Rockford Fosgate PUNCH 4020 DSM manual Amplifier

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6.RCA Input Jacks – The industry standard RCA jack provides an easy connection for signal level input. They are gold-plated to resist the signal degradation caused by corrosion.

7.Signal Input Switch – This switch allows selection of 2 channel or 4 channel source unit feed.

8.Input Sensitivity Controls – The input level controls are preset for 500mV which will match the output of most source units. They can be adjusted to match input levels ranging from 150mV to 3V.

9.Internal Crossovers – These built-in crossover cards are configurable for a multitude of operating frequencies. The orientation of the card in its socket determines the function of high-pass, low-pass, or full range operation.

10.LED Power Indicator – The LED illuminates when the unit is turned on.

®

® AMPLIFIER

D S M

20 Watts x 4 into 4Ω at 0.05% THD 30 Watts x 4 into 2Ω at 0.1% THD

®

ROCKFORD CORPORATION

MADE IN THE USA

High Pass

 

 

 

 

 

 

 

 

➝LP

 

➝

HP

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Low Pass

 

 

➝HP

LP➝

 

 

Full Range

FULL ↕

9

7

XCard 1

XCard 2

Rear

Front

XCard

XCard

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Contents Punch 4020 DSM Practice Safe Sound T T I N G S T a R T E D T R O D U C T I O N AC C E S S O R Y PA C KEnergy Storage Capacitor PCH-C1 RO C K F O R D FO S G AT E AC C E S S O R I E STechnical Design Features TransanaTopaz Tracking Operation Pre-Amplifier Zone XCard Internal Crossover Punch 4020 D E S I G N F E AT U R E S Amplifier S TA L L AT I O N CO N S I D E R AT I O N S Mounting Location Battery and Charging R I N G T H E S Y S T E MPage I N G T H E Xcard PO W E R CO N N E C T I O N S M P L E W I R I N G D I a G R a M S Channel StereoChannel Stereo Front Mono Rear Channel Mono Channel STEREO/MONO Front Stereo Rear Troubleshooting RemedySymptom Diagnosis Remedy Engine Noise on About the Dynamic Power Measurements N a M I C P O W E R M E a S U R E M E N T SInformation Cubed SP E C I F I C AT I O N S R R a N T Y I N F O R M a T I O N Rockford Fosgate

PUNCH 4020 DSM specifications

The Rockford Fosgate PUNCH 4020 DSM is a remarkable amplifier designed to deliver high-quality sound and performance for car audio enthusiasts. This powerhouse amplifier stands out with its compact design and impressive specifications, making it an ideal choice for those looking to upgrade their vehicle's audio system.

One of the standout features of the PUNCH 4020 DSM is its 4-channel design, allowing it to power multiple speakers simultaneously. With a maximum power output of 40 watts RMS per channel at a 4-ohm load, this amplifier provides ample power to drive aftermarket speakers effectively, ensuring that users experience rich, detailed sound reproduction.

In terms of technology, the PUNCH 4020 DSM boasts a variable high-pass crossover and a low-pass crossover, enabling users to tailor the sound output to suit their preferences. The high-pass filter allows users to remove low-frequency noise, enhancing clarity in the midrange and high frequencies. Conversely, the low-pass filter can be utilized for subwoofers to ensure a deep, booming bass response without distortion.

Another key characteristic of this amplifier is its durable construction. Built with high-quality components, the PUNCH 4020 DSM is designed to withstand the rigors of car environments while maintaining reliable performance. The heatsink design promotes efficient heat dissipation, ensuring that the amplifier operates within safe temperature limits even during extended use.

The PUNCH 4020 DSM also features an easy-to-navigate wiring harness that simplifies installation, making it user-friendly for both seasoned audiophiles and those new to car audio upgrades. The amplifier's compact size allows it to fit in tighter spaces, offering more flexibility during installation.

Additionally, the PUNCH series is known for its signature Rockford Fosgate sound – a combination of precise engineering and performance-focused design. This results in an amplifier that not only looks good but also delivers a dynamic listening experience that can transform any vehicle into an audio haven.

Overall, the Rockford Fosgate PUNCH 4020 DSM is a versatile, powerful amplifier that offers a host of features and technologies geared towards enhancing audio performance. Whether you're listening to your favorite tunes on the road or hosting a car audio competition, this amplifier represents a high-performance solution that does not compromise on quality or sound precision.
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