Boston Acoustics GT-28, GT-24 manual GT-28 GT-24, Channel, High-Current/High-Power Ampliﬁers

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GT-28 GT-24

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Contents GT-28 GT-24 Channel, High-Current/High-Power AmpliﬁersTable of Contents Features and Speciﬁcations Parts ListControl Functions Lowpass Crossover Controls Subwoofer Level Control Port Status LED IndicatorsLowpass Slope ControlMechanical Functions Ampliﬁer Linking Wire ConnectionFuses Before You Install General Installation PrecautionsBattery and Charging System Wire RoutingChoose the Mounting Location Installation-Ampliﬁer MountingWire Gauge Installation-Fuses and WiringPassenger and Trunk Compartment Mounting Ampliﬁer FusesRemote Input Connection Power/B+ and Power/GND ConnectionSpeaker Output Connection Mono Subwoofer Operation Setup Tuning-Full-range SpeakersMusic Highpass & Lowpass Crossover ControlsHead Unit VolumeCrossover Controls Setup Tuning-Subwoofers Setup Tuning-Rear Fill SpeakersLowpass Crossover Control PhaseSystem A-Full-Range Front Speakers System ExamplesSystem B-Rear Fill Speakers System D -Series/Parallel 2Ω Subwoofers 2Ω load System C-Parallel 4Ω Subwoofers 2Ω loadStatus LEDs on Ampliﬁer not Lit-Head Unit Source Turned on Ampliﬁer Troubleshooting GuideEngine Noise from Speakers Limited Warranty US Contact and Warranty InformationIf Service Seems Necessary