Difference between revisions of "Acoustic Research AR-7"

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== Daten ==
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== Data ==
{{Navigation}}
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{{navigation}}
'''Allgemein'''
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'''General'''
* Hersteller: [[Acoustic Research]]
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* Manufacturer: [[Acoustic Research]]
* Modell: AR-7
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* Model: AR-7
* Typ: Lautsprecher
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* Type: Loudspeaker
* Baujahre: 1972 - 1974
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* Years of manufacture: 1972 - 1974
* Hergestellt in: USA  
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* Made in: USA  
* Farbe: Front Stoff hellbraun, Gehäuse Amerikanisch Nussbaum
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* Color: front fabric light brown, cabinet American walnut
* Abmessungen: 247 x 400 x 146 mm (BxHxT)
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* Dimensions: 247 x 400 x 146 mm (WxHxD)
* Gewicht: 5 kg
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* Weight: 5 kg
* Neupreis ca.: 65 US-$, 350 DM pro Stück
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* Original price approx.: 65 US-$, 275 DM per piece
  
  
'''Technische Daten'''
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'''Technical Data'''
* Bauart: 2-Wege, Bassreflex
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* Type: 2-way, bass reflex
 
* Chassis:
 
* Chassis:
** Tieftöner: 203 mm Konus
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** woofer: 203 mm cone
** Mitteltöner:  
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** Midrange driver:  
** Hochtöner: 32 mm Kalotte
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** Tweeter: 32 mm cone tweeter
* Belastbarkeit (Nenn-/Musikb.): 30 W / 40 W
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Power handling (nominal/music): 30 W / 40 W
* Wirkungsgrad:  
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Efficiency:  
* Frequenzgang: 45 - 20'000 Hz
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* Frequency response: 45 - 20'000 Hz
* Übergangsbereiche: 2'000 Hz
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* Crossover: 2'000 Hz
* Impedanz: 8 Ohm
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* Impedance: 8 Ohm
  
  
'''Besondere Ausstattungen'''
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'''Special Features'''
* Hochton-Pegelregler 3-stufig
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* Front cover removable
  
 
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== Remarks ==
== Bemerkungen ==
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* Other models in the same series:
* Weitere Modelle der gleichen Serie:
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* Turntables:
* Plattenspieler:
 
 
* [[Acoustic Research Model XB]]
 
* [[Acoustic Research Model XB]]
  
  
* Lautsprecher:
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* Speakers:
 
* [[Acoustic Research AR-2]]
 
* [[Acoustic Research AR-2]]
 
* [[Acoustic Research AR-2a]]
 
* [[Acoustic Research AR-2a]]
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== Bilder ==
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== Pictures ==
* Auszug aus Prospekt: Acoustic Research AR-7
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<gallery>
[[Datei:Acoustic Research AR-7-Prospekt-1.jpg]]
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AR7.JPG|Acoustic Research AR7
 
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AR7_wogrill.JPG|Acoustic Research AR7 without grill
 
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Acoustic Research AR-7 brochure-1111.jpg|* Extract from brochure: Acoustic Research AR-7
* Auszug aus Prospekt: Acoustic Research
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AR.jpg|* Extract from brochure: Acoustic Research
[[Datei:AR.jpg]]
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</gallery>
 
 
  
== Berichte ==
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== Reports ==
  
  
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[[Kategorie:Lautsprecher]]
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[[Category:Loudspeaker]]

Latest revision as of 09:33, 28 January 2021

Data[edit]

General

  • Manufacturer: Acoustic Research
  • Model: AR-7
  • Type: Loudspeaker
  • Years of manufacture: 1972 - 1974
  • Made in: USA
  • Color: front fabric light brown, cabinet American walnut
  • Dimensions: 247 x 400 x 146 mm (WxHxD)
  • Weight: 5 kg
  • Original price approx.: 65 US-$, 275 DM per piece


Technical Data

  • Type: 2-way, bass reflex
  • Chassis:
    • woofer: 203 mm cone
    • Midrange driver:
    • Tweeter: 32 mm cone tweeter

Power handling (nominal/music): 30 W / 40 W Efficiency:

  • Frequency response: 45 - 20'000 Hz
  • Crossover: 2'000 Hz
  • Impedance: 8 Ohm


Special Features

  • Front cover removable

Remarks[edit]



Pictures[edit]

Reports[edit]

Links[edit]