Rockford Fosgate 250.1 manual filterfor, Pass-Thru, Configurea12dBper, Bypass”the, octavebandpass

Page 26

filterfor

I

N

S T A L L A T I O N

filterfor	Pass-Thru.
octavebandpass	Bypass”the

Speaker – R +

°0	Gain
EZ-180°-	Bridged

Bal. Input

+		–
		12dB/Octave100-275Hz

20Hz20kHz

–

20kHz

.2 250

.2 250

XCard*

XCard*

LP

HP

XCard 2

XCard 1

XCardinsertedHP,	insertedLP.
*Note:One	otherXCard

Configurea12dBper	the250.and“Audiophile2
forthe250.2	Thru.
filter	Pass-

R

	TUNE
SEL
		PAUSE	6
	LOUD	DIM	5
ILLUM	LOUD	RDM
		RDM	4
AUTO	P.SCN	RPT	3
CLOCK	DSPL	D.SCN SCAN	1 2
	Ch RPT
	LD RDM
	ST
	DISC AMFM
AUD		PWR
		VOL

	R	R
	(Mono)	L
	L	Pass Thru
Unbal.	Bal.
Unbal.	°°-180	Gain
	0
	Speaker	+ L –

Speaker – R +
°0	Gain
EZ-180°-	Bridged

12dB/Octave 100-275Hz

+

–

+	–
	24dB/OctaveHigh-Pass

20Hz	FullRange	20Hz	•250.usesoutputfromXCard1andXCard22	•Pass-ThrubypassesXCard1andXCard2 •Pass-ThruisinAudiophileBypassmodewhichmaintains signalintegrityresultinginabettersoundingamplifier *The250.isshippedwith80HzXCards.Atleastoneofthe2	tocustomizedbemustXCardsenableproperbandpassoperation. onXCardthe”Using“toReferpage14formoreinformation. frequenciescardcrossoverAdditionalareavailablefromyour Dealer.FosgateRockfordAuthorized(Seepage40)
+
20kHz
20Hz
20kHz

Configurea24dBperoctave and“AudiophileBypass”the

R

	TUNE
SEL
		PAUSE	6
	LOUD	DIM	5
ILLUM	LOUD	RDM
		RDM	4
AUTO	P.SCN	RPT	3
CLOCK	DSPL	D.SCN SCAN	1 2
	Ch RPT
	LD RDM
	ST
	DISC AMFM
AUD		PWR
		VOL

	Bal. Input
	R	R
	(Mono)	L
	L	Pass Thru
Unbal.	Bal.
Unbal.	°°-180	Gain
	0
	Speaker	+ L –

	24dB/OctaveHigh-Pass
+	–

–	20kHz
+	FullRange
+

20Hz

20Hz20kHz

.2 250

.2 250

XCard*

XCard*

HP

HP

XCard 2

XCard 1

*Note: Both XCard inserted as HP or LP.

– 23 –

Image 26

Contents power powerpower 250.1PRACTICE SAFE SOUND TA B L E O F CO N T E N T S G E T T I N G S T A R T E DPunch Power Punch PowerINTRODUCTION TO 250 SERIES TOPAZ Tracking Operation Pre-AmplifierZone TECHNICAL DESIGN FEATURESDIABLO Dynamically Invariant A-BLinear Operation trans nova circuitryXCard Internal Crossover Stereo Pass-ThruDSM Discrete Surface Mount Technology ITS Increased Thermal Stability Balanced Line InputsNOMAD NOn-MultiplyingAdvanced Decision 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 INSTALLATION CONSIDERATIONS Tools NeededPassenger Compartment Mounting BATTERY AND CHARGINGTrunk Mounting Engine Compartment MountingW I R I N G T H E S Y S T E M USING PASSIVE CROSSOVERS 6 dB/Octave Low-Pass TABLE OF CROSSOVER COMPONENT VALUES6 dB/Octave High-Pass FreqHigh-Pass US I N G T H E XCARDCU S T O M I Z I N G T H E XCA R D Low-Pass1% resistors used with 0.047∝ F capacitors XCA R D RESISTOR CHARTButterworth Alignment Q = Butterworth Alignment Q =250.2 Power Connections Option #2 250.2 INSTALLATION250.2 Power Connections Option #1 Left Phase Switch set to Stereo OperationStereo/Mono Operation Right Phase Switch set toLeft Phase Switch set to Bridged OperationEZ-BridgedOperation Right Phase Switch set toPage XCard not required 250.2 uses output from XCard Pass-Thru uses output from XCardPage filterfor Configurea12dBperConfigurea24dBperoctave and“AudiophileBypass”the Pass-ThruUSING THE 250.2 BALANCED LINE INPUTS Connecting the BLTPerformance Characteristics Level Setting the BLT8.0 VAC Disconnect Speakers from the250.1 Power Connections Option #2 250.1 INSTALLATION250.1 Power Connections Option #1 minimum Mono OperationPhase Switch set to AmplifiersPower orFullRangeImpedanceforbridgedchannelshouldbe4Ω minimum Stereo/Mono OperationImpedanceforeachstereochannelshouldbe2Ω minimum Impedanceforbridgedchannelshouldbe4Ω Bridged Mono Operationminimum Pass,-High -LoworPass RangeFull“Audiophile Bypass” the U S I N G T H E 250.1 SIGNALS W I T C H I N G N E T W O R K LOUD Configure a 12dB per octave filter for theXCard TUNEConfigure a 24dB per octave filter for the Total Power Delivery RMS SY S T E M DI A G R A M S250 Watt System rated @ 4 ohms 500 Watt System rated @ 4 ohms Total Power Delivery RMSTweeters 750 Watt System rated @ 4 ohmsTotal Power Delivery RMS 450 WattsTweeters 1000 Watt System rated @ 4 ohmsTotal Power Delivery RMS WattsBalanced Line Transmitter FG-BLT ROCKFORD FOSGATE ACCESSORIESNOISE Channel A monitors left channel Punch Status Display FG-PSDPunch Status Display connected to one Channel B monitors right channelXCard Crossovers punchEnergy Storage Capacitors 1.0capDiagnosis SymptomTR O U B L E S H O O T I N G RemedyRemedy SymptomDiagnosis Speaker Output LowRemedy SymptomDiagnosis Low or distorted output fromPreface QUICK CHECK FOR TROUBLESHOOTING CAR AUDIO SYSTEMSAUTOSOUND 2000s Noise OverviewTime for Processors SummationWhat is an Amplifier? 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 Music180Watts 310Watts 620Watts 125Watts 225Watts 250.2 SP E C I F I C AT I O N SSpecifications subject to change without notice 450 Watts420Watts 710Watts 1420 Watts 250Watts 500 Watts 250.1 SP E C I F I C AT I O N SSpecifications subject to change without notice 1000 WattsWhat is Covered LIMITED WA R R A N T Y IN F O R M AT I O NLength of Warranty What is Not CoveredN F O R M A T I O N Maletero INTRODUCCIÓNUBICACIÓN DE LOS AMPLIFICADORES HabitáculoOperación mono/estéreo MONTAGE InstallationINTRODUCTION Montage dans le coffrePage DEUTSCH EINLEITUNGEINBAUORT Im FahrzeugkofferraumLinken Phasen Schalter auf 0 stellen Stereo/Mono BetriebDOVE POSIZIONARLO InstallazioneINTRODUZIONE ITALIANOStereo/Mono Operation Fase sinistra dellinterruttore posizionata suMADE IN THE USA