Rockford Fosgate 250.1 Sp E C I F I C At I O N S, 420Watts 710Watts 1420 Watts 250Watts 500 Watts

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250.1 SP E C I F I C AT I O N S

Dynamic Power Rating (IHF-202 Standard) - Measured at 14.4V Mono into a 4Ω load

Mono into a 2Ω load

Bridged (using 2 Punch 250m) into a 4Ω load

Continuous Power Rating (Competition Standard) – Measured at 13.8 Volts RMS continuous power mono, into a 4Ω load from 20-20,000Hz

with less than 0.10% THD

RMS continuous power mono, into a 2Ω load from 20-20,000Hz with less than 0.15% THD

RMS continuous power bridged, (using 2 Punch 250.1 Power amplifiers in the same system) into a 4Ω load from 20-20,000Hz with less than 0.15% THD

Signal-to-Noise Ratio:

Frequency Response:

Bandwidth:

Damping Factor @ 4Ω (at output connector):

Slew Rate:

IM Distortion (IHF):

Input Impedance:

Input Sensitivity:

B+ Fuse Size: (External to amplifier)

Fuse Type:

Crossover Alignment:

Factory Crossover Frequency:

Factory Default Crossover Setting:

Dimensions:

420Watts

710Watts

1420 Watts

250Watts

500 Watts

1000 Watts

>100dB (A-weighted)

20Hz-20,000Hz ± 0.5dB

10Hz–250kHz ± 3dB

>200

50V ∝ s

<0.05%

20k Ohms

Variable from 300mV to 5V Preset at the factory for 500mV

60 Amp or two 30 Amp

AGU / Maxi Fuse

12dB or 24dB/octave Butterworth

80Hz (0.047∝ f)

Full Range

9-5/8"W x 14-9/32"L x 2-5/8"H (24.4cm) x (36.27cm) x (6.6cm)

Specifications subject to change without notice.

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Contents 250.1 powerpower powerPRACTICE SAFE SOUND G E T T I N G S T A R T E D TA B L E O F CO N T E N T SPunch Power INTRODUCTION TO 250 SERIESPunch Power trans nova circuitry TECHNICAL DESIGN FEATURESDIABLO Dynamically Invariant A-BLinear Operation TOPAZ Tracking Operation Pre-AmplifierZoneStereo Pass-Thru DSM Discrete Surface Mount TechnologyXCard Internal Crossover Balanced Line Inputs NOMAD NOn-MultiplyingAdvanced DecisionITS Increased Thermal Stability 250.2 DE S I G N FE AT U R E S PLIFIER 250.1 DE S I G N FE AT U R E S 1AMPLIFIER Tools Needed INSTALLATION CONSIDERATIONSEngine Compartment Mounting BATTERY AND CHARGINGTrunk Mounting Passenger Compartment MountingW I R I N G T H E S Y S T E M USING PASSIVE CROSSOVERS Freq TABLE OF CROSSOVER COMPONENT VALUES6 dB/Octave High-Pass 6 dB/Octave Low-PassLow-Pass US I N G T H E XCARDCU S T O M I Z I N G T H E XCA R D High-PassButterworth Alignment Q = XCA R D RESISTOR CHARTButterworth Alignment Q = 1% resistors used with 0.047∝ F capacitors250.2 INSTALLATION 250.2 Power Connections Option #1250.2 Power Connections Option #2 Right Phase Switch set to Stereo OperationStereo/Mono Operation Left Phase Switch set toRight Phase Switch set to Bridged OperationEZ-BridgedOperation Left Phase Switch set toPage XCard not required Pass-Thru uses output from XCard 250.2 uses output from XCardPage Pass-Thru Configurea12dBperConfigurea24dBperoctave and“AudiophileBypass”the filterforConnecting the BLT USING THE 250.2 BALANCED LINE INPUTSDisconnect Speakers from the Level Setting the BLT8.0 VAC Performance Characteristics250.1 INSTALLATION 250.1 Power Connections Option #1250.1 Power Connections Option #2 Mono Operation Phase Switch set tominimum orFullRange AmplifiersPowerStereo/Mono Operation Impedanceforeachstereochannelshouldbe2Ω minimumImpedanceforbridgedchannelshouldbe4Ω minimum Pass,-High -LoworPass RangeFull Bridged Mono Operationminimum Impedanceforbridgedchannelshouldbe4ΩU S I N G T H E 250.1 SIGNAL S W I T C H I N G N E T W O R K“Audiophile Bypass” the TUNE Configure a 12dB per octave filter for theXCard LOUDConfigure a 24dB per octave filter for the SY S T E M DI A G R A M S 250 Watt System rated @ 4 ohmsTotal Power Delivery RMS Total Power Delivery RMS 500 Watt System rated @ 4 ohms450 Watts 750 Watt System rated @ 4 ohmsTotal Power Delivery RMS TweetersWatts 1000 Watt System rated @ 4 ohmsTotal Power Delivery RMS TweetersROCKFORD FOSGATE ACCESSORIES NOISEBalanced Line Transmitter FG-BLT Channel B monitors right channel Punch Status Display FG-PSDPunch Status Display connected to one Channel A monitors left channel1.0cap punchEnergy Storage Capacitors XCard CrossoversRemedy SymptomTR O U B L E S H O O T I N G DiagnosisSpeaker Output Low SymptomDiagnosis RemedyLow or distorted output from SymptomDiagnosis RemedyNoise Overview QUICK CHECK FOR TROUBLESHOOTING CAR AUDIO SYSTEMSAUTOSOUND 2000s PrefaceSummation Time for ProcessorsMusic DY N A M I C PO W E R ME A S U R E M E N T SAbout the Dynamic Power Measurements What is an Amplifier?450 Watts 250.2 SP E C I F I C AT I O N SSpecifications subject to change without notice 180Watts 310Watts 620Watts 125Watts 225Watts1000 Watts 250.1 SP E C I F I C AT I O N SSpecifications subject to change without notice 420Watts 710Watts 1420 Watts 250Watts 500 WattsWhat is Not Covered LIMITED WA R R A N T Y IN F O R M AT I O NLength of Warranty What is CoveredN F O R M A T I O N Habitáculo INTRODUCCIÓNUBICACIÓN DE LOS AMPLIFICADORES MaleteroOperación mono/estéreo Montage dans le coffre InstallationINTRODUCTION MONTAGEPage Im Fahrzeugkofferraum EINLEITUNGEINBAUORT DEUTSCHStereo/Mono Betrieb Linken Phasen Schalter auf 0 stellenITALIANO InstallazioneINTRODUZIONE DOVE POSIZIONARLOFase sinistra dellinterruttore posizionata su Stereo/Mono OperationMADE IN THE USA