Omega Pro-18C - Eminence Speaker

OmegaPro18C Larger Vented CabinetBy McJerry, Eminence Speaker LLCDisplacement Limited to 200 Watts; F3 of 40 Hz. Use a steep high pass filter set to30 Hz to protect woofer from overexcursion.Box Properties--Description--Name:Type: Vented BoxShape: Prism, square--Box Parameters--Vb = 6 cu.ftV(total) = 6.503 cu.ftFb = 35 HzQL = 7F3 = 40.39 HzFill = minimal--Vents--No. of Vents = 4Vent shape = roundVent ends = one flushDv = 3 inLv = 6.54 inDriver Properties--Description--Name: Omega Pro-18 (4 ohm)Type: Standard one-way driverCompany: Eminence Speaker LLCComment: Revised NOV 2005Piston: Paper cone.Suspension: Cloth surround.Dust Cap: Solid paper dust cap.Frame: Diecast aluminum basket.Voice Coil: 4 inch (101.6 mm) copper.Magnet: 109 oz ferrite magnet.--Configuration--No. of Drivers = 1--Driver Parameters--Fs = 22.8 HzQms = 6.414Vas = 638.6 litersXmax = 4.8 mmSd = 1159 sq.cmQes = 0.29Re = 2.5 ohmsLe = 0.61 mHZ = 4 ohmsPe = 800 wattsNormalized Amplitude Response (dB-SPL/Hz)Eminence DesignerdB60-6-12-18-24-30-365 Hz 10 50 100 500 1 K 5 K 10 K 20 KCustom Amplitude Response (dB-SPL/Hz at 1 m) with 200 wattsEminence DesignerdB1271211151091039791855 Hz 10 50 100 500 1 K 5 K 10 K 20 KMaximum Acoustic Power (dB-SPL/Hz at 1 m)Eminence DesignerdB13112511911310710195895 Hz 10 50 100 500 1 K 5 K 10 K 20 KFile: OmegaPro18CLargerVentedBox.bb6

Page Two -- OmegaPro18CLargerVentedBox.bb6Cone Displacement ( mm/Hz) with 200 wattsmm16Eminence Designer14121086425 Hz 10 50 100 500 1 K 5 K 10 K 20 KVent Air Velocity ( m/sec/Hz) with 200 wattsm/s48Eminence Designer42363024181265 Hz 10 50 100 500 1 K 5 K 10 K 20 KSystem Impedance (ohms/Hz)ohms80Eminence Designer706050403020105 Hz 10 50 100 500 1 K 5 K 10 K 20 K

OmegaPro18C Small Vented CabinetBy McJerry, Eminence Speaker LLCDisplacement Limited to 400 Watts; F3 of 54 Hz. Use a steep high pass filterset to 40 Hz to protect woofer from overexcursion.Box Properties--Description--Name:Type: Vented BoxShape: Prism, square--Box Parameters--Vb = 3 cu.ftV(total) = 3.535 cu.ftFb = 46 HzQL = 7F3 = 53.69 HzFill = minimal--Vents--No. of Vents = 4Vent shape = roundVent ends = one flushDv = 3 inLv = 8.242 inDriver Properties--Description--Name: Omega Pro-18 (4 ohm)Type: Standard one-way driverCompany: Eminence Speaker LLCComment: Revised NOV 2005Piston: Paper cone.Suspension: Cloth surround.Dust Cap: Solid paper dust cap.Frame: Diecast aluminum basket.Voice Coil: 4 inch (101.6 mm) copper.Magnet: 109 oz ferrite magnet.--Configuration--No. of Drivers = 1--Driver Parameters--Fs = 22.8 HzQms = 6.414Vas = 638.6 litersXmax = 4.8 mmSd = 1159 sq.cmQes = 0.29Re = 2.5 ohmsLe = 0.61 mHZ = 4 ohmsPe = 800 wattsNormalized Amplitude Response (dB-SPL/Hz)Eminence DesignerdB60-6-12-18-24-30-365 Hz 10 50 100 500 1 K 5 K 10 K 20 KCustom Amplitude Response (dB-SPL/Hz at 1 m) with 400 wattsEminence DesignerdB13012411811210610094885 Hz 10 50 100 500 1 K 5 K 10 K 20 KMaximum Acoustic Power (dB-SPL/Hz at 1 m)Eminence DesignerdB13112511911310710195895 Hz 10 50 100 500 1 K 5 K 10 K 20 KFile: OmegaPro18CSmallVentedBox.bb6

Page Two -- OmegaPro18CSmallVentedBox.bb6Cone Displacement ( mm/Hz) with 400 wattsmm16Eminence Designer14121086425 Hz 10 50 100 500 1 K 5 K 10 K 20 KVent Air Velocity ( m/sec/Hz) with 400 wattsm/s48Eminence Designer42363024181265 Hz 10 50 100 500 1 K 5 K 10 K 20 KSystem Impedance (ohms/Hz)ohms80Eminence Designer706050403020105 Hz 10 50 100 500 1 K 5 K 10 K 20 K