Grand Harmony vs Legacy Audio Classic HD
The Classic HD's sensitivity is 94 dB against the Grand Harmony's 88 dB and its low-frequency extension 32 Hz against 30 Hz. Both share impedance (4Ω) and woofer (8").
AI-generated product photo — not official manufacturer imagery.
Grand Harmony
Aurum CantusLoudspeakersFloorstanding Speakers
Estimated price (community-sourced)
$3,500 - $11,942
Around — community and catalog average, updates slowly
About the Grand Harmony
The Aurum Cantus Grand Harmony is a 4.5-way, bass-reflex floorstanding loudspeaker intended for large listening environments. Its driver complement comprises two G2Si purified-aluminum ribbon tweeters (front and rear), one AST2560 pneumatic tweeter, a 6.5-inch midrange driver, and two 8-inch woofers. The rear-firing ribbon tweeter is designed to contribute to a wider, deeper soundstage. The speaker has a 30Hz–40kHz frequency response, 88dB sensitivity, a nominal 4-ohm impedance with a 3.2-ohm minimum, and a recommended amplifier range of 50–350W. Dimensions are 1,190 × 357 × 492mm (H×W×D), and weight is 61kg per speaker. It features a vented enclosure and bi-wiring terminals.
Specifications
Transducer Specifications
Driver and acoustic performance characteristics
- Sensitivity
- 88 dB SPL @ 1W/1m
- Impedance
- 4Ω
- Frequency Response
- 30 Hz - 40 kHz
- Power Handling
- 350W
- Min. Amplifier Power
- 50W
- Max. Amplifier Power
- 350W
Speaker Design
Driver configuration and enclosure design
- Configuration
- 4.5-way
- Driver Type
- nanometer aero-metal plated carbon fiber sandwich cone
- Driver Size
- 8"
- Driver Count
- 5
- Enclosure Type
- ported
- Crossover Frequency
- 2.0 kHz
Physical Dimensions
Size, weight, and appearance
- Dimensions
- 357 × 1190 × 492 mm (W × H × D)
- Weight
- 61 kg (134 lbs)
- Available Colors
- Sapele Pommele PE high gloss, Rosewood PE high gloss, Cherry PE high gloss, Black piano PE high gloss
Key Specifications
Sensitivity: 88 dB
Impedance: 4Ω
Frequency: 30-40000 Hz
Specifications are community-contributed and may not be accurate or complete. Verify all details with the manufacturer before making purchasing decisions. Terms & Conditions