54

后面板功能

 

分频开关

排气孔

 

 

不要堵塞通风孔。

分频位置

安装开放式背部支架。

分解全幅信号驱动亚低音扬声器和顶箱。

 

通道 1

接收低频 (20-100Hz),供亚低音扬声器。

 

通道 2

接收 100Hz - 20kHz,驱动全幅扬声器。

 

如果使用分频模式,仅将信号连接到通道 1。

使用双增益控制平衡低频和高频信号(见前面板)。

SCH

全幅位置

对于正常,双通道使用全部的活动输入。 分频被绕过。

后耳安装

后耳用于保护

后部接头线敷料和

支持支架内放大器。 后支架支撑座 套件(双 FG-000031-00 架型)可 从 QSC 技术服务集团获得。

输入连接

平衡 XLR 输入

引脚 2 正极,引脚 3 负极,引脚 1 屏蔽(接 地)。 建议用于长或短运行,固定或经常变 换。 各通道的 XLR 和 TRS 支架为内部连接, 并提供接入透眼连接其他接头。

平衡 1/4 英寸 TRS 输入

顶端正极,环路负极,套管屏蔽(接地)。 建议 用于经常变换的长运行和短运行。

非平衡 1/4 英寸 TS 输入

对短运行接入非平衡 1/4 英寸插头。 顶端正极,套管屏蔽(接地)。

非平衡声音输入

顶端正极,圆筒屏蔽(接地)。 建议

对接到处于同一机架内的附近源的半永久连接使 用。 注意:如果使用这些输入,TRS 和 XLR 输 入不应使用。

Page 54
Image 54
QSC Audio GX5, GX7, GX3 user manual 后面板功能

GX3, GX5, GX7 specifications

QSC Audio has established itself as a leader in professional audio solutions, and its GX series of power amplifiers—GX7, GX5, and GX3—reflect the brand's commitment to quality and performance. These amplifiers are designed to deliver reliable, high-quality sound reinforcement, meeting the demands of musicians, DJs, and audio engineers alike.

The QSC GX7 is a robust amplifier capable of delivering 1,000 watts per channel at 4 ohms, making it an excellent choice for larger venues or events where powerful sound output is essential. It features QSC's PowerLight technology, which provides high efficiency and a lightweight design, ensuring portability without sacrificing power. The GX7 also includes an advanced clip limiter that protects the system from distortion, while maintaining audio clarity. Its rear panel features XLR and TRS inputs, allowing for versatile connectivity options.

Next in the lineup is the GX5, a mid-range amplifier that offers 700 watts per channel at 4 ohms. It strikes a perfect balance between performance and size, making it suitable for both small to medium-sized events or as part of a larger sound system. Like the GX7, it adopts the PowerLight technology for energy efficiency, and its durable construction ensures reliability in diverse environments. The GX5 also comes equipped with a low-frequency protection circuit that safeguards speakers from over-excursion, preserving sound quality throughout usage.

The smallest of the series, the GX3, delivers 500 watts per channel at 4 ohms. Ideal for smaller venues, mobile applications, or as monitors in a studio setting, the GX3 shares many of the same technologies as its larger counterparts, including the PowerLight design and a comprehensive protection system. Its front-to-back ventilation helps maintain thermal stability, enhancing performance during longer sessions.

All three models incorporate a design philosophy emphasizing user convenience and flexibility. The amplifiers feature an intuitive rear panel layout that simplifies setup and operation, while their lightweight design makes them easy to transport. QSC’s innovative technology ensures consistent performance and durability, making the GX series a trusted choice for professionals.

In summary, the QSC Audio GX7, GX5, and GX3 amplifiers deliver impressive power, solid build quality, and advanced features tailored for a variety of audio applications. Whether powering large PA systems or small setups, these amplifiers embody QSC's dedication to audio excellence and reliability.