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Oberton 18B450 8 Ohm

Produktinformationen "Oberton 18B450 8 Ohm"
  • Oberton 18B450
  • 98 db 1W / 1m average sensitivity
  • 77 mm high temperature sandwich voice coil
  • 1000 W AES program power
  • Powerful, vented 180 mm magnet structure
  • Aluminium demodulating ring for lower distortion and improved heat dissipation
  • Silicone spider
  • Epoxy anti-corrosion coating of top and back plates of magnet structure

Oberton 18B450 8 Ohm SPECIFICATIONS

Nominal Diameter
Impedance
Minimum Impedance
Power Capacity AES ¹
Program Power ²
Sensitivity
Frequency Range
Voice Coil Diameter
Voice Coil Material
Voice Coil Former
V. C. Winding Depth
Magnet Gap Depth
Cone Material
Basket
Magnet
Flux Density
18"/461 inch/mm
8 Ohm
6.40 Ohm
500 W
1000 W
(50 - 200 Hz) 98 dB/W/m
35 – 1000 Hz
77 mm
Copper
Glassfiber
20 mm
11 mm
Paper
Die cast aluminium
Ferrite
1.2 T

THIELE-SMALL PARAMETERS 18B450

Fs
Qms
Qes
Qts
Vas
Mms
Re
Sd
Xmax*
Cms
BL 
Le at 1kHz
34.38 Hz
8.03
0.357
0.342
241.55 Litres
152.76 grams
5.29 Ohms
1110 cm2
± 7.25 mm
0.140 mm/N
22.12 T.m
1.49 mH

MOUNTING INFORMATION


Overall Diameter
Baffle Hole Diameter
Mounting Holes
Bolt Circle Diameter
Overall Depth
Net Weight
461 mm
417 mm
8 eliptic 7 x 8,5 mm
438/441 mm
192.5 mm
8.55 kg
Coaxial: NEIN
Größe: 18"
Impedanz: 8 Ohm
Magnet: Ferrit
Qts: 0,31 - 0,35
Sperrgut: NEIN
X-MAX: 5,1 - 10,0 mm

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