Editing Dual CL 490

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Bestückung:1Spezial-Tieftöner- Korbdurchmesser: 300mm  1Spezial-Kalotten-Mitteltöner:50mm 
== Data ==
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1Spezial-Kalotten-Hochtonlautsprecher 25mm.
{{navigation}}
 
'''General'''
 
* Manufacturer: [[Dual]]
 
* Model: CL 490
 
* Year of manufacture: around 1978 - 1979
 
* Made in: Germany
 
* Color:
 
** CL 490: Walnut
 
** CL 490 S: Black
 
* Dimensions: 680 x 380 x 290 mm (HxWxD)
 
* Weight: 20 kg
 
* Original price approx.: 1.000 DM
 
  
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4LC Frequenzweichen Trennfrequenzen 500/3000Hz Filtersteilheit 12db/Oktave, 1Ausgleichsnetzwerk-
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zur Frequenzgang und Phasenkorrektur ,elektronische Schutzschaltung gegen Thermische Überlastung des Hochtonsystems
  
'''Technical data'''
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Regelschaltung: Hochton-Pegelschalter und Mittelton-Pegelschalter 6db Regelschritte 2db.
* Type: 3-way closed
 
* Chassis:
 
** woofer: 1x 300 mm
 
midrange driver: 1x 50 mm (dome)
 
** Tweeter: 1x 25 mm (dome)
 
* Power handling (nominal/music): 100 / 130 Watts.
 
efficiency:
 
* Frequency response: 20 - 25,000 Hz
 
* Crossover: 500 / 3,000 Hz (12 dB/oct)
 
* Impedance: 8 Ohm
 
  
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Übertragungsbereich: 20-25000Hz  Eigenresonanz 50Hz  Nennscheinwiderstand 8 Ohm Sinus
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100 Watt  Musikleistung 130 Watt  Höhe 68cm  Breite 38cm  Tiefe 29cm  20Kg  Schwarz  Bruttovolumen ca.75 Liter.
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NP 4000 DM.
  
'''Special features'''
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[[Bild:Dual Box CL 490 Holz.jpg]]
* recommended room size: up to 60 m²
 
* control circuit: tweeter level switch and midrange level switch 6db, control steps 2db
 
* electronic protection circuit against thermal overload of the tweeter system
 
 
 
== Remarks ==
 
Other models in the same series:
 
* [[Dual CL 430|CL 430]]
 
* [[Dual CL 450|CL 450]]
 
* [[Dual CL 470|CL 470]]
 
* [[Dual CL 490|CL 490]]
 
 
 
== Pictures ==
 
[[Image:Dual Box CL 490 wood.jpg|700px]]
 
[[Image:DSC09001 SwitchPl.JPG|700px]]
 
[[Image:DSC09000 Turnout BlockschPl.JPG|700px]]
 
 
 
== Reports ==
 
 
 
== Links ==
 
 
 
[[Category:Loudspeaker]]
 

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