Product Specs. Car audio systems APX480M, SE 480

APX480M manual.qxd 3/12/2004 1:07 PM Page 14

APX480M

Power System Amplifier

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; move audio cables away from power wires. Check power and ground connections on amplifier; install an in-line noise filter on source unit’s power wire; check alternator and/or voltage regulator; test for weak battery or add water to battery.

PRODUCT SPECS

Frequency Response

Signal Noise Ratio

THD

Input Sensitivity Low Level

Input Sensitivity Speaker Level

Max. Power Output

Cont. Power Output

2-Ohm Stereo Output

Bridged Power

Dimensions

Current Consumption @ Max

Power Output

20Hz ~ 20kHz

>95db

.05% all channels driven

250mV ~ 2.5V

500mV ~ 5V

640W (160 x4)

320W (80W x4) @.05% THD

115W x 4 @ .5% THD

230W x 2 @ .5% THD

2 1/8” H x 8 1/4” W x 12” L

46A @ 640 Watts

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