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Typologies
Magnet Type
Nominal diameter (in/mm)
Program power (W)
Voice Coil Diameter (in)
Nominal Impedance (ohm)
Sensitivity (db 1W/1m)
Application
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NDI12.50W

Key Features


50 mm (2 in) copper voice coil
220 W AES power handling
Aluminum voice coil former
Diecast aluminum basket
Weather protected cone for outdoor usage
Specially designed for two way systems

General Specifications

Musical power (W): 450
Nominal power AES (W) 220
Nominal diameter (''/mm) 12/250
Nominal impedance (Ω) 8
Voice coil diameter (mm): 50
Sensitivity 1W/1m (dB) 97.5
Spare part code

Thiele Small Parameters

Note
Re 5.5 ohm
Fs 55 Hz
Qms 3.8
Qes 0.49
Qts 0.44
Mms 50 g
Cms
D 264 mm
Vas 69 l
BxL 13.8 Tm
Linear Mathematical Xmax 5 mm
n 2.4
Le (1kHz) 0.95 mH

Materials

Basket Type Aluminium
Magnet Type Neodymium
Cone Material Treated Paper
Suspension Material Nomex
Spider Material Nomex
Former material Aluminum
Winding material Copper Wire
Connector type Faston
Cone shape Exponential
Gap height 8

Applications

Applications Two Way Systems
Recommended Loading Bass reflex
Loading Volume 60 l
Tuning Frequency 50 Hz
Frequency range 50 - 4000 Hz

Dimension and weight

Overall diameter 315 mm
Total depth 117 mm
Flange thickness 13 mm
Front mount baffle cutout diameter 282 mm
N. of mounting holes 8
Mounting holes diameter (mm) 7 mm
Bolt circle diameter 295 mm
Gross weight

Models

Model Code Info
FXI 12.50W Preview FXI 12.50W

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