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Rockford Fosgate 3X manual

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Table of contents for the manual

  • Page 1

    O WNER ’ S M ANUAL 2X, 3 X AND 5X E LECTRONIC C ROSSOVER    [...]

  • Page 2

    Dear Customer, Congratulations on your purchase of America’s finest brand of car audio compo- nents. At Rockford Fosgate we are committed to musical reproduction at its best, and we are pleased you chose our product. Through years of engineering expertise, hand craftsmanship and critical testing procedures we have created a wide range of products[...]

  • Page 3

    T ABLE OF C ONTENTS Punch 2X, 3X and 5X Packing List ................................................ 1 Introduction ................................................................................. 1 Operating Features ................................................................. 1 Design Features ..............................................[...]

  • Page 4

    P UNCH 2 X / 3X/ 5X P ACKING L IST Punch Electronic Crossover Owner's Manual This manual provides information on the features, installation and operation of the Punch 2X, 3X and 5X Electronic Crossover. We suggest you save this manual for future reference. We strongly recommend you have your Authorized Rockford Fosgate Dealer install your new [...]

  • Page 5

    D ESIGN F EA TURES R EMOVING THE C OVER The design of the 2X, 3X and 5X allows the cover to be removed for access to the crossovers and ease of installation. The cover can be installed in either direction to match the rest of the system. The top end of the cover has two tabs which fit snugly into slots at either end of the base. Care must be taken [...]

  • Page 6

    – 3 – Punch 5X - Top Inside View Rem B+ GND 7 8 6 2 7 1 Front Input Rear Input Front Output Front Dual-Filtered Output 3 Dual Filtered Non-Faded Output Rear Dual-Filtered Output Rear Output 1 4 5 1. Gold Plated RCA Jacks All input and output RCA jacks are gold plated. The gold plated finish resists tarnishing and corrosion from interfering with[...]

  • Page 7

    6. Phase Switch (3X and 5X only) The phase switch allows easy invertion polarity on the non-faded output to optimize sound quality. 7. Mounting Holes The crossover must be mounted on a flat surface. Two mounting holes in the bottom are used to secure the crossover. 8. Fusing The crossover has a 1/2 amp AGC fast blow power protection fuse. If it is [...]

  • Page 8

    I NST ALLA TION C ONSIDERA TIONS This section focuses on some of the vehicle considerations for installing your new Punch Electronic Crossover. Checking your battery and current sound system, as well as pre-planning your system layout and best wiring routes will save installation time. When deciding how to lay out your new system, be sure that each[...]

  • Page 9

    M OUNTING AND W IRING THE E LECTRONIC C ROSSOVERS – 6 – The information below describes the various considerations for mounting and connecting the active crossovers. For additional infor- mation see the wiring diagrams beginning on page 10. We recommend mounting the crossover as close to the amplifier(s) as possible. The B+ (Power) supplies pow[...]

  • Page 10

    S ELECTING THE PROC ARDS – 7 – Punch 3X 100 Hz 100 Hz Output Output 100 Hz 100 Hz 100 Hz Blank Rear Output Dual Filtered Non-Faded Output Front Output Punch 2X The Punch 2X is shipped with 100Hz cards. The 3X is shipped with 100Hz and blank programmable cards and the 5X is shipped with 100Hz, 6.5kHz and blank programmable cards. The following c[...]

  • Page 11

    Punch 5X 6.5kHz 100Hz 100Hz 100Hz 6.5kHz Blank Blank Blank Front Output Front Dual Filtered Output Dual Filtered Non-Faded Output Rear Dual Filtered Output Rear Output – 8 – U SING THE D UAL F IL TER The Punch 3X and the Punch 5X both have Dual Filter sections. The Dual Filter is a two stage cascaded filter which uses two PROCards. The first ca[...]

  • Page 12

    Example: The Punch 3X ships with three (3) 100Hz PROCards set in the Full Range position. The crossover will pass through all 20Hz - 20kHz frequencies. The following diagram shows examples of the types of response curves when programming for a High-Pass, Low- Pass or Bandpass setting. – 9 – Gain (dB) 20Hz 20kHz Gain (dB) 20Hz 20kHz High-Pass Cr[...]

  • Page 13

    W IRING D IAGRAMS – 10 – ® ® ® ® Midrange/ T weeter 2-Channel Amplifier 2-Channel Amplifier Source Unit 2X Crossover – + – + – + – + – + Midrange/ Woofer 4 Ω Low-Pass High-Pass High-Pass @ 12dB/octave slope Midrange/ T weeter Low-Pass @ 12dB/octave slope 2 ® ® FIGURE 1 2X Basic System[...]

  • Page 14

    – 11 – 2X - 2 Way with Passive Crosovers ® ® ® ® T weeter 2-Channel Amplifier 2-Channel Amplifier Source Unit 2X Crossover – + – + – + – + Woofer 4 Ω Low-Pass High-Pass High-Pass @ 12dB/octave slope Midrange – + – + Low-Pass @ 12dB/octave slope Woofer 4 Ω T weeter Midrange Passive Crossover Passive Crossover 2 ® ® FIGURE 2[...]

  • Page 15

    3X – 2-Way with Passive Crossovers ® ® ® ® T weeter T weeter Midrange Midrange Subwoofer 2-Channel Amplifier 2-Channel Amplifier 2-Channel Amplifier Source Unit 3x Crossover – + – + – + – + – + – + – + – + ® ® High-Pass Crossover T weeter T weeter Midrange Midrange Subwoofer 0 ° 180 ° ** 2 4* High-Pass Low-Pass High-Pass L[...]

  • Page 16

    ® ® Subwoofer 2-Channel Amplifier 2-Channel Amplifier 2-Channel Amplifier Source Unit 3x Crossover – + – + – + – + – + – + – + – + T weeter T weeter Midrange Midrange Subwoofer High-Pass Low-Pass Low-Pass High-Pass Low-Pass @ 12dB/octave slope Bandpass Output @ 12dB/octave slope High-Pass Output @ 12dB/octave slope ® ® ® ® 0 ?[...]

  • Page 17

    3X – 2-Way with Amplifier's Active Crossover ® ® T weeter Subwoofer 4-Channel Amplifier with Crossover*** (High-Pass) (Low-Pass) 2-Channel Amplifier Source Unit 3x Crossover – + – + – + – + – + High-Pass Low-Pass High-Pass Low-Pass Summed Output @ 24dB/octave slope T weeter Front High-Pass @ 12dB/octave slope Rear High-Pass @ 12d[...]

  • Page 18

    5X – Basic System 2-Channel Amplifier – + – + ® ® Midrange Midrange T weeter 2-Channel Amplifier Source Unit 5x Crossover – + – + Summed Output @ 24dB/octave slope T weeter Front High-Pass @ 12dB/octave slope Rear High-Pass @ 12dB/octave slope Front Bandpass Both rolloffs @ 12dB/octave slope High-Pass Low-Pass Low-Pass Low-Pass High-Pas[...]

  • Page 19

    5X – 2-Way with 24dB Slopes ® ® ® ® Midrange/T weeter Subwoofer 2-Channel Amplifier 2-Channel Amplifier 2-Channel Amplifier Source Unit 5x Crossover – + – + – + – + – + – + – + ® ® Summed Output @ 24dB/octave slope Midrange/T weeter Midrange/T weeter Midrange/T weeter Front High-Pass @ 24dB/octave slope Rear High-Pass @ 24dB/o[...]

  • Page 20

    5X – 4-Way System T weeter 2-Channel Amplifier Source Unit 5x Crossover – + – + T weeter Low-Pass @ 24dB/octave slope High-Pass @ 12dB/octave slope Bandpass Both rolloffs @ 12dB/octave slope Not Used Low-Pass Low-Pass Low-Pass High-Pass High-Pass Low-Pass High-Pass ® ® 2-Channel Amplifier – + – + ® ® Midrange Midrange Bandpass Both ro[...]

  • Page 21

    A PPENDIX A B UILDING A C USTOM PROC ARD – 18 – The 3X and 5X both ship with blank cards which can be assembled to select any frequency you need for your system's design. Each card is built using 4 capacitors and 4 resistors, the value of the resistors determines the operating frequency. The custom cards are also available as model number [...]

  • Page 22

    Freq. R1 18.5Hz 390k Ohm 26Hz 270k Ohm 33Hz 220k Ohm 40Hz 180k Ohm 48Hz 150k Ohm 60Hz 120k Ohm 72Hz 100k Ohm 88Hz 82k Ohm 106Hz 68k Ohm 130Hz 56k Ohm 154Hz 47k Ohm 185Hz 39k Ohm 220Hz 33k Ohm 270Hz 27k Ohm 330Hz 22k Ohm 400Hz 18k Ohm 480Hz 15k Ohm 600Hz 12k Ohm 720Hz 10k Ohm 880Hz 8.2k Ohm 1.06kHz 6.8k Ohm 1.3kHz 5.6k Ohm 1.54kHz 4.7k Ohm 1.85kHz 3[...]

  • Page 23

    S PECIFICA TIONS Maximum Input Level 2V RMS Input Impedance 20,000 Ω Maximum Output Level 2V RMS Output Impedance 500 Ω Frequency Response 20Hz to 20kHz +0dB – 0.5dB Signal to Noise Ratio >105dB Distortion <0.02% THD + Noise Channel Separation >75dB Dimensions Punch 2X 4.8" x 2.9" x 1.8" 12.19cm x 7.37cm x 4.57cm Punch[...]

  • Page 24

    Rockford Fosgate warrants all electronics to the original consumer/purchaser to be free from defects in materials or workmanship for a period of three (3) years. We will cover parts and labor provided the product was purchased from an Authorized Rockford Fosgate Dealer. This warranty does not apply to any product on which the seals and/or serial nu[...]

  • Page 25

    N OTES[...]

  • Page 26

    N OTES[...]

  • Page 27

    MAN-0628-A 1/94 Rockford Fosgate A Division of Rockford Corporation 546 South Rockford Drive Tempe, Arizona 85281 U.S.A. In U.S.A. (602) 967-3565 In Canada, call Korbon (905) 567-1920 In Europe, Fax (49) 4207-801250[...]