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About the Beethoven Concert Grand Reference
The Beethoven Concert Grand Reference is a three-way, floorstanding bass-reflex loudspeaker. It uses one 6-inch midrange driver and three 7-inch woofers with Vienna Acoustics’ flat X4P Spidercone composite diaphragms, plus a 1.1-inch hand-coated silk-dome tweeter. The cabinet is available in Premium Rosewood, Cherry, Piano Black, and Piano White finishes. Manufacturer specifications list a 28 Hz–23 kHz frequency response, 90 dB sensitivity, and 4-ohm nominal impedance.
Specifications
Transducer Specifications
Driver and acoustic performance characteristics
- Sensitivity
- 90 dB SPL @ 1W/1m
- Impedance
- 4Ω
- Frequency Response
- 28 Hz - 23 kHz
- Min. Amplifier Power
- 50W
- Max. Amplifier Power
- 400W
Key Specifications
Specifications are community-contributed and may not be accurate or complete. Verify all details with the manufacturer before making purchasing decisions. Terms & Conditions