Contents

Important Safety Information

.2

Unpacking

.2

Packing List

.2

Accessories

.2

Features

.3

Front panel (All Models)

.3

Rear panel (Models GS-35, GS-60, GS-100, GS-150)

.4

Rear Panel (GS-250)

.5

Input Connections

.6

Mic 1-4

.6

Mic 5/Tel

.6

Mic 6/Aux1

.6

Aux 2

.6

Phantom Power for Mic 5 & Mic 6

.6

Remote Volume Control

.7

Precedence Connections

.7

Output Connections

.8

Output Terminal Strip

.8

WMT-1A

.8

To Power Amp

.8

Pre-Out/Power In Jack

.8

Tape Out

.8

Operation

.9

Power Switch

.9

Individual Volume Controls

.9

Lo-Cut Filter

.9

Contour Pushbutton Switch

.9

Aphex Aural Exciter

.9

Dual Function Acoustic Equalizer

.9

Telephone Paging Control

10

Variable Mute

10

Troubleshooting

11

Maintenance

12

Bogen Service

12

Technical Specifications

13

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Bogen GS-250, GS-150, GS-60, GS-100, GS-35 manual Contents

GS-35, GS-250, GS-100, GS-60, GS-150 specifications

The Bogen GS series offers a variety of versatile and efficient amplifiers tailored for different audio applications. Among the models in the series are the GS-250, GS-100, GS-35, GS-150, and GS-60, each providing unique features suited for various environments, such as schools, auditoriums, and commercial settings.

The Bogen GS-250 is a robust amplifier, delivering a powerful output of 250 watts. Its key feature is its built-in 5-input mixing capability, allowing for seamless integration of multiple audio sources. The GS-250 incorporates advanced thermal protection and a low-impedance output, ensuring reliable performance even under strenuous conditions. This model also supports both 70V and 4Ω speaker configurations, making it adaptable for a wide range of installations.

Next in the lineup is the GS-100, which outputs 100 watts and is designed for medium-sized venues. It features a straightforward front-panel interface with volume controls and indicator lights for easy operation. The GS-100 is equipped with two auxiliary inputs, enabling users to connect additional devices, such as microphones or digital audio players, while its built-in paging capabilities make it suitable for announcements in public spaces.

The GS-35 is a compact model with a 35-watt output, ideal for small rooms or personal use. This amplifier includes a single microphone input with an adjustable volume control, making it user-friendly for educational settings or small business environments. Its lightweight design allows for easy transportation and installation, offering a practical solution for localized sound needs.

For slightly larger applications, the GS-150 offers 150 watts of power. This model is equipped with multiple inputs, including dedicated microphone and auxiliary options. An important feature of the GS-150 is its user-adjustable tone control, providing flexibility to tailor sound quality based on the acoustics of the environment. Additionally, it supports both high-impedance and low-impedance systems.

Finally, the GS-60 rounds out the series with its 60-watt output, perfect for smaller venues. It boasts a simple setup with an intuitive interface, catering to users who may not be audio professionals. The GS-60 combines affordability with quality sound reproduction, making it a popular choice for businesses looking to enhance their audio capabilities without breaking the bank.

In summary, the Bogen GS series offers a comprehensive range of amplifiers that cater to various needs, characterized by robust power outputs, multiple input options, and user-friendly interfaces. Each model is designed with reliability in mind, ensuring consistent performance in diverse audio environments.