Rockford Fosgate 250.2 manual EZ-Bridged Operation

Page 21

Bridged Operation

RCA Input

 

 

 

 

 

Unbal.

 

R

 

 

 

 

 

 

 

 

 

 

 

L (Mono)

 

 

 

 

Speaker

0

°

-180

°

Bal.

 

 

Bal.

EZ-180°-0°

Speaker

+

L

 

 

 

 

Bridged

– R

+

 

 

 

 

 

 

 

 

 

 

 

Pass

 

 

Input

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Gain

 

Thru

L

R

 

Gain

 

 

+

 

 

 

 

 

 

 

 

 

 

 

 

Speaker

 

 

 

 

 

 

 

 

 

 

 

 

Speaker

Terminal

 

 

 

 

 

 

 

+

 

 

 

Terminal

4Ω min.

RCA inputs are connected to both left and right channels

Signal Input Switch selected to Unbalanced for RCA input

Left Phase Switch set to 0°

Right Phase Switch set to 180°

• Inverting the right signal will allow the bridged woofer to operate correctly

Gain for left and right channels set equally to balance the subwoofer

Impedance for bridged channel should be 4Ω minimum

XCard is in High-Pass,Low-Pass or Full Range position

EZ-Bridged Operation

Mono

 

Input

 

Unbal.

 

R

 

 

 

 

 

 

 

L (Mono)

 

 

 

 

 

Speaker

0°-180°

Bal.

 

 

Bal.

EZ-180°-0°

Speaker

+ L –

 

 

 

 

Bridged

R

+

 

Pass

 

 

Input

 

 

 

 

 

 

 

 

 

Gain

Thru

L

R

 

Gain

 

 

 

+

 

 

 

 

 

Speaker

 

 

 

 

 

Speaker

Terminal

+

 

 

 

Terminal

 

 

 

 

 

 

 

4Ω min.

RCA input is connected to L (Mono) input

Signal Input Switch to Unbalanced for RCA input

Left Phase Switch at 0°

Right Phase Switch set to E-Z Bridge for the following to occur:

L (Mono) RCA input to drive both the left and right channels Left Gain will control both the left and right channels

Right Phase will be inverted 180° which will allow the bridged woofer to operate correctly

Impedance for bridged channel should be 4Ω minimum

XCard is in the High-Pass,Low-Pass or Full Range position

I

N S T A L L A T I O N

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Image 21
Contents Punch Serial Number Model Number Practice Safe SoundT T I N G S TA R T E D Table of ContentsIntroduction to 250 Series Punch Amplifier Accessory PackTransnova TRANSconductance NOdal Voltage Amplifier Technical Design FeaturesStereo Pass-Thru Result Quiet transmission of audio from source to amplifier Balanced Line InputsDesign Features 250 Mono 1AMPLIFIER Tools Needed Installation ConsiderationsMounting Location S Battery and ChargingWiring the System Using Passive Crossovers 6dB/Octave High-Pass and Low-Pass Filters Table of Crossover Component ValuesCustomizing the Xcard Using the Xcard3386 7234Xcard Resistor Chart Installation Power Connections Option #1Power Connections Option #2 Stereo/Mono Operation Stereo OperationEZ-Bridged Operation Bridged OperationAmplifier Using the 250.2 Signal Switching NetworkXCard not required Uses output from XCard Pass-Thruuses output from XCard Pass Thru XCard Audiophile Bypass the Pass-Thru Connecting the BLT Using the 250.2 Balanced Line InputsAC Voltmeter set to AC Volts Disconnect Speakers fromKeep ground connections as close to each other as possible Mono Operation 250 #1 250 #2 Stereo Operation using two Punch 250.1 Power AmplifiersXCard 250.1 #1/#2 set to Full Range Bridged Mono Operation Audiophile Bypass US I N G T H E 250.1 Signal SW I T C H I N G NE T W O R KXover is set to 12dB Pass-Thruhas Full Range output only Configure a 12dB per octave filter forConfigure a 24dB per octave filter for the 250 System Diagrams Total Power Delivery RMSWatt System rated @ 4 ohms Woofers 12dB/octave HP12dB/octave BP Total Power Delivery RMS Tweeters 450 Balanced Line Transmitter FG-BLT Rockford Fosgate AccessoriesEnergy Storage Capacitors XCard CrossoversRecommended capacitance is 1 farad per 1000 watts Symptom Diagnosis Remedy TroubleshootingAmplifier does not turn on Amplifier has no soundOr Distorted Speaker Output LowAmplifier Noise No output from Pass-ThruRepair or replace original source as Needed Source unit output too lowAutosound 2000s Quick Check for Troubleshooting CAR Audio SystemsMonthly magazine for the technically inclined Time for ProcessorsDynamic Power Measurements Watts Specifications710 Watts 420 Watts1420 500 WattsLimited Warranty Information R M a T I O N Ubicación DE LOS Amplificadores IntroducciónOperación mono/estéreo EspañolMontage IntroductionOpération stéréo/mono Tri- mode Einbauort EinleitungStereo/Mono Betrieb Linken Phasen Schalter auf 0 stellenDove Posizionarlo IntroduzioneTerminale B+ cavo positivo Terminale GND cavo negativoFase sinistra dellinterruttore posizionata su Stereo/Mono OperationMade in the USA

250.2 specifications

The Rockford Fosgate 250.2 is a powerful and versatile car amplifier known for its performance and reliability. As part of Rockford Fosgate’s renowned line of audio equipment, the 250.2 is engineered to enhance the listening experience in vehicles, providing a fantastic balance of power, clarity, and durability.

This amplifier delivers an impressive 250 watts of power, making it suitable for both beginner audiophiles and seasoned enthusiasts who seek to elevate their car audio system. The 250.2 is a two-channel amplifier, which means it can power two speakers or one subwoofer. Utilizing a class A/B topology, it ensures high efficiency while minimizing distortion, resulting in clean and powerful audio output.

One of the standout features of the Rockford Fosgate 250.2 is its Signal Sense turn-on technology. This feature allows the amplifier to automatically turn on when it detects a signal from the head unit, eliminating the need for a manual switch. Additionally, the built-in remote gain control allows users to adjust the amplifier’s output level easily, providing a customizable audio experience tailored to their preferences.

The 250.2 is equipped with an adjustable crossover that can be set to high-pass, low-pass, or full-range modes. This flexibility permits users to fine-tune the frequencies sent to their speakers, optimizing sound quality and performance. Further enhancing its capabilities, the amplifier also includes built-in variable bass boost that allows users to amplify low frequencies for a more impactful bass response.

Constructed with a durable aluminum heatsink, the Rockford Fosgate 250.2 maintains optimal temperature during operation, ensuring long-lasting performance and minimizing thermal issues. The amplifier also features RCA inputs, making it compatible with a wide range of audio sources, enhancing its versatility for various setups.

In summary, the Rockford Fosgate 250.2 is a reliable and robust car amplifier that combines high power output with advanced technologies and user-friendly features. Its efficient design, customizable settings, and quality construction make it an excellent choice for anyone looking to improve their vehicle's sound system. Whether for day-to-day driving or road trips, the Rockford Fosgate 250.2 provides an audio experience that is both powerful and enjoyable, reinforcing Rockford Fosgate's reputation as a leader in the car audio industry.