Audio-technica Headphone Amplifier AT-HA22TUBE
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- 2 vacuum tubes in pre-amplifier resulting in a thick rich sound that only tube amplifiers can attain.
- Independent Left and Right vacuum tube circuit faithfully reproduces hi-resolution sound.
- Design employs a hybrid system using both the vacum tubes and semiconductor technology.
- Die-cast aluminum case suppresses unnecessary vibration and distortion.
- A convenient line-through output function allows the use of an AV system or other AV devices.
- Equipped Ø6.3mm and Ø3.5mm stereo jacks, two headphones can be used at the same time using the front panels dual outputs.
Specifications
Maximum Output Power
500mW + 500mW (16Ω、T.H.D 10%)
300mW + 300mW (32Ω、T.H.D 10%)
150mW + 300mW (64Ω、T.H.D 10%)
60mW + 60mW (150Ω、T.H.D 10%)
30mW + 30mW (300Ω、T.H.D 10%)
Frequency Response
10 - 100,000 Hz (-3dB)
Total Harmonic Distortion
<0.25％ (32Ω、20mW Output)
Signal-To-Noise Ratio
>100dB
Power Supply
DC 15V 1.2mA (include AC adapter)
Input Connections
Line Level Analog Input (RCA x 2)
Input Attenuation
0dB、-12dB
Output Connector
Ø3.5mm and Ø6.3mm Headphone Outputs, Line Level Analog Output (RCA x 2)
Dimensions
H79mm x W105mm x D142mm
Weight
615 g
Accessories Furnished
AC adapter
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