ALR Factor 7

Data

General

• Manufacturer: ALR Jordan
• Developer: Karl-Heinz Fink
• Model: Factor 7
• Years of manufacture: from ca 1995 - ca 2004
• Manufactured in: Essen - Germany
• Wood: white, black, bubinga, rose oak, natural cherry, pyramid walnut or against surcharge: root veneers like elm, birch etc...
• Dimensions: 290 x 1470 (incl. spikes) x 500 mm (WxHxD)
• Weight: 130 kg per piece
• Original price approx.: 8000 € per pair (at market launch 16.000 DM)

Technical Data

• System: 3-way passive cone, floorstanding speaker.
• drivers:
  • woofer: 2x (20cm Scan Speak custom-made).

midrange driver: 1x (17cm Scan Speak custom made)

• • tweeter: 1x (Revelator 2904 modified by Scan Speak)
  • passive cone: 2x 25cm on rear side
• Power handling: 200/300 Watt (nominal/music power handling)
• Sensitivity (2.83 Volt/1 meter): 92 dB
• Frequency response: 20 - 28.000 Hz
• Transitional ranges: 300 / 3,000 Hz
• Impedance: 4 Ohm
• Filter slope: 24 dB/octave acoustically allpass

Special Features

• passive membrane adjustable via screw weights
• Tweeter and midrange each separately adjustable via jumpers (+/- 1dB)
• Bi-amping possible
• PVC tube in separate cabinet with 30 kg quartz sand filling forms housing for midrange driver
• Single boards of the crossover are mounted on foamed rubber plates in a separate cabinet in the plinth
• AUDIO Test (3/95) rated with 94 points

Comments

Other models of the same series:

Pictures