A70 vs Quad 11L
The 11L's sensitivity is 87 dB against the A70's 90 dB. Both share impedance (6Ω), low-frequency extension (40 Hz), and ways (2).
AI-generated product photo — not official manufacturer imagery.
LoudspeakersBookshelf SpeakersDiscontinued
Estimated price (community-sourced)
$239.50
Around — community and catalog average, updates slowly
About the A70
The Boston Acoustics A70 are acoustic suspension loudspeakers designed in the early 1980s, featuring a 200mm long-throw woofer and 25mm ferrofluid-cooled soft dome tweeter. Their 90dB sensitivity and 6-ohm impedance make them compatible with low-powered amplifiers while delivering room-filling sound.
Specifications
Transducer Specifications
Driver and acoustic performance characteristics
- Sensitivity
- 90 dB SPL @ 1W/1m
- Impedance
- 6Ω
- Frequency Response
- 40 Hz - 25 kHz
- Power Handling
- 75W
Speaker Design
Driver configuration and enclosure design
- Configuration
- 2-way
- Driver Type
- dynamic
- Driver Size
- 8"
- Driver Count
- 2
- Enclosure Type
- ported
- Crossover Frequency
- 2.0 kHz
Physical Dimensions
Size, weight, and appearance
- Dimensions
- 356 × 610 × 203 mm (W × H × D)
- Weight
- 11.8 kg (26 lbs)
Key Specifications
Sensitivity: 90 dB
Impedance: 6Ω
Frequency: 40-25000 Hz
Specifications are community-contributed and may not be accurate or complete. Verify all details with the manufacturer before making purchasing decisions. Terms & Conditions