RCF N 850

The N850 is a high quality 3-inch diaphragm compression driver with a 2-inch exit throat. The diaphragm is precision formed from 0.05mm thick pure titanium. The suspension is based on Mylar vented design. The front aluminium adaptor guarantee a very smooth transition from the phase plug to 2-inch output interface.

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3-inch Diaphragm, 2-inch Exit Throat / Pure Titanium Compression Driver
180W continuous program power handling
Frequency range: 500Hz - 20kHz
3-slot optimized geometry phase plug
Aluminium rear cover and front adaptor
Copper inductance ring for extended response
Vented suspension system

Technical Specification

Exit Throat Diameter:2.0 inch / 51 mm
Related Impedance:8 ohm
Program Power (watt):180 W
Power handling capacity:90 W
Sensitivity:109 dB
Frequency range:500 - 20000 Hz
Diaphragm Material:Pure Titanium
Suspension Material:Mylar
Suspension Design:Radial
Minimum Impedance (ohm):8.80 ohm
Voice Coil Diameter:3.0 inch / 76 mm
Voice Coil Winding Material:Edgewound Aluminium
Voice Coil Former Design:Straight - Kapton
Number of layers:1
Kind of layers:outside
Flux Density:1.8 T
Phase Plug Design:3 slot
Phase Plug Material:PP Composite
Magnetics:Ceramic
Voice Coil Demodulation Ring:Copper

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