Rockford Fosgate 75.2, 55.2, 125.2, 225.2 manual Table of Crossover Component Values, Ohms

Page 16

TABLE OF CROSSOVER COMPONENT VALUES

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

L

 

 

 

 

 

 

 

 

 

 

 

C

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

6dB/Octave Low-Pass

 

6dB/Octave High-Pass

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Freq.

 

 

 

 

 

 

 

 

 

Speaker Impedance

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Hertz

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2 OHMS

4 OHMS

 

 

8 OHMS

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

L

 

C

 

 

L

 

C

 

L

 

 

C

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

80

 

4.1mH

1000μF

8.2mH

 

500μF

16mH

 

250μF

 

 

100

 

3.1mH

800μF

6.2mH

 

400μF

12mH

 

200μF

 

 

130

 

2.4mH

600μF

4.7mH

 

300μF

10mH

 

150μF

 

 

200

 

1.6mH

400μF

3.3mH

 

200μF

6.8mH

 

100μF

 

 

260

 

1.2mH

300μF

2.4mH

 

150μF

4.7mH

 

 

75μF

 

 

400

 

.8mH

200μF

1.6mH

 

100μF

3.3mH

 

 

50μF

 

 

600

 

.5mH

136μF

1.0mH

 

68μF

2.0mH

 

 

33μF

 

 

800

 

.41mH

100μF

.82mH

 

50μF

1.6mH

 

 

26μF

 

 

1000

 

.31mH

 

78μF

.62mH

 

39μF

1.2mH

 

 

20μF

 

 

1200

 

.25mH

 

66μF

.51mH

 

33μF

1.0mH

 

 

16μF

 

 

1800

 

.16mH

 

44μF

.33mH

 

22μF

.68mH

 

 

10μF

 

 

4000

 

.08mH

 

20μF

.16mH

 

10μF

.33mH

 

 

5μF

 

 

6000

 

51μH

 

14μF

.10mH

 

6.8μF

.20mH

 

 

3.3μF

 

 

9000

 

34μH

 

9.5μF

68μH

 

4.7μF

.15mH

 

 

2.2μF

 

 

12000

 

25μH

 

6.6μF

51μH

 

3.3μF

100μH

 

 

1.6μF

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

L = Low-Pass (Inductor)

C = High-Pass (Capacitor)

For more information, see your Authorized Rockford Fosgate Dealer.

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Image 16
Contents Punch Practice Safe Sound Table of Contents T T I N G S T a R T E DPunch Amplifier Accessory Pack T R O D U C T I O NTechnical Design Features TransanaDSM Discrete Surface Mount Technology Mosfet Devices Design Features P L I F I E R Installation Considerations Mounting Location Trunk MountingPassenger Compartment Mounting Engine Compartment MountingBattery and Charging Wiring the SystemPunch 55.2, 75.2 PunchPage Using Passive Crossovers Table of Crossover Component Values Ohms3386 Using the Xcard7234 = R in kΩ for .022μf cap Resistor Chart Butterworth Alignment Q =Installation Power ConnectionsStereo Operation Mono Operation Stereo/Mono Operation System Diagrams Way System Way System Way System w/Fadable Rear Stage 80Hz HP 12dB/octave HPRockford Fosgate Accessories Energy Storage CapacitorsXCard Crossovers Troubleshooting Symptom Diagnosis RemedySpeaker Output Symptom Engine NoiseDynamic Power Measurements About the Dynamic Power MeasurementsMusic Listening to Loudspeakers Not ResistorsWhat is an Amplifier? Information CubedE C I F I C AT I O N S Dimensions 95/8 24.4cm W Limited Warranty Information Length of WarrantyPage Montaje en el Malatero Montaje en el Compartimento de PasajerosInstalacion Terminal B+Terminal GND Terminal REMFuncionamiento Estereo/Mono No llevar a masa ningun cable de altavozMontage dans le coffre InstallationMontage dans lhabitacle Opération stéréo/mono tri mode FrançaisIm Fahrzeugkofferraum Auf der BeifahrerseiteEinbau + AnschluβGND Anschluβ REM AnschluβInstallazione Nel BagagliaioNellabitacolo Terminale B+ cavo positivoTerminale GND cavo negativo Terminale REM Consenso di accensioneNo T E S No T E S Made in the USA

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.