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New Cadence ZXC6KS rattling
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<blockquote data-quote="alex6999" data-source="post: 6811563" data-attributes="member: 582659"><p>bought from audiosavings</p><p></p><p>here <a href="http://cgi.ebay.com/ebaymotors/ws/eBayISAPI.dll?ViewItem&amp;item=390162618910&amp;viewitem=&amp;sspagename=STRK%3AMEWNX%3AIT" target="_blank">NEW CADENCE 6.5" 300 WATT SLIM CAR COMPONENT SPEAKERS : eBay Motors (item 390162618910 end time Apr-15-10 23:07:21 PDT)</a></p><p></p><p>mclerico83 recommend it.</p><p></p><p>when i increase volume - it start rattling.</p><p></p><p>it not loud when start rattling</p><p></p><p>i checked both speakers, one installed and one connect in hand.</p><p></p><p>1. it was connected through cadence crossover.</p><p></p><p>HU crossower was setup to 63 Hz -12db</p><p></p><p>2. it was connected direct.</p><p></p><p>it rattling at low frequencies</p><p></p><p>100 Hz at -18 db still rattling</p><p></p><p>100 Hz at -24 db not rattling</p><p></p><p>WHY? is it normal?</p><p></p><p>what if i don have crossover in HU? i need to turn knob of amp to 200 Hz to prevent rattling, i suppose amp xover -12db</p><p></p><p>thanks</p><p></p><p>PS:</p><p></p><p>HU Alpine CDA9833</p><p></p><p>Amp Power Acoustik GOTHIC OV2-1250</p><p></p><p>1250 peak, 220 RMS per channel</p><p></p><p>Bridged RMS Power: 560 watts</p><p></p><p>i think real RMS 12V * 50A * 50% AB Amp Efficiency = 300 total bridged.</p><p></p><p>so i think i can do 115W RMS per channel. its enough for 75 rms speaker. without THD</p><p></p><p>PPS: cheap $30 coaxs with cool lights from walmart plays better.</p></blockquote><p></p>
[QUOTE="alex6999, post: 6811563, member: 582659"] bought from audiosavings here [URL="http://cgi.ebay.com/ebaymotors/ws/eBayISAPI.dll?ViewItem&item=390162618910&viewitem=&sspagename=STRK%3AMEWNX%3AIT"]NEW CADENCE 6.5" 300 WATT SLIM CAR COMPONENT SPEAKERS : eBay Motors (item 390162618910 end time Apr-15-10 23:07:21 PDT)[/URL] mclerico83 recommend it. when i increase volume - it start rattling. it not loud when start rattling i checked both speakers, one installed and one connect in hand. 1. it was connected through cadence crossover. HU crossower was setup to 63 Hz -12db 2. it was connected direct. it rattling at low frequencies 100 Hz at -18 db still rattling 100 Hz at -24 db not rattling WHY? is it normal? what if i don have crossover in HU? i need to turn knob of amp to 200 Hz to prevent rattling, i suppose amp xover -12db thanks PS: HU Alpine CDA9833 Amp Power Acoustik GOTHIC OV2-1250 1250 peak, 220 RMS per channel Bridged RMS Power: 560 watts i think real RMS 12V * 50A * 50% AB Amp Efficiency = 300 total bridged. so i think i can do 115W RMS per channel. its enough for 75 rms speaker. without THD PPS: cheap $30 coaxs with cool lights from walmart plays better. [/QUOTE]
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New Cadence ZXC6KS rattling
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