A1 vs Raidho Acoustics D 1.1
The D 1.1's sensitivity is 85 dB against the A1's 86 dB. Both share impedance (6Ω), low-frequency extension (50 Hz), and high-frequency extension (50 kHz).
AI-generated product photo — not official manufacturer imagery.
LoudspeakersBookshelf Speakers
Estimated price (community-sourced)
$12,000
Around — community and catalog average, updates slowly
About the A1
The Børresen Acoustics 01 is a compact, premium 2-way stand-mounted loudspeaker from the brand’s 0-series. It is known for its iron-free driver technology, ribbon tweeter, and very high-end construction, with multiple finish and upgrade options that can raise the price significantly. a later listing reports a base price of $38,500 per pair and up to $55,000 with upgrades.
Specifications
Transducer Specifications
Driver and acoustic performance characteristics
- Sensitivity
- 86 dB SPL @ 1W/1m
- Impedance
- 6Ω
- Frequency Response
- 50 Hz - 50 kHz
- Min. Amplifier Power
- 50W
Speaker Design
Driver configuration and enclosure design
- Configuration
- 2-way
- Driver Type
- dynamic
- Driver Size
- 4.5"
- Driver Count
- 2
- Enclosure Type
- ported
Physical Dimensions
Size, weight, and appearance
- Dimensions
- 184 × 368 × 415 mm (W × H × D)
- Weight
- 11.5 kg (25 lbs)
- Available Colors
- Walnut veneer, Silver Supreme Edition
Key Specifications
Sensitivity: 86 dB
Impedance: 6Ω
Frequency: 50-50000 Hz
Specifications are community-contributed and may not be accurate or complete. Verify all details with the manufacturer before making purchasing decisions. Terms & Conditions