| 1″ (25mm) cloth dome, Ferrofluid-cooled, pivoting, in acoustic back chamber | 1″ (25mm) powder-coated aluminum dome, Ferrofluid-cooled, pivoting, in acoustic back chamber | 1″ (25mm) ceramic dome, Ferrofluid-cooled, pivoting, in acoustic back chamber |
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| 4 1/2″ (114mm) textured polypropylene cone with a rubber surround | 4 1/2″ (114mm) Kevlar/Nomex laminated cone with a rubber surround | 4 1/2″ (114mm) carbon fiber/Rohacell laminated cone with a rubber surround |
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| 8 ohms nominal; 6 ohms minimum | 8 ohms nominal; 6 ohms minimum | 6 ohms nominal; 4 ohms minimum |
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| 5 watts minimum; 70 watts maximum | 5 watts minimum; 80 watts maximum | 5 watts minimum; 100 watts maximum |
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| | | Tweeter Level Switch -3dB Flat +3dB |
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