Alpha Design Labs A1
The Alpha Design Labs A1 is a versatile, portable headphone amplifier and DAC designed for digital audio enthusiasts. Released in 2014, this compact unit excels at enhancing audio detail and dynamics, creating an impressively three-dimensional soundstage. It boasts a comprehensive feature set that often surpasses competitors, offering numerous input and output connections for broad compatibility. While primarily optimized for Android devices, its performance can vary. The A1 delivers significant audio quality in a small form factor, making it an excellent choice for on-the-go listening.
$469.00
Owner Satisfaction
4.4
/ 5
Category Rank
680
/ 807
#680 in Headphone Amplifiers
Price vs Category Average
-66%
Below average
Weight
150
/ g
Who it's for
- High-Fidelity Sound Reproduction
- Seamless Apple iOS Integration
- Robust and Premium Construction
Who should skip it
- Limited Battery Life
- Moderate Headphone Driving Power
- Restricted Android/PC Connectivity
Key Specs
Weight
150g
Dimensions
68(W) x 118(D) x 16.5(H)mm
Max Headphone Output Levels
70mW (12 ohm), 80mW (16 ohm), 65mW (32 ohm), 38mW (56 ohm), 9mW (300 ohm)
Total Harmonic Distortion
1% THD (at max output levels)
Music Playback Time
Up to 7.5 hours
Charge Time
Approximately 7 hours (DC 5V, 0.5A USB bus power)
Power Source Types
Battery Powered, USB Powered
Release Year
2014
Features
- Integrated DAC and headphone amplifier
- Creates a deep, 3D soundstage
- Portable design with battery power
- Versatile input and output connections
- Enhances audio detail and dynamics
- Headphone-only amplifier
- Stereo channel operation
What customers say
The Alpha Design Labs A1 earns high praise primarily for its exceptional sound quality and robust build. Users consistently report significant upgrades in audio clarity, detail, and soundstage depth over standard outputs. The device delivers a clean, powerful signal with tight bass and articulate highs, proving versatile across many headphones. A key strength is its ample power output, easily driving demanding, high-impedance models. Its solid aluminum chassis reinforces a premium, durable feel. While the unit carries a premium price and is slightly larger than some competitors, most listeners agree the uncompromising high-fidelity audio performance justifies the investment. It is viewed as a top-tier portable solution for serious listeners.
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$469