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Manafacture: Pyramid Car Audio File size: 889.71 kb File name: PB81Xcrystal.pdf Language of manual:

This amplifier extends the Pyramid tradition into a totally new series of amps, designed from the ground up to deliver the power, performance and flexibility the modern car audio enthusiast demands. When you check the list of features offered by the PB481X, PB681X, PB781X, PB881X, PB1281X,and PB1881X, you’ll know you made the right choice with a Pyramid Power amplifier. 1 general features PB481X PB781X PB1281X PB681X/PB881X PB1881X features and specifications electrical connections PB481X/PB781X/PB1281X PB681X/PB881X/PB1881X stereo input connections PB481X/PB781X/PB1281X mono input connections PB481X/PB781X/PB1281X 2/4 channel input connections PB681X/PB881X/PB1881X 2-3 4-5 6-7 8-9 10-11 12-13 14 15 16 17 18 table of contents high level input connections PB681X/PB881X/PB1881X 19 mono input connections PB681X/PB881X/PB1881X 20 high level mono input connections PB681X/PB881X/PB1881X 21 speaker connections PB481X/PB781X/PB1281X 22 speaker connections PB681X/PB881X/PB1881X 23-24 mounting and installation 25 protection circuitry and troubleshooting 26 precautions 27 · 300 Watts x 2 Output · 600 Watts x 1 Bridged Output · Variable Hi/Lo Electronic Crossover PB481X High Performance 600 Watt 2 Channel Bridgeable MOSFET Amplifier 2 Network · Variable Bass Boost (0 - +18 dB @ 60Hz) · Variable Input Level (Gain) Control · Remote Turn On/Off · Gold Plated RCA Inputs · High Level MOLEX Input · Power ON LED Indicator · LED Protection Indicator · S/N Ratio: > 95 dB · THD: <0.04% · Thermal Protection · Overload Protection · Short Circuit Protection · Anti-Thump Turn-On general features PB781X High Performance 1000 Watt 2 Channel Bridgeable MOSFET Amplifier · 500 Watts x 2 Output · 1000 Watts x 1 Bridged Output · Variable Hi/Lo Electronic Crossover Network · Variable Bass Boost (0 - +18 dB @ 60Hz) · Variable Input Level (Gain) Control · Remote Turn On/Off · Gold Plated RCA Inputs · High Level MOLEX Input · Power ON LED Indicator · LED Protection Indicator · S/N Ratio: > 95 dB · THD: <0.04% · Thermal Protection · Overload Protection · Short Circuit Protection · Anti-Thump Turn-On PB1281X High Performance 1600 Watt 2 Channel Bridgeable MOSFET Amplifier · 800 Watts x 2 Output · 1600 Watts x 1 Bridged Output · Variable Hi/Lo Electronic Crossover Network · Variable Bass Boost (0 - +18 dB @ 60Hz) · Variable Input Level (Gain) Control · Remote Turn On/Off · Gold Plated RCA Inputs · High Level MOLEX Input · Power ON LED Indicator · LED Protection Indicator · Remote Bass Boost · S/N Ratio: > 95 dB · THD: <0.04% · Thermal Protection · Overload Protection · Short Circuit Protection · Anti-Thump Turn-On · 250 Watts x 4 Output ·500W x 2 Bridged Output (250W x 2 + 500W x 1) · Dual Variable Hi/Lo Electronic Crossover Network PB681X High Performance 1000 Watt 4 Channel Bridgeable MOSFET Amplifier 3 · Dual Variable Bass Boost (0 - +18 dB @ 60Hz) · Variable Input Level (Gain) Control · Remote Turn On/Off ·Gold Plated RCA Inputs ·High Level MOLEX Inputs ·Power ON LED Indicator ·LED Protection Indicator ·S/N Ratio: > 95 dB ·THD: <0.04% ·Thermal Protection ·Overload Protection · Short Circuit Protection · Anti-Thump Turn-On · Tri-Mode Configurable general features PB881X High Performance 1200 Watt 4 Channel Bridgeable MOSFET Amplifier · 300 Watts x 4 Output ·600W x 2 Bridged Output (300W x 2 + 600W x 1) · Dual Variable Hi/Lo Electronic Crossover Network · Dual Variable Bass Boost (0 - +18 dB @ 60Hz) · Variable Input Level (Gain) Control · Remote Turn On/Off ·Gold Plated RCA Inputs ·High Level MOLEX Inputs ·Power ON LED Indicator ·LED Protection Indicator ·S/N Ratio: > 95 dB ·THD: <0.04% ·Thermal Protection ·Overload Protection · Short Circuit Protection · Anti-Thump Turn-On · Tri-Mode Configurable PB1881X High Performance 1800 Watt 4 Channel Bridgeable MOSFET Amplifier · 450 Watts x 4 Output ·900W x 2 Bridged Output (450W x 2 + 900W x 1) · Dual Variable Hi/Lo Electronic Crossover Network · Dual Variable Bass Boost (0 - +18 dB @ 60Hz) · Variable Input Level (Gain) Control · Remote Turn On/Off ·Gold Plated RCA Inputs ·High Level MOLEX Inputs ·Power ON LED Indicator ·LED Protection Indicator ·Remote Bass Boost ·S/N Ratio: > 95 dB ·THD: <0.04% ·Thermal Protection ·Overload Protection · Short Circuit Protection · Anti-Thump Turn-On · Tri-Mode Configurable high level inputs input level control crossover mode selector protection LED low pass frequency control bass boost level low level inputs power LED high pass frequency control speaker connections power terminals power fuse 4 pb481X features and controls 2 ch amp PB 481X features and specificationfeatures and specifications 2 ch amp PB481X crossover mode selector input level control low pass frequency control high pass frequency control bass boost level control low level inputs high level inputs ...

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