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<blockquote data-quote="07BronzeFuz" data-source="post: 6246140" data-attributes="member: 608474">Guys just picked up 2 POWERBASE ES12D EVOLUTION SERIES 12&quot; DUAL 4-OHM VOICE COIL SUBWOOFERs. I see some specs on sealed. like .85 cu ft per woofer but I want to port them. Anyone ever use these in a ported box? These are the older chrome evo series.Here are some specsPARAMETERSFs : 29HzQms :&nbsp; 6.1Vas : (Liters) 76.4Qms :&nbsp; 6.1Qes :&nbsp; .43Qts :&nbsp; .40Nominal Imp (Ohms) : 4 ohms + 4 ohmsSPL 1w/1m (dB) : 89.9SPL (2.83V/1m) : 95.1X-Max (mm) one way : 9Pe - RMS : 450 WattsPe - Maximum : 900 WattsSomeone want to spec out a box for me. Smallest ported will do. I can give dems of the trunk I know it cant be more then 35 wide and 14 tall. Depth is what ever but like i said smallest box possible while holding decent sound. Looking more spl.</blockquote>

[QUOTE="07BronzeFuz, post: 6246140, member: 608474"] Guys just picked up 2 POWERBASE ES12D EVOLUTION SERIES 12" DUAL 4-OHM VOICE COIL SUBWOOFERs. I see some specs on sealed. like .85 cu ft per woofer but I want to port them. Anyone ever use these in a ported box? These are the older chrome evo series. Here are some specs PARAMETERS Fs : 29Hz Qms : 6.1 Vas : (Liters) 76.4 Qms : 6.1 Qes : .43 Qts : .40 Nominal Imp (Ohms) : 4 ohms + 4 ohms SPL 1w/1m (dB) : 89.9 SPL (2.83V/1m) : 95.1 X-Max (mm) one way : 9 Pe - RMS : 450 Watts Pe - Maximum : 900 Watts Someone want to spec out a box for me. Smallest ported will do. I can give dems of the trunk I know it cant be more then 35 wide and 14 tall. Depth is what ever but like i said smallest box possible while holding decent sound. Looking more spl. [/QUOTE]

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