Bogen Communications GS150
150 Watt Paging Mixer / Amplifier


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The Gold Seal Series amplifiers are designed to meet the rigorous requirements of today’s sophisticated sound systems.They combine unique and useable features with ultra high reliability and professional performance.

The Bogen Gold Seal Series amplifiers are an extraordinary addition to Bogen's line of quality audio amplifiers. Designed with the sound contractor in mind, they provide unparalleled flexibility and versatility, without the need for add-on modules.

In addition to its extensive flexibility, the Gold Seal Series amplifiers offer a combination of features not found in other commercial amplifiers.


  • 4 dedicated microphone inputs (XLR connectors)
  • 1 selectable Mic/Tel input
  • 1 selectable Mic/Aux input
  • 1 dedicated Aux input
  • 4-ohm direct coupled output
  • 8-ohm, 25V, 25VCT, and 70V transformercoupled outputs
  • 2 rack spaces
  • Dual-function, 10-band graphic equalizer (Acoustic EQ/Feedback Control)
  • True loudness contour function
  • Aphex® Aural Exciter for improved intelligibility
  • Switchable phantom power supply
  • Variable Aux input muting
  • Remote master volume control capability
  • Input muting via contact on all inputs
  • Voice activated aux muting on Tel input
  • Aux fade back after Tel page
  • Pre-amp out/Power amp in connections
  • Booster amp output connection
  • Tape output connection
  • Balanced line driver output (using WMT1A accessory)
  • Low-cut filter for Mic channels
  • Tamper-resistant front cover available (GSTRC)
  • Rack mounting kit available (GSRPK)
  • Remote volume control available (GSRVC)


  • Rated Power Output: 150 watts RMS
  • Frequency Response: 20Hz to 20KHz, +0, -1dB (Direct) @ RPO. 65Hz to 20KHz, +0, 2dB (Transformer) @ -2dB
  • Distortion: 0.5% (max.), 0.3% (typ.), 20Hz to 20KHz (Direct) @ RPO; 0.5% (max.), 0.3% (typ), 65Hz to 20KHz (Transformer) @ -2dB; 0.1% (max.) @ 1KHz (at RPO, Direct& Transformer Output)
  • Signal To Noise: (22Hz - 22KHz Filter): -94dB or better (Fundamental), -60dB or Better @ 200 W (Mic Inputs 1 to 6)
  • Inputs/Outputs: Lo-Z balanced Mic (4 XLR, 2 screw terminal con- nectors), 2 Aux, Telephone, Power Amp jack, Preamp out/Power Amp In jacks, Tape Out jack, WMT-1A jack
  • Output Impedance: 500/600 W line-matching transformer (with WMT-1A accessory), Balanced or unbalanced @ 8 W, 25V, 25VCT, 70V, 100V,Direct unbalanced @ 4 W
  • Output Regulation: Better than 2dB from no load to full load ALC: Distortion less than 0.5%; Compression: 25dB
  • Aphex Aural Exciter: Type A9
  • Loudness Contour: +8dB @ 100Hz, +4dB @ 10KHz (Aux 1& 2 @ ¼-CW position)
  • Overload Protection: Electronic, automatic reset; Thermal
  • Power Consumption: (120V AC, 60Hz) 3A, 300 watts
  • Dimensions (H x W x D): 3-½” x 16-½” x 12”
  • Shipping Weight:30.5 lbs.
Remote Volume ControlBogen Communications GSRVC
Remote Volume Control

Install up to 1000 feet from amplifierFits in single gang electrical box2-3/4" W x 4-1/2" H x 1-3/8" D

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Our Price:$41.53
List Price: $51.24
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19" Rack Panel Kit (All GS Models)Bogen Communications GSRPK/RK60
19" Rack Panel Kit (All GS Models)

Rack panel kit for Bogen's Gold Seal series amplifiers.Specifications: Dimensions (W x H x D): 1-1/4" x 3-1/2" x 10-1/4" Weight: 2 lbs.

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Our Price:$36.99
List Price: $45.67
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Tamper-Resistant Cover for Bogen Gold Seal AmplifiersBogen Communications Gstrc
Tamper-Resistant Cover for Bogen Gold Seal Amplifiers

Tamper-resistant cover for Bogen's Gold Seal series Amplifiers.Specifications: Dimensions (W x H x D): 14-3/4" x 3-1/2" x 1" Weight: 1 lb.

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Our Price:$31.68
List Price: $39.07
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600 Ohm Line Input TransformerBogen Communications WMT1A
600 Ohm Line Input Transformer

The Bogen Model WMT1A transformer is designed especially for matching inputs from, or outputs to, a 600-ohm line.As an input-matching transformer, it may be used to connect telephone systems to most Bogen public address amplifiers for ...

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Our Price:$32.50
List Price: $56.98
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