
Owner’s Manual
Problem
Amplifier fuse keeps blowing.
Solution
Incorrect wiring or short circuit: Review Installation and check all wiring connections.
Problem
Whining or ticking noise in the audio with engine on.
Solution
Amplifier is picking up alternator noise or radiated noise: Turn down input gain and move audio cables away from power wires. Check power and ground connections on amplifi- er and install an
PRODUCT SPECS
MODEL | APX320.2 | APX640.2 |
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Maximum Power Output | 320 | 640 |
Continuous Power Output | 80x2 | 160x2 |
THD @ Rated Output (%) | <.05% | <.05% |
Sound to Noise Ration (A wtg) | >110dB | >110dB |
Frequency | ||
Line Level Input Sensitivity | ||
Speaker Level Input Sensitivity | 400mV to 16V | 400mV to 16V |
Input Impedance - Low Level | 12k Ohms | 12k Ohms |
High Level | 395 Ohms | 395 Ohms |
Output Impedance | 2 Ohms Stereo | 2 Ohms Stereo |
| 4 Ohms Bridged | 4 Ohms Bridged |
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MODEL | APX640.4 | DPX1001.1 |
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Maximum Power Output | 640 | 1000 |
Continuous Power Output | 80x4 | 250x2 |
THD @Rated Output (%) | <.05% | <.05% |
Sound to Noise Ration (A wtg) | >110dB | >95dB |
Frequency Response | ||
Line Level Input Sensitivity | ||
Speaker Level Input Sensitivity | 400mV to 16V | 400mV to 16V |
Input Impedance - Low Level | 12k Ohms | 12k Ohms |
High Level | 395 Ohms | 395 Ohms |
Output Impedance | 2 Ohms Stereo | 1 Ohms Stereo |
| 4 Ohms Bridged | 2 Ohms Bridged |
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PRODUCT SPECS
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