Dual CL 70 specifications

Category : Speakers

Brand : Dual

General

Tech nical data

special features

• manufacturer: Dual
• model: CL 70
• type: speaker
• year of construction: 1970 - 1971
• Made in Germany
• color: walnut, grinding White lacquer
• dimensions: 550 x 250 x 240 mm (HxWxD)
• weight: 8.7 kg
• factory price approx.:
  • natural walnut: 298 DM
  • grinding White lacquer: 308 DM

• natural walnut: 298 DM
• grinding White lacquer: 308 DM

• design: 2-way closed
• the Transition region according to DIN 45 500: 25 Hz - 25,000 Hz
• self-resonant: 50 +/- 2 Hz
• impedance / apparent resistance: 4 Ω
• nominal power handling: 40 watts
• limit load capacity: 50 watts
• operating power: 4 watts
• Recommended amplifier power: 10 - 40 Watt / channel
• total harmonic distortion in accordance with DIN 45 500:
  • 250 Hz - 1000 Hz <= 1,5 %
  • 2000 Hz - 5000 Hz <= 1 %
  • measured at operating power
• Chassis:
  • woofer: 1 special Woofer 200 mm
    • (voice coil 37 mm, air gap induction 11000 Gauss, Magnetic flux 102000 Maxwell)
  • tweeter: 1 special tweeter with a hemispheric dome diaphragm (Dome type) 25 mm
    • (the voice coil 25 mm, air gap induction 12000 Gauss Magnetic flux 31000 Maxwell)
• connector: recessed standard socket in accordance with DIN 41 529
• Recommended room size: 15 - 40 m2

• 250 Hz - 1000 Hz <= 1,5 %
• 2000 Hz - 5000 Hz <= 1 %
• measured at operating power

• woofer: 1 special Woofer 200 mm
  • (voice coil 37 mm, Air gap induction 11000 Gauss, Magnetic flux 102000 Maxwell)
• tweeter: 1 special tweeter with a hemispheric dome diaphragm (Dome type) 25 mm
  • (the voice coil 25 mm, air gap induction 12000 Gauss Magnetic flux 31000 Maxwell)

• (voice coil 37 mm, air gap induction 11000 Gauss, Magnetic flux 102000 Maxwell)

• (the voice coil 25 mm, air gap induction 12000 Gauss Magnetic flux 31000 Maxwell)

• Front: anodized aluminum metal mesh

• Other models from the same series:
• Dual CL 30
• Dual CL 31
• Dual CL 40
• Dual CL 60
• Dual CL 70
• Dual CL 82
• Dual CL 100

• image: Dual CL-70

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