Bogen GS150D Gold Seal Series 150-Watt Mixer Amplifier


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Dale #:BOGE-GS150D

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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. These amplifiers are available in 500, 250, 150, 100, 60 and 35 watt models, each with exactly the same features to provide power and performance no matter how large or small the application. 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 their extensive flexibility, the Gold Seal Series amplifiers provide a combination of features not found in other commercial amplifiers. The Gold Seal Series amplifiers also offer Class D Amplification for increased operating efficiency.


    • 4 dedicated MIC inputs
    • 1 selectable MIC/TEL input
    • 1 selectable MIC/AUX input
    • 1 dedicated AUX input
    • 4-ohm, 8-ohm, 25V, 25VCT and 70V transformer-coupled outputs
    • Rack mountable – 2RU package
    • Dual-function, 10-band graphic equalizer (Acoustic EQ or Feedback Control modes)
    • True loudness contour function
    • Audio Enhancement circuit for improved intelligibility
    • Switchable phantom power supply (13V DC)
    • Variable AUX input muting
    • Remote master volume control capability
    • Automatic level control
    • Input muting via contact on inputs
    • Voice activated AUX muting on TEL input
    • AUX fade back after TEL page
    • Pre-amp Out/Power Amp In “insert” connections
    • Booster amp output connection
    • Tape output connection
    • Balanced line driver output (using WMT1A accessory; sold separately)
    • Low-cut filter for MIC channels
    • Listed to UL Standard 60065 for U.S. and Canada
    • Rack Mounting Kit (GSDRPK; sold separately)
    • Remote Volume Control (GSRVC; sold separately)
    • Security Cover (GSTRC; sold separately)
  • Power Rating (RMS) GS35D: 35 watts; GS60D: 60 watts; GS100D: 100 watts; GS150D: 150 watts; GS250D: 250 watts; GS500D: 500 watts
    Frequency Response Transformer Output: 65 Hz to 20 kHz, +0/-2 dB @ -2 dB
    Distortion Transformer Output: 0.5% (max.), 0.3% (typ.), 65 Hz to 20 kHz
    Signal-to-Noise Ratio Fundamental: -70 dB or better; AUX 1 & 2: -70 dB; Tel: -70 dB or better @ 600 ohms
    MIC 1 through MIC 6: -60 dB or better @ 200 ohms
    Inputs/Outputs MIC: 6 Lo-Z balanced via 4 XLR connectors and 2 screw terminals
    Sensitivity: 11mV (200 ohms)
    AUX: 2 Hi-Z RCA jacks. Sensitivity: 0.085V (10k ohms)
    Telephone: Screw terminals. Sensitivity: 0.07V (600 ohms)
    Output to Power Amp: 5V @ Rated Output via RCA jack
    Power In/Pre Out: Input 1V/Output 1V via RCA jacks
    WMT1A Output: 25V @ Rated Output via RCA jack
    Tape Output: 700 mV @ Rated Output via RCA jack
    Output Impedance All models: balanced or unbalanced 4-ohm, 8-ohm, 25V, 25VCT, 70V
    Output Regulation Better than 2 dB from no load to full load
    AC Input Voltage 120V~ 60 Hz
    AC Current GS35D: 0.8A; GS60D: 1.3A; GS100D: 2.1A; GS150D: 2.5A; GS250D: 4.0A; GS500D: 6.5A
    Thermal Emissions (Full Power) GS35D: 78.5 BTU/HR.; GS60D: 119.5 BTU/HR.; GS100D: 191.3 BTU/HR.; GS150D: 136.6 BTU/HR.; GS250D: 239.1 BTU/HR.; GS500D: 467.9 BTU/HR.
    Variable Mute Range -60, -21, -10, 0 dB (AUX1 & 2)
    ALC Distortion: less than 0.5%; Compression: 25 dB (TEL)
    VOX Threshold TEL Input 20 mV (VOX control max., clock-wise position)
    MIC Precedence Via terminal strip. -60 dB: MIC 1, 2, 3, 5/TEL, 6/AUX, AUX 2
    Power Input/Pre Output Input 1V/Output 1V via RCA jacks
    Phantom Power 13V DC
    Lo-Cut 3 dB@100 Hz
    Loudness Contour +8 dB @ 100 Hz, +4 dB @ 10 kHz (AUX 1 & 2 control at 1/4 clock-wise position)
    Overload Protection Electronic with automatic reset
    Thermal Protection Thermistor attached to heat sink
    Dimensions 16-1/2" W x 3-1/2" H x 13-1/2" D
    Shipping Weight GS35D: 13.5 lb.; GS60D: 14.3 lb.; GS100D: 16.4 lb; GS150D: 18.5 lb.; GS250D: 19.5 lb.; GS500D: 26.5 lb
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