Boston Acoustics GT-28, GT-24 specification

System Examples (cont.)

System C—Parallel 4Ω Subwoofers (2Ω load)

4Ω

10.5LF

to ground

to ground

fuse

to + battery terminal

fuse

to + battery terminal

4Ω

10.5LF

System D —Series/Parallel 2Ω Subwoofers (2Ω load)

mono

to ground

to ground

fuse

to + battery terminal

fuse

to + battery terminal

2Ω

10.5LF

2Ω

10.5LF

2Ω

10.5LF

2Ω

10.5LF

17

Image 17

Boston Acoustics GT-28, GT-24 System C-Parallel 4Ω Subwoofers 2Ω load, System D -Series/Parallel 2Ω Subwoofers 2Ω load

Contents

GT-28 GT-24 Channel, High-Current/High-Power Ampliﬁers Table of Contents Features and Speciﬁcations Parts List Control Functions Lowpass Crossover Controls Subwoofer Level Control Port Status LED IndicatorsLowpass Slope Control Mechanical Functions Fuses Wire ConnectionAmpliﬁer Linking Before You Install General Installation PrecautionsBattery and Charging System Wire Routing Choose the Mounting Location Installation-Ampliﬁer Mounting Wire Gauge Installation-Fuses and WiringPassenger and Trunk Compartment Mounting Ampliﬁer Fuses Speaker Output Connection Power/B+ and Power/GND ConnectionRemote Input Connection Mono Subwoofer Operation Setup Tuning-Full-range SpeakersMusic Highpass & Lowpass Crossover Controls Crossover Controls VolumeHead Unit Setup Tuning-Subwoofers Setup Tuning-Rear Fill Speakers Lowpass Crossover Control Phase System B-Rear Fill Speakers System ExamplesSystem A-Full-Range Front Speakers System D -Series/Parallel 2Ω Subwoofers 2Ω load System C-Parallel 4Ω Subwoofers 2Ω load Engine Noise from Speakers Ampliﬁer Troubleshooting GuideStatus LEDs on Ampliﬁer not Lit-Head Unit Source Turned on If Service Seems Necessary Contact and Warranty InformationLimited Warranty US