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AMPLIFIERS
GPV700.2 / GPV1000.2
GPV1000.4 / GPV1600.4
GPV2000.1 / GPV3000.1D Pro
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Ground Pounder GPV AMPLIFIERS Crunch is proud to introduce the finest high end car audio products available and would like to thank you for your continued support. The Ground Pounder Series range of products have been designed to a very high level of performance, with features unavailable in any other products. All of the amplifiers have variable crossovers built in, with added touches such as subsonic filter, bass equalization and a bass remote control module option that allows bass control
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WIRE GAUGE GENERAL INSTALLATION PROCEDURE System Design The success of any car stereo system relies on several factors, such as the system design, execution of the installation, and system setup. Please remember that any system is only as good as its weakest link. Please remember that higher power systems are not necessarily useful purely for high sound pressure levels, but also to establish a headroom capability, to reproduce musical peaks cleanly without distortion. Lower power amplifiers w
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AMPLIFIER FEATURE DESCRIPTIONS GROUND POUNDER GPV AMPLIFIERS: ! Each model is capable of 4 & 2-Ohms stereo per channel, or 4-Ohms mono bridged operation ! A POWER LED indicates the powered up and turned on condition. except the mono amps which are capable of 4, 2 and 1-Ohm loads. ! All Crunch amplifiers feature a comprehensive diagnostic system, with speaker lead short circuit, ! Tri-Mode operation with any stereo pair of amplifier channels is possible, as with all bridgeable and amplifier DC
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LINE OUT LINE INPUT LEVEL BASS EQ HPF LPF X-OVER MODE LINE OUT LINE INPUT LEVEL BASS EQ HPF LPF X-OVER MODE L L + - gnd - + L L + - gnd - + HI INPUT FULL LPF HPF MONO STEREO 5V 0.2V 0dB 12dB 60Hz 1.2KHz 30Hz 250Hz HI INPUT FULL LPF HPF MONO STEREO R 5V 0.2V 0dB 12dB 60Hz 1.2KHz 30Hz 250Hz R R R GPV700.2 / GPV1000.2 2 CHANNEL AMPLIFIER APPLICATIONS FULL RANGE
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LINE OUT LINE INPUT LEVEL BASS EQ HPF LPF X-OVER MODE LINE OUT LINE INPUT LEVEL BASS EQ HPF LPF X-OVER MODE L L + - gnd - + L L + - gnd - + HI INPUT FULL LPF HPF MONO STEREO HI INPUT FULL LPF HPF MONO STEREO 5V 0.2V 0dB 12dB 60Hz 1.2KHz 30Hz 250Hz 5V 0.2V 0dB 12dB 60Hz 1.2KHz 30Hz 250Hz R R R R GPV700.2 / GPV1000.2 2-CHANNEL AMPLIFIER APPLICATIONS Stereo high
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CHANNEL 3 / 4 CHANNEL 3 / 4 LINE INPUT CH3 CH4 LEVEL BASS EQ HPF LPF X-OVER M ODE LINE OUT CH3 CH4 LEVEL BASS EQ HPF LPF X-OVER M ODE LINE OUT LINE INPUT R + - gnd - + R 5V 0.2V 0dB 12dB 60Hz 1.2KHz 30Hz 250Hz 2 3 4 + - gnd - + 2 3 4 FULL LPF HPF CHANNEL 5V 0.2V 0dB 12dB 60Hz 1.2KHz 30Hz 250Hz FULL LPF HPF HI INPUT CHANNEL HI INPUT + - gnd - + LEVEL BASS EQ HPF LPF X-OVER
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CHANNEL 3 / 4 CHANNEL 3 / 4 LEVEL BASS EQ HPF LPF LEVEL BASS EQ HPF LPF LINE INPUT CH3 CH4 X-OVER M ODE LINE OUT LINE INPUT CH3 CH4 X-OVER M ODE LINE OUT R R + - gnd - + 2 3 4 + - gnd - + 2 3 4 5V 0.2V 0dB 12dB 60Hz 1.2KHz 30Hz 250Hz FULL LPF HPF 5V 0.2V 0dB 12dB 60Hz 1.2KHz 30Hz 250Hz FULL LPF HPF CHANNEL CHANNEL HI INPUT HI INPUT LEVEL BASS EQ HPF LPF LEVEL BASS EQ HPF
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- - + + OUTPUT INPUT POWER BASS SUB LOW BOOST SONIC PASS LEVEL PROTECT L FLASH L NO FLASH REMOTE 0dB 9dB 15Hz 55Hz 40Hz 150Hz 6V 0.2V R R - - + + GPV2000.1 A/B CLASS 1 CHANNEL AMPLIFIER APPLICATION Basic application These sub bass amplifiers can be used in any of the bi-amplification systems described in Crossover frequency control checklist: this manual, replacing the 2 channel amplifiers as per the illustrations. LOW PASS: 35Hz to 250Hz SUBSONIC:15 Hz to 35 Hz Interconnect cabl
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12 GAUGE JUMPER WIRE INPUT OUTPUT BALANCED SUBSONIC BASS EQ REMOTE LOW PASS PHASE LEVEL PWR INPUT IN INPUT OUTPUT BALANCED SUBSONIC BASS EQ REMOTE LOW PASS PHASE LEVEL PWR INPUT OUTPUT BALANCED SUBSONIC BASS EQ REMOTE LOW PASS PHASE LEVEL PWR L L INPUT INPUT OUTPUT IN IN L L L L 15 35Hz 0dB 10dB 35 250Hz 0
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6 9
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SETTING UP SYSTEMS AFTER INSTALLATION FOR BEST PERFORMANCE GPV700.2 / GPV1000.2 / GPV1000.4 / GPV1600.4 General: At this point you are ready to get more specific on the settings for your amplifier. High Pass: -When in Hi Pass operation, this setting acts as a low frequency cut off for your system reproduction. The point that you set it at cuts off any frequencies from reproduction beyond this point. The 12 o’clock position is a great starting point. EXAMPLE: If you adjust the High Pass to 100Hz
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TROUBLESHOOTING A SYSTEM The key to finding the problem in a misbehaving sound system is to isolate parts of that system in a logical fashion to track down the fault. Description of the PROTECT system built into all GROUND POUNDER amplifiers The diagnostic system will shut down the amplifier, until reset by turning the head unit off, and back on. This state of affairs will be indicated by the front panel PROTECT LED lighting up under the following conditions: 1 - A sort circuit on the loudspea
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CRUNCH Maxxsonics Limited Warranty As the manufacturer of Maxxsonics, Autotek, Crunch, MB Quart and Hifonics car audio products, Maxxsonics USA Inc. Warrants to the original consumer purchaser the amplifier to be free from defects in material and workmanship for one (1) Year from date of purchase. All other parts and accessories of the system are warrantied to be free from defects in material and workmanship for one (1) year from date of purchase. Maxxsonics will repair or replace at it’s opti
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PART#: S1208
