Summary of the content on the page No. 1
AUDIO SYSTEMS
CONTENTS
Congratulations! 3
Specifications 3
Features 4
A M P L I F I E R S
About Protection Circuitry 5
Amplifiers and 2 Ohm Operation 5
Electrical Wiring 6
Mounting the Amplifier 6
High Input Wiring 7
Mode Switch Settings 8
Low Level Input Wiring 9
Four Channel Amplifier Speaker Wiring 10
GT 1180
Bridged Speaker Wiring with a Four Channel Amplifier 10
GT 1380
Dual Tri-Mode Speaker Wiring with a Four Channel Amplifier 11
Five Channel Amplifier S
Summary of the content on the page No. 2
AUDIO SYSTEMS A M P L I F I E R S Congratulations on your purchase of a BOSS Audio Systems GT car audio amplifier.GT amplifiers are designed and engineered in the USA to the highest level of quality, and will afford you years of listening enjoyment. All GT amplifiers utilize fully-regulated MOSFET power supplies, which ensures that switching response is extremely fast and output power is clean. 3 Thank you for making BOSS Audio Systems your choice for mobile audio entertainment. GT 1180 GT 138
Summary of the content on the page No. 3
AUDIO SYSTEMS Built-in Crossover All GT amplifiers feature built-in electronic crossovers. A M P L I F I E R S The MonoBlock amplifier (GT1000M) features an continuously-variable low pass and an +18dB Bass Boost switch. F E A T U R E S The 2 Channel, 4 Channel and 5 Channel GT amplifiers feature continuously-variable low pass crossovers and fixed high pass crossovers. They also all feature a +18 dB Bass Boost switch. Four Channel Amplifiers All GT amplifiers have been desi
Summary of the content on the page No. 4
AUDIO SYSTEMS Electrical Wiring High Level Inputs The GT 4-Channel amplifiers utilize a separate connector All BOSS GT series power amplifiers are equipped with easy top access screw terminals. These for Channels 1/2 and Channels 3/4. terminals are nickel-plated in order to ensure excellent electrical contact and resist corrosion. When making electrical connections to the amplifier, please observe the following: WARNING: If you use the HIGH LEVEL (speaker) inputs, do not use the LOW LEVEL inpu
Summary of the content on the page No. 5
AUDIO SYSTEMS Four Channel Amplifiers: High Level Inputs (5 Channel Amplifier) - GT 1580 GT 1180, GT 1380, GT 148 0 WARNING: If you use the HIGH LEVEL (speaker) inputs, do not use the LOW LEVEL inputs at the same time. CHANNEL 2 (+) CHANNEL 2 (-) CHASSIS GROUND CHANNEL 1 (-) CHANNEL 1 (+) CH1 C H 2 CH4 CH3 HEAD UNIT CCHH11//22 CCHH55 C C H H 1 1 C CH H3 3 C CH H5 5--L L INPUT INPUT IN P U T INPUT CCHH11 CCHH22 From 9900 From OUTPUT From OUTPUT HEAD UNIT 4455 4455 9900 4 4 5 5 9 9 0 0 of HEAD
Summary of the content on the page No. 6
AUDIO SYSTEMS + + + + Four Channel Speaker Wiring Dual Tri-Mode Speaker Wiring Four Channel Amplifiers Tri-Mode Operational Output is a unique feature which allows a subwoofer to be operated in MONO GT 1180, GT 1380, GT 1480 CH1 CH2 mode, while the main speakers are playing STEREO simultaneously on one pair of amplifier output SPEAKER SPEAKER channels. To engage the amplifier in this mode, place the Crossover (Subwoofer) switch in the FULL position. Use a 100V non-poplar capacitor for a high pa
Summary of the content on the page No. 7
AUDIO SYSTEMS + + + + + + CH2 Five Channel Speaker Wiring Dual Tri-Mode Speaker Wiring SPEAKER Five Channel Amplifier: Tri-Mode Operational Output is a unique feature which allows a subwoofer to be operated in MONO GT 1580 CH 5 SPEAKER CH1 mode, while the main speakers are playing STEREO simultaneously on one pair of amplifier output SPEAKER (SUBWOOFER) channels. To engage the amplifier in this mode, place the Crossover (Subwoofer) switch in the FULL position. Use a 100V non-poplar capacitor fo
Summary of the content on the page No. 8
AUDIO SYSTEMS Precautions Troubleshooting Before removing your amplifier, refer to the list below and follow the suggested procedures. Before you drill or cut any holes, investigate your car's layout very carefully. Take care Always test the speakers and their wires first. when you work near the gas tank, fuel lines, hydraulic lines and electrical wiring. No Output Confirm that all terminal strip connections are secure and tight. Do not operate the amplifier when it is not mounted. Attach all
