RCF 15129027 Driver 1.75-inch diaphragm, 1 inch exit throat, 40W AES, 80W Program || GENERAL || Brand : RCF || Model Number : 15129027 | ND350 || UPC : 881314450695 | 810130953929 || Features || 1.75-inch Diaphragm, 1-inch Exit Throat / Pure Titanium Compression Driver || 100W continuous program power handling || Frequency range: 1200Hz - 20kHz || 2-slot optimized geometry phase plug || Polyester diaphragm || Vented suspension system || Compact neodymium magnet assembly || || SPECIFICATIONS (1) || Exit Throat Diameter : 1.0 inch / 25 mm || Related Impedance : 8 ohm || Program Power (watt) : 100 W || Power handling capacity : 50 W || Sensitivity : 109 dB || Frequency range : 1200 - 20000 Hz || Diaphragm Material : Polyester || Suspension Material : Polyester || Suspension Design : Flat || || SPECIFICATIONS (2) || Minimum Impedance (ohm) : 6.50 ohm || Voice Coil Diameter : 1.75 inch / 44 mm || Voice Coil Winding Material : Edgewound Aluminum || Voice Coil Former Design : Straight - Kapton || Number of layers : 1 || Kind of layers : outside || Flux Density : 1.8 T || Phase Plug Design : 2 slot || Phase Plug Material : PP Composite || Magnetics : Neodymium || || Thiele - small parameters : Bl factor (Bl) (T x m) : 7.50 T x m || Standard compliance : Safety agency : CE compliant || MOUNTING INFORMATION || Overall diameter : 85 mm / 3.35 inches || Overall height : 43 mm / 1.69 inches || Mounting : 2 x 6 mm threaded holes at 90° || Item Weight : 0.85 kg / 1.87 lbs || SHIPPING INFORMATION || Package Height : 65 mm / 2.56 inches || Package Width : 111 mm / 4.37 inches || Package Depth : 113 mm / 4.45 inches || Package Weight : 0.89 kg / 1.96 lbs || || The ND350 is a high frequency performance 1.75-inch diaphragm compression driver with a 1-inch exit throat. The diaphragm is precision formed from polyester. Voice coil assembly is designed using high temperature kapton former and rectangular profile copper clad aluminium wire assembled using advanced specially formulated adhesives. ||