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Integrated amplifiers — Aurorasound HFSA01
Description, images, technical data and specifications
Aurorasound HFSA01
Image source — © Aurorasound
The HFSA01 is an integrated amplifier with phono stage from Aurorasound, a manufacturer known for considered tube and hybrid electronics engineering, built with comprehensive connectivity spanning multiple source types. The HFSA01 brings Aurorasound's approach to a complete integrated chassis.
Key specs that matter
Two single-ended inputs plus a dedicated phono input and a dedicated CD input are provided. Output power is 2 x 14W - a modest figure suggesting a likely tube-based design philosophy prioritising tonal character over raw output. Gain is 40dBu. Frequency response spans 10Hz to 40,000Hz within plus-or-minus 3dB. Signal-to-noise ratio is 93dB, with total harmonic distortion plus noise at 0.08%. At 360 x 320 x 145mm and 10.3kg, the HFSA01 represents a comprehensive integrated amplifier commitment.
Sound and use context
Expect the rich, harmonically engaging tonal character a likely tube-based circuit topology delivers, with the modest 14W-per-channel output calling for efficient loudspeakers to reach satisfying volumes.
Pairing
The built-in phono and CD inputs cover multiple source types directly, though the modest 14W output pairs best with efficient, high-sensitivity loudspeakers.
Alternatives
Aurorasound's own VIDA-MkⅡ standalone phono stage offers an alternative for buyers wanting dedicated phono amplification separate from integrated amplification.
Key specs that matter
Two single-ended inputs plus a dedicated phono input and a dedicated CD input are provided. Output power is 2 x 14W - a modest figure suggesting a likely tube-based design philosophy prioritising tonal character over raw output. Gain is 40dBu. Frequency response spans 10Hz to 40,000Hz within plus-or-minus 3dB. Signal-to-noise ratio is 93dB, with total harmonic distortion plus noise at 0.08%. At 360 x 320 x 145mm and 10.3kg, the HFSA01 represents a comprehensive integrated amplifier commitment.
Sound and use context
Expect the rich, harmonically engaging tonal character a likely tube-based circuit topology delivers, with the modest 14W-per-channel output calling for efficient loudspeakers to reach satisfying volumes.
Pairing
The built-in phono and CD inputs cover multiple source types directly, though the modest 14W output pairs best with efficient, high-sensitivity loudspeakers.
Alternatives
Aurorasound's own VIDA-MkⅡ standalone phono stage offers an alternative for buyers wanting dedicated phono amplification separate from integrated amplification.
Specifications
Model name
HFSA01
Type
Integrated Amplifier with Phono
Analog inputs (balanced)
N/A
Analog inputs (single-ended)
2 + 1 (Phono) + 1 (CD)
Input sensitivity (mV)
N/A
Input impedance (balanced) (Ω)
N/A
Input impedance (single-ended) (Ω)
N/A
Output impedance (balanced) (Ω)
N/A
Output impedance (single-ended) (Ω)
N/A
D/A conversion
N/A
Phono MM/MC current-sensing input impedance (Ω)
N/A
Output power (8Ω) (W)
2 x 14
Output power (4Ω) (W)
N/A
Gain (dBu)
40
Frequency response low +/- 3dB (Hz)
10
Frequency response high +/- 3dB (Hz)
40 000
Signal to Noise Ratio (dB)
93
Total Harmonic Distortion + Noise (%)
0.08
Damping factor
N/A
Dimensions (mm)
360 х 320 х 145
Weight (kg)
10.3
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