Rockford Fosgate 250.1 manual

Page 25

“Audiophile Bypass” the 250.2 and configure a 12dB per octave filter for the Pass-Thru.

									XCard not required.	Pass Thru XCard
										LP
									R
	AUD		CLOCK	AUTO		ILLUM		SEL
	DISC	Ch	DSPL	P.SCN		LOUD
VOL	AMFM	ST LD RDM RPT						TUNE	XCard 1	XCard 2
VOL	PWR	D.SCN SCAN		RPT	RDM	DIM	PAUSE	TUNE
		D.SCN SCAN		RPT	RDM	DIM	PAUSE
		1	2	3	4	5	6

Unbal.

L (Mono)

Speaker

-180

Bal.

EZ-180°-0°

Speaker

–

Bridged

Pass

Input

–

R +

Gain

Thru

Gain

+					+
–	Full Range			Full Range	–
20Hz	20kHz	+	–	20Hz	20kHz
		12dB/Octave Low-Pass

20Hz 80Hz 20kHz

•250.2 bypasses the circuitry of XCard 1

•Pass-Thruuses output from XCard 2

•The 250.2 is in Audiophile Bypass mode which maintains signal integrity resulting in a better sounding amplifier

•XCard 1 does not need to be inserted to allow the 250.2 to operate

S T A L L A T I O N

– 22 –

Image 25

Contents power powerpower 250.1PRACTICE 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 SINTRODUCTION TO 250 SERIES Punch PowerPunch Power DIABLO Dynamically Invariant A-BLinear Operation TECHNICAL DESIGN FEATURESTOPAZ Tracking Operation Pre-AmplifierZone trans nova circuitryDSM Discrete Surface Mount Technology Stereo Pass-ThruXCard Internal Crossover NOMAD NOn-MultiplyingAdvanced Decision Balanced Line InputsITS 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 CONSIDERATIONSTrunk Mounting BATTERY AND CHARGINGPassenger Compartment Mounting Engine Compartment MountingW I R I N G T H E S Y S T E M USING PASSIVE CROSSOVERS 6 dB/Octave High-Pass TABLE OF CROSSOVER COMPONENT VALUES6 dB/Octave Low-Pass FreqCU S T O M I Z I N G T H E XCA R D US I N G T H E XCARDHigh-Pass Low-PassButterworth Alignment Q = XCA R D RESISTOR CHART1% resistors used with 0.047∝ F capacitors Butterworth Alignment Q =250.2 Power Connections Option #1 250.2 INSTALLATION250.2 Power Connections Option #2 Stereo/Mono Operation Stereo OperationLeft Phase Switch set to Right Phase Switch set toEZ-BridgedOperation Bridged OperationLeft Phase Switch set to Right Phase Switch set toPage XCard not required Pass-Thru uses output from XCard 250.2 uses output from XCardPage Configurea24dBperoctave and“AudiophileBypass”the Configurea12dBperfilterfor Pass-ThruConnecting the BLT USING THE 250.2 BALANCED LINE INPUTS8.0 VAC Level Setting the BLTPerformance Characteristics Disconnect Speakers from the250.1 Power Connections Option #1 250.1 INSTALLATION250.1 Power Connections Option #2 Phase Switch set to Mono Operationminimum orFullRange AmplifiersPowerImpedanceforeachstereochannelshouldbe2Ω minimum Stereo/Mono OperationImpedanceforbridgedchannelshouldbe4Ω minimum minimum Bridged Mono OperationImpedanceforbridgedchannelshouldbe4Ω Pass,-High -LoworPass RangeFullS W I T C H I N G N E T W O R K U S I N G T H E 250.1 SIGNAL“Audiophile Bypass” the XCard Configure a 12dB per octave filter for theLOUD TUNEConfigure a 24dB per octave filter for the 250 Watt System rated @ 4 ohms SY S T E M DI A G R A M STotal Power Delivery RMS Total Power Delivery RMS 500 Watt System rated @ 4 ohmsTotal Power Delivery RMS 750 Watt System rated @ 4 ohmsTweeters 450 WattsTotal Power Delivery RMS 1000 Watt System rated @ 4 ohmsTweeters WattsNOISE ROCKFORD FOSGATE ACCESSORIESBalanced Line Transmitter FG-BLT Punch Status Display connected to one Punch Status Display FG-PSDChannel A monitors left channel Channel B monitors right channelEnergy Storage Capacitors punchXCard Crossovers 1.0capTR O U B L E S H O O T I N G SymptomDiagnosis RemedyDiagnosis SymptomRemedy Speaker Output LowDiagnosis SymptomRemedy Low or distorted output fromAUTOSOUND 2000s QUICK CHECK FOR TROUBLESHOOTING CAR AUDIO SYSTEMSPreface Noise OverviewSummation Time for ProcessorsAbout the Dynamic Power Measurements DY N A M I C PO W E R ME A S U R E M E N T SWhat is an Amplifier? MusicSpecifications subject to change without notice 250.2 SP E C I F I C AT I O N S180Watts 310Watts 620Watts 125Watts 225Watts 450 WattsSpecifications subject to change without notice 250.1 SP E C I F I C AT I O N S420Watts 710Watts 1420 Watts 250Watts 500 Watts 1000 WattsLength of Warranty LIMITED WA R R A N T Y IN F O R M AT I O NWhat is Covered What is Not CoveredN F O R M A T I O N UBICACIÓN DE LOS AMPLIFICADORES INTRODUCCIÓNMaletero HabitáculoOperación mono/estéreo INTRODUCTION InstallationMONTAGE Montage dans le coffrePage EINBAUORT EINLEITUNGDEUTSCH Im FahrzeugkofferraumStereo/Mono Betrieb Linken Phasen Schalter auf 0 stellenINTRODUZIONE InstallazioneDOVE POSIZIONARLO ITALIANOFase sinistra dellinterruttore posizionata su Stereo/Mono OperationMADE IN THE USA