It is very efficient in its sound at 98db (m/w), and does not require a huge amplifier to get great sound out of it. Customers have used this with great results in. Many PA type cabinets such as Peavey Black Widow, Altec 816, Electro Voice and more. (double check your dimensions before ordering) For more info on this woofer, please see below.
This woofer is brand new in box. Operating Bandwidth: 30Hz 2.5KHz.
Voice Coil Diameter: 4 inch. Overall frame diameter: 15.27.Diagonal hole to hole: 14.5. Resonance Frequency Fs: 43-57 Hz. DC Resistance Re: 6.5 ohm. Mechanical Q Factor Qms: 2.8939.
Electrical Q Factor Qes: 0.554. Total Q Factor Qts: 0.4648. Equivalent Cas air load Vas: 127.52 liters.
Efficiency Bandwidth Product EBP 93-73. Voice Coil Over Hang X-max 7 mm.
Any questions, please ask me. I accept Pay Pal for payments. Please contact me if you can not pay through pay pal.If you receive the wrong item, or an item that is damaged, I will make it right with a replacement or return. We pride ourselves in our business and taking care of our customers. We are certain that you will be satisfied with your product and our service. The item "NEW 15 SubWoofer Speaker. PA 500w" is in sale since Sunday, March 9, 2014. This item is in the category "Musical Instruments & Gear\Pro Audio Equipment\Speaker Drivers & Horns". The seller is "high5electronics" and is located in SC. This item can be shipped to United States.