Okay guys... everyone is knocking my door down to pre-order these so I am going to open it up now with an early-bird special as well. My ETA for these is mid to late February or so next year (2010). There are NO refunds on pre-orders whatsoever -- so please make sure you can afford to be without this money until they arrive before ordering. TO ORDER PAYPAL ME AT [email protected] AND SPECIFY HOW MANY and D2 or D4 coils !!! Test results will be available soon If you order before the end of November the price will be as follows : 1x SA-8 = $109 2x SA-8 = $99 each 4x or more SA-8 = $90 each Shipped in continental 48 states cost. If you order after November until the pre-order is over the price will be as follows : 1x SA-8 = $119 2x SA-8 = $109 each 4x or more SA-8 = $99 each Shipped in continental 48 states cost. All shipping is handled by FedEx or UPS ground -- shipping to HI or AK add $40 each woofer. Pre-sale in USA only. SPECIFICATIONS OF D2 Coil (D4 will be similar) : RE: 3.28 ohms (series) FS: 41.6 Hz Qes: 0.513 Qms: 6.606 Qts: 0.476 Le: 2.778 mH Vas: 3.285 L BL: 17.138 N/A Cms: 83.341 um/N Mms: 175.654 g Sens: 78.476 dB @ 1w/1m POWER: 400 RMS 5.25" depth 8.25" overall basket OD (no gasket) 7.375" cut-out diameter (without gasket) 7.25" cut-out diameter (with gasket) 6.25" magnet diameter We suggest 0.6 - 1 cube ported tuned to 30-40 hz based on your goals and preferences. Sealed can be utilized but is not optimal for these drivers. ----- VIDEO of excursion: SAZ-1500D @ 1 ohm connected to woofer for testing.