Audio-Technica AT-PHA100 Headphone Amplifier
Best portable amplifier for audiophiles seeking high-resolution sound on the go.
This portable amplifier transforms lackluster mobile audio into a rich, high-fidelity experience that rivals dedicated desktop setups. While it adds a bit of bulk to your pocket, the trade-off is a significant boost in sonic detail and the ability to drive demanding headphones with ease.
$549.00
at
Hi-Fi Heaven
Who it's for
- Audiophiles seeking high-fidelity, natural sound reproduction
- Digital listeners needing superior signal processing from mobile devices
- Travelers wanting durable, long-lasting audio equipment
Who should skip it
- Budget-conscious buyers looking for entry-level pricing
- Commuters requiring all-day battery performance
- Minimalists needing truly pocketable audio gear
Performance breakdown
Audio Fidelity
High-resolution support delivers exceptional clarity and depth for discerning listeners.
Build Quality
Rugged all-aluminum chassis provides premium protection for daily portable use.
Input Versatility
Seamlessly handles both digital and analog sources for broad device compatibility.
Drive Capability
Handles a wide range of headphone impedances with clean, consistent power.
Portability
Compact, lightweight design fits easily into any travel or commute setup.
Control Precision
Machined volume knob and gain switch offer tactile, accurate sound adjustments.
Key Specs
Supported OS
Windows XP (32-bit), Windows 7, Windows 8, Windows 8.1, Mac OSX Mavericks (10.9)
Corresponding Headphone Impedance
10–300 ohms
Maximum Output Level
100 mW + 100 mW (16 ohms, THD 10%)
Frequency Characteristic
10 Hz–100 kHz (-1 dB)
Signal-to-noise Ratio
110 dB (A-weighted)
Total Harmonic Distortion
<=0.001% (32 ohms 10mW output)
Input Connector
Analog: 3.5 mm (1/8") gold-plated stereo mini jack; Digital: USB (micro-B)
Output Connector
3.5 mm (1/8") gold-plated stereo mini jack
Supports 32-bit/384kHz PCM and DSD audio playback
USB and Optical input
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