Technical Specifications

Power Rating (RMS):

GS-35

GS-60

GS-100

GS-150

GS-250

Frequency Response:

Transformer Output — Direct —

Distortion:

Direct —

Transformer —

Signal-to-Noise Ratio:

Fundamental —

Aux 1 & 2 —

Tel

Mic 1 - 6 —

Inputs/Outputs:

Mic —

Aux— Telephone — Output to Power Amp — Power In/Pre Out — WMT-1A Output — Tape Output —

Output Impedance:

Output Regulation:

Variable Mute Range:

ALC:

VOX Threshold:

Mic Precedence:

Loudness Contour:

Aphex Aural Exciter:

Overload Protection:

Thermal Protection:

Line Fusing:

Dimensions: Shipping Weight:

GS-35

GS-60

GS-100

GS-150

GS-250

35watts

60watts

100watts

150watts

250watts

65Hz to 20KHz +0/-2dB @ -2dB

20Hz to 20KHz, +0/-1dB @ rated power

0.5% (max.), 0.3% (typ.), 20Hz to 20KHz

0.5% (max.), 0.3% (typ.), 65Hz to 20KHz @ -2dB

-94dB or better; -70dB

-70dB or better @ 600 ohms -60dB or better @ 200 ohms

6 Lo-Z balanced via 4 XLR connectors and 2 screw terminals. Sensitivity: 0.35mV (200Ω)

2 Hi-Z RCA jacks. Sensitivity: 0.085V (10Kohms)

Screw terminals. Sensitivity: 0.07V (600Ω )

5V @ Rated Output via RCA jack In 1V/Out 1V via RCA jacks

25V @ Rated Output via RCA jack 687mV @ Rated Output via RCA jack

Balanced or unbalanced 8-ohms, 25V, 25VCT, 70V; 4-ohm direct unbal. Better than 2dB from no load to full load

4 steps, -60, -21, -10, 0dB (Aux 1 & 2) Distortion - less than 0.5%; Compression - 25dB Input 20mV (VOX control max. CW position)

-60dB (via terminal strip Mic 1, 2, 3, 5/Tel, 6/Aux, Aux 2

+8dB @ 100Hz, +4dB @ 10KHz (Aux 1 & 2 control at 1/4 CW position) Type A9

Electronic with automatic reset

105°C (220°F) thermistor attached to heat sink Resettable circuit breaker (GS35/60/100/150), Slo-Blo Fuse 6A/125VAC (GS250)

16.5”W x 3.5”H x 12”D All Models

19lbs

24lbs

28lbs

31lbs

33lbs.

Bogen® is a registered trademark of Bogen Communications, Inc.

APHEX® is a registered trademark of Aphex Inc.

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Bogen GS-150, GS-60, GS-100, GS-250, GS-35 manual Technical Specifications, Alc

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.