Crossover question

Posts: 66
If a sub woofer has a range of 32-225Hhz and the crossover is 60-110Hz how will it ever play above 110? If its set at 110 doesn't that mean it plays only 110 and below? I apologize for my nievity.
AVR: Integra DTR-50.4
TV: LG 50PS70
DVD/CD/BR: OPPO BDP 93
MAINS: Polk RTiA7
CENTER: Polk CSiA6
Heights: Polk VS 625RT (in wall)
SURROUNDS: Polk TC60i (in ceiling)
REARS: Polk R1
SUB: Polk PSW 125
Post edited by Cuchulain on

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  • Posts: 66
    edited February 2013
    I think I got it. Thanks ZLTFUL.
    AVR: Integra DTR-50.4
    TV: LG 50PS70
    DVD/CD/BR: OPPO BDP 93
    MAINS: Polk RTiA7
    CENTER: Polk CSiA6
    Heights: Polk VS 625RT (in wall)
    SURROUNDS: Polk TC60i (in ceiling)
    REARS: Polk R1
    SUB: Polk PSW 125
  • Posts: 3,263
    edited February 2013
    Plus, if the subwoofer has an unfiltered input (sometimes called LFE input), that bypasses the analog crossover on the sub. Most digital systems don't require a crossover on the subwoofer itself, since your receiver is handling all the system crossovers and combining the redirected bass with the LFE channel for a single output to the subwoofer.
    Equipment list:
    Onkyo TX-NR3010 9.2 AVR
    Emotiva XPA-3 amp
    Polk RTi70 mains, CSi40 center, RTi38 surrounds, RTi28 rears and heights
    SVS 20-39CS+ subwoofer powered by Crown XLS1500
    Oppo BDP-93 Blu-ray player
    DarbeeVision DVP5000 video processor
    Epson 8500UB 1080p projector
    Elite Screens Sable 120" CineWhite screen
  • Posts: 139
    edited February 2013
    nice graphics, my engineering brain is pleased that you provided that! great.
  • Posts: 33,062
    edited February 2013
    Cuchulain wrote: »
    If a sub woofer has a range of 32-225Hhz and the crossover is 60-110Hz how will it ever play above 110? If its set at 110 doesn't that mean it plays only 110 and below? I apologize for my nievity.

    What subwoofer do you even want to play above 110 ? Most subs are used for mid to lowbass frequencies below that point, not above. Since you have the A7's, you don't want to set it that high anyway. Your problem as I see it anyway is your sub isn't going to do much better than the 7's except in the lower regions. Upgrade that sub for substantial improvement.
    HT SYSTEM-
    Sony 850c 4k
    Pioneer elite vhx 21
    Sony 4k BRP
    SVS SB-2000
    Polk Sig. 20's
    Polk FX500 surrounds

    Cables-
    Acoustic zen Satori speaker cables
    Acoustic zen Matrix 2 IC's
    Wireworld eclipse 7 ic's
    Audio metallurgy ga-o digital cable

    Kitchen

    Sonos zp90
    Grant Fidelity tube dac
    B&k 1420
    lsi 9's
  • Posts: 66
    edited February 2013
    I just used the values of the 125 to ask the question. I don't necessarily want to play it above 110Hz. And I just upgraded to this sub, its less than a week old.
    AVR: Integra DTR-50.4
    TV: LG 50PS70
    DVD/CD/BR: OPPO BDP 93
    MAINS: Polk RTiA7
    CENTER: Polk CSiA6
    Heights: Polk VS 625RT (in wall)
    SURROUNDS: Polk TC60i (in ceiling)
    REARS: Polk R1
    SUB: Polk PSW 125

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