下,放大器的电压增益为 +35 dB1.26V 输入信号在输出端变为 70V

CX108V 的通道对控制和指示器组。

增益控制按分贝 (dB) 衰减。有 21 个制动器可进行重复调试。上面的 14 步大

约是每步 1 dB,正常的设置应该在这个范围内。低于 –14 dB 的范围不能用

有源 LED Ch.1-Ch.2 的左边。

于正常程序水平,因为输入净空可能被超过,但可在降低水平下测试。在

 

最小设置下,信号完全被切断。

 

增益控制隐藏,可以用小型螺丝刀或平板工具进行调整。如果需要,可以

 

安装增益控制安全罩,防止改动安装者的设置。

 

增益控制安全板

该罩防止改动增益设置。 LED 指示器仍然可以监视系统操作。

1.使用 9/64" 3.5 mm 六角扳手将螺丝松开几圈。不要完全松开。

2.松开螺丝下的罩的右端。

3.插入左端标签到最后一排通风槽,将面板全部推到右面。锁入插槽 内。

4.确定可通过外罩看到 LED。拧紧六角螺丝。

CH

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QSC Audio CX108V user manual 增益控制安全板

CX108V specifications

The QSC Audio CX108V is a powerful and versatile amplifier designed for commercial audio applications, particularly in environments such as retail spaces, restaurants, and other venues where high-quality sound is essential. Known for its reliability and performance, the CX108V has become a preferred choice for integrators and sound professionals alike.

One of the main features of the CX108V is its ability to deliver high power output while maintaining exceptional audio quality. With a power rating of 1000 watts at 4 ohms, the amplifier is capable of driving a wide range of loudspeakers with ease. Its efficient Class D amplifier design ensures low heat generation and prolonged operational life, making it a perfect fit for installations that require continuous use.

Another notable characteristic of the CX108V is its lightweight and compact design, which simplifies the installation process. Weighing in at just 7.6 kg (16.8 lbs), the amplifier can be easily mounted in various locations, whether on a rack, shelf, or wall. This portability does not come at the expense of durability, as the chassis is built from robust materials to withstand the rigors of a commercial environment.

The CX108V is equipped with a range of input options, including balanced XLR and TRS connectors, allowing for easy integration with various audio sources. Additionally, the amplifier features a precision feedback circuitry that enhances its overall performance, ensuring consistent audio delivery even at high volumes. Built-in protections such as over-temperature and short-circuit protection ensure reliable operation, minimizing downtime in critical environments.

QSC’s advanced DSP technology further enhances the capabilities of the CX108V. The amplifier includes programmable signal processing features that allow for tailored audio management, including EQ settings, crossover adjustments, and delay configurations. This flexibility makes it suitable for a variety of installation scenarios, enabling sound professionals to fine-tune the audio experience to meet specific needs.

In summary, the QSC Audio CX108V is a remarkable amplifier that combines power, efficiency, and intelligibility. Its lightweight design, robust protection features, and advanced DSP capabilities make it a go-to choice for audio professionals seeking high-performance solutions for commercial audio applications. With the CX108V, QSC Audio continues its tradition of delivering products that not only meet but exceed expectations in sound quality and reliability.