TROUBLE-S

 

 

 

 

 

 

H

 

 

 

 

 

 

O

 

 

 

 

 

 

O

 

 

 

 

 

 

T

 

 

 

 

 

 

I

 

 

 

 

 

 

N

 

 

 

 

 

 

G

 

 

 

 

 

 

 

Symptom

Diagnosis

Remedy

 

 

 

 

 

 

 

 

 

Speaker Output

Input gain signal for amplifier

Readjust input gains of amplifier.

 

 

Low or Distorted

is incorrectly set.

 

 

 

 

 

 

 

 

 

 

 

 

 

Source unit output too low or

Check system with known work-

 

 

 

source unit has no output.

ing source and repair or replace

 

 

 

 

original source as needed.

 

 

 

 

 

 

 

 

 

 

XCard is missing or not placed

Check XCard position and repair

 

 

 

properly in crossover slots.

or replace as necessary.

 

 

 

 

 

 

 

 

 

 

Low battery voltage or large

Check the alternator, battery,

 

 

 

voltage drops to the amplifier

fuse, and power and ground

 

 

 

under load.

wiring. Repair as necessary.

 

 

 

 

 

 

 

 

 

Amplifier Noise

Voltage spike from output of

Disconnect input signal to

 

 

(Turn-on Pop)

preceding component is en-

amplifier and turn amplifier

 

 

tering amplifier through in-

on and off. If noise is elimi-

 

 

 

 

 

 

put signal.

nated, connect REM lead of

 

 

 

 

amplifier to source unit with

 

 

 

 

a delay turn-on module.

 

 

 

 

 

 

 

 

 

 

Voltage spike from remote

Use a different 12 volt source

 

 

 

turn-on lead is entering

for REM lead of amplifier.

 

 

 

through REM input terminal.

(i.e., battery direct) If noise

 

 

 

 

is eliminated, use a relay to

 

 

 

 

isolate amplifier from noisy

 

 

 

 

turn-on output.

 

 

 

 

 

 

 

 

 

– 27 –

Page 29 Page 31
Page 30
Image 30
Rockford Fosgate 125.2, 75.2, 55.2, 225.2 manual Speaker Output
Page 29 Page 31

225.2, 125.2, 55.2, 75.2 specifications

Rockford Fosgate has long been recognized for delivering high-quality audio solutions for car enthusiasts, and the 225.2, 125.2, 55.2, and 75.2 amplifiers are no exception. These amplifiers cater to various audio needs, whether you are looking to enhance the sound quality in your vehicle or set up a full-fledged audio system.

The Rockford Fosgate 225.2 is a powerful two-channel amplifier that offers a maximum power output of 225 watts. It features a MOSFET power supply, providing excellent efficiency and reliability under load. The 225.2 also includes a low-pass filter and built-in crossover, enabling users to tailor the sound to fit specific audio preferences by adjusting the frequency response. Its sleek design and durable construction ensure it can withstand the demands of a mobile environment.

Meanwhile, the 125.2 amplifier is designed for those who want a compact yet powerful audio solution. This two-channel amplifier delivers 125 watts of peak power and incorporates advanced technologies such as a high-level input, allowing for easy integration into factory systems. The 125.2 also features adjustable bass boost to enhance low-frequency performance, making it an attractive choice for those who enjoy bass-heavy music genres.

On the other hand, the Rockford Fosgate 55.2 amplifier is a more compact offering. Despite its smaller size, it provides impressive sound quality and power output of 55 watts per channel. Ideal for adding an extra punch to factory speakers, the 55.2 utilizes a low-impedance design to maximize efficiency. It is particularly well-suited for entry-level audio systems, making it accessible for those just starting in car audio.

Lastly, the 75.2 amplifier strikes a balance between size, power, and versatility, delivering 75 watts per channel. With features like thermal and overload protection, the 75.2 ensures both safety and performance under stress. The compact form factor makes it easy to install in various vehicle models without sacrificing audio quality.

All of these amplifiers showcase Rockford Fosgate's commitment to sound quality, durability, and user-friendly design. Each model incorporates technologies that enhance performance while offering flexibility for customization, making them excellent choices for car audio enthusiasts looking to elevate their listening experience. Whether you need a compact solution for upgraded sound or a powerhouse for a full system, Rockford Fosgate has options that cater to every need.
Top Page Image Contents