JBL / Selenium D305: Mid Range Compression Driver

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The JBL / Selenium D305 is a 2" exit Compression Driver for high sensitivity, low distortion and smooth medium frequency response applications. It features assembly without necessi ty of screws, providing great flexibility in exchanging and guaranteeing bigger protection against humidity. A ferrofluid (ferrosound) loaded gap reduces heat buildup and offers consistent results over long term demanding concert usage. The voice coil is made of high temperature wire wound on kapton former to withstand high operating temperatures. A precisely engineered diaphragm structure and alignment mechanism for easy, reliable, cost effective repair in case of diaphragm failure. Specifications: Power handling: 100 W RMS / 150 W maximum Nominal impedance: 8 ohms Voice coil diameter: 75 mm Frequency response: 400 - 9000 hz SPL: 110 (horn)/ 115 (plane wave tube) dB 2.8 V / 1 m DC resistance: 6 ohms Voice coil winding length: 5.3 m Voice coil winding depth: 3.5 mm Diaphragm material: phenolic Flux density: 1.6 T Volume displaced by tweeter: 1.4 L Throat diameter: 50 mm Minimum recommended crossover: 500 hz Magnet weight: 1600 g Net weight: 5000 g Connectors: push terminals Horn connection: Bolt on Depth: 76 mm Magnet diameter: 169 mm Magnet height: 19 mm Package contents: D305 Selenium speaker Owner's manual Show more