Rockford Fosgate 225.2, 75.2, 55.2, 125.2 manual Dimensions 95/8 24.4cm W

Page 35

– 32 –

 

PUNCH 55.2

PUNCH 75.2

PUNCH 125.2

PUNCH 225.2

Dimensions

95/8" (24.4cm) W

95/8" (24.4cm) W

95/8" (24.4cm) W

95/8" (24.4cm) W

 

10932" (26.1cm) L

11932" (28.65cm) L

12932" (31.16cm) L

13932" (33.70cm) L

 

25/8" (6.6cm) H

25/8" ( 6.6cm) H

25/8" ( 6.6cm) H

25/8" ( 6.6cm) H

Frequency Response

 

20Hz to 20kHz ±0.5dB

 

Bandwidth

 

10Hz to 200kHz ±3dB

 

Damping Factor @ 4Ω (at output connector )

 

>200

 

 

Slew Rate

 

30 Volts μs

 

 

IM Distortion (IHF)

 

<0.05%

 

 

Source Unit Compatibility (+15dB gain overlap)

 

17V max.

 

 

Input Sensitivity (+0dB gain overlap)

 

Variable from 150mV to 3V

 

Protection

NOMAD - Internal analog-computer output protection circuitry limits power in case of

 

overload. Thermal switch shuts down the amplifier in case of overheating.

Battery Fusing Rates (External to Amplifier)

20 amps

30 amps

40 amps

50 amps

Fuse Type

ATC

ATC

ATC

AGU

Equalization

 

Bass: +18dB Maximum at 45Hz

 

 

 

Treble: +12dB Maximum at 20kHz

 

Input Impedance

 

20k ohms

 

 

 

Specifications are subject to change without notice.

 

Image 35
Contents Punch Practice Safe Sound T T I N G S T a R T E D Table of ContentsT R O D U C T I O N Punch Amplifier Accessory PackTransana Technical Design FeaturesDSM Discrete Surface Mount Technology Mosfet Devices Design Features P L I F I E R Installation Considerations Engine Compartment Mounting Mounting LocationTrunk Mounting Passenger Compartment MountingWiring the System Battery and ChargingPunch Punch 55.2, 75.2Page Using Passive Crossovers Ohms Table of Crossover Component Values7234 = R in kΩ for .022μf cap Using the Xcard3386 Butterworth Alignment Q = Resistor ChartPower Connections InstallationStereo Operation Mono Operation Stereo/Mono Operation System Diagrams Way System Way System 80Hz HP 12dB/octave HP Way System w/Fadable Rear StageEnergy Storage Capacitors Rockford Fosgate AccessoriesXCard Crossovers Symptom Diagnosis Remedy TroubleshootingSpeaker Output Engine Noise SymptomListening to Loudspeakers Not Resistors Dynamic Power MeasurementsAbout the Dynamic Power Measurements MusicInformation Cubed What is an Amplifier?E C I F I C AT I O N S Dimensions 95/8 24.4cm W Length of Warranty Limited Warranty InformationPage Terminal B+ Montaje en el MalateroMontaje en el Compartimento de Pasajeros InstalacionNo llevar a masa ningun cable de altavoz Terminal GNDTerminal REM Funcionamiento Estereo/MonoMontage dans lhabitacle InstallationMontage dans le coffre Français Opération stéréo/mono tri mode+ Anschluβ Im FahrzeugkofferraumAuf der Beifahrerseite EinbauREM Anschluβ GND AnschluβTerminale B+ cavo positivo InstallazioneNel Bagagliaio NellabitacoloTerminale REM Consenso di accensione Terminale GND cavo negativoNo 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.