Rockford-fosgate 250 User Manual

® ®car audiofanaticsforpunch2-Channel AmplifiersOperation & Installation®

– 5 – 1. Cast Aluminum Heatsink – The cast aluminum heatsink of the Punchamplifier dissipates heat generated by the amplifier's circuitry. Theinh

INSTALLATION CONSIDERATIONSThe following is a list of tools you will need for installing the Punch amplifier:Allen wrenches 9/64" & 3/32"

MOUNTING LOCATIONThe mounting location and position of your amplifier will have a great effecton its ability to dissipate the heat generated during no

BATTERY AND CHARGING– 8 –Amplifiers will put an increased load on the vehicle's battery and chargingsystem. We recommend checking your alternator

– 9 –3. Strip 1/2" from the battery end of the power cable and crimp a large ringterminal to the cable. Use the ring terminal to connect to the b

– 10 –USING PASSIVE CROSSOVERSA passive crossover is a circuit that uses capacitors and/or coils and is placedon speaker leads between the amplifier a

– 11 –TABLE OF CROSSOVER COMPONENT VALUES6dB/Octave Low-Pass6dB/Octave High-PassFreq.HertzSpeaker Impedance80 4.1mH 1000µF 8.2mH 500µF 16mH 250µF100 3

– 12 –INSTALLATION*Keep grounds as short as possiblePower ConnectionsPunch 100 / Punch 150INSTALLATION® ®P100P150- 15A- 20AL+L–R+R–L+L–R+R–Connect to

– 13 –*Keep grounds as short as possible1 Fuse not supplied with amplifierPower ConnectionsPunch 800INSTALLATION® ®Connect to chassisground of vehicle

– 14 –Crossover OperationPunch Bass Operation• Carefully increase potentiometer to add Punch to your bass frequencies• Exercise caution when increasin

PUNCH 100 PUNCH 150 PUNCH 250 PUNCH 360 PUNCH 500 PUNCH 800Dimensions2.60" (6.60cm) H 2.60" (6.60cm) H 2.60" (6.60cm) H 2.60" (6

– 15 –Stereo OperationPunch 100 / Punch 150Stereo OperationPunch 250 / Punch 360 / Punch 500 / Punch 800• RCA inputs are connected to both left and r

– 16 –INSTALLATION® ®Mono OperationPunch 100 / Punch 150• RCA inputs are connected to both left and right channels• Gain for left and right channels

– 17 –Stereo/Mono OperationPunch 100 / Punch 150Stereo/Mono OperationPunch 250 / Punch 360 / Punch 500 / Punch 800INSTALLATION® ®+–4Ω min.–+–+2Ω min.

SYSTEM DIAGRAMS2-Way SystemCrossoverTweeterMidrangeCrossoverTweeterMidrangeBANDDISP AS/PSLOUDMODEMUTETUNE123456SELVOLCOMPACT DISC PLAYER WITH DIGITAL

– 19–3-Way SystemUsing single voice coil woofersExample of 3 popular woofer configurations• (2) 8Ω woofers wired in parallel• (3) 8Ω woofers wired in

– 20–3-Way SystemUsing dual voice coil woofersFrontRearCrossoverTweeterMidrangeCrossoverTweeterMidrange+++–––+––+–+–++– + –––+–++– + ––+–++4Ω x 24Ω x

Speaker OutputLow or DistortedReadjust input gains of amplifier.Check system with known workingsource and repair or replace origi-nal source as needed

– 22 –Symptom Diagnosis RemedyTROUBLE-SHOOTINGVoltage spike from remoteturn-on lead is enteringthrough REM input terminal.Noise is radiating into RCAs

– 23 –DYNAMIC POWER MEASUREMENTSAbout the Dynamic Power MeasurementsThe Audio Graph PowerCube is a test instrument used to measure the output ofan amp

Information CubedThe data acquired in the testing procedure is then graphed in the form of a3-dimensional cube, hence the name PowerCube.The Phase Ang

PUNCH 100 PUNCH 150 PUNCH 250 PUNCH 360 PUNCH 500 PUNCH 800Dynamic Power Rating (IHF-202 Standard) - Measured at 14.4 VoltsMono into a 4Ω Load160 Watt

LIMITED WARRANTY INFORMATION– 25 –Ship to: SpeakersRockford Acoustic Design(Receiving-speakers)609 Myrtle N.W.Grand Rapids, MI 49504RA#:______________

I NTERNATIONALI NFORMATION– 26 –

LEA DETENIDAMENTE LAS SIGUIENTES INSTRUCCIONES DE INSTALACION DELPRODUCTO. EVITARA POSIBLES DAÑOS A VD., AL VEHICULO O AL PRODUCTO.Montaje en el Malat

Funcionamiento Estereo/Mono• Las entradas RCA se conectan a ambos canales izquierdo y derecho• Las ganancias izquierda y derecha han de ajustarse igua

ATTENTION: Veuillez lire les instructions suivantes pour l'installation de cetamplifcateur. Ne pas les suivre pourrait causer des blessures ou en

Terminal GNDPréparez une longueur de câble pour la connexion à la masse. Préparez le châssisen grattant la peinture de la surface métallique et nettoy

BITTE LESEN SIE DIESE GEBRAUCHSANLEITUNG ZUERST SORGFÄLTIG DURCH.DAS KANN SIE VOR DEM FALSCHEN EINSATZ, AUSFALLEN ODER SOGARBESCHÄDIGUNG DES PRODUKTES

GND AnschluβPreparieren Sie Ihr Kabel für die Negativ Leitung (Erdung). Preparieren Siedie Anschlubstelle des Erdungskabels, indem Sie das Metall grün

ATTENZIONE: SI PREGA DI LEGGERE LE SEGUENTI ISTRUZIONI PER L'INSTALLAZIONEDI QUESTO PRODOTTO. IL NON SEGUIRLE POTREBBE RISULTARE SERIAMENTEDANNOS

Terminale GND (cavo negativo)Decidere la lunghezza del cavo e terminarlo. Preparare la massa grattandola vernice dal telaio dell'auto ed eliminan

Dear Customer,Congratulations on your purchase of the world's finest brand of car audio amplifiers.At Rockford Fosgate we are fanatics about musi

4/99 E.W.R.MAN-2368-CHANDCRAFTED IN THE UNITED STATES OF AMERICAThis product is designed, developed and assembled in the USA by a dedicated group

TABLE OF CONTENTSSpecifications ... iIntroduction...

INTRODUCTIONRockford engineers designed the Punch 2-channel amplifiers to withstandthe rugged automotive environment while delivering superior sound

– 2 –PUNCH 2-CHANNEL AMPLIFIER FEATURE CHART100 150 250 360 500 800# of CHANNELS 22 2 222RMS Power per channel (4Ω) 25x2 37.5x2 62.5x2 90x2 125x2 200x

– 3 –100 150 250 360 500 800Adjustable Punch Bass x – – – – –(0dB/+6dB/+12dB @ 45Hz)Variable Punch Bass – x x x x x(0dB ~+18dB @ 45Hz)Adjustable Xover

9 8 4 765321L+L–R+R–+ –B+ GNDLeft Right+ –L+L–R+R–REMHP–Full–LP80HzCrossoverHighLevelInputLEDLeftInputRightInputGain+12dB+6dB0dBPunchBassSpeaker+