ATOLL HD100-HD120 Headphone Amplifier

ATOLL's headphone amplifiers are high-quality devices designed to deliver superior sound performance. With a sleek and compact design, it provides excellent amplification and sound control for the most discerning audiophiles.

• 4 mm brushed aluminium front.
• 3 independent linear transformers (including
• 2 very low noise reserved for analogue audio in dual mono configuration).
• 8 regulated power supplies (including 4 specifics for the audio stages).
• Analogue volume control (ALPS potentiometer).
• Class A biased discrete component audio preamp stages.
• Final stage with bipolar transistors.
• High-end CLARITY CAP MKP Link Capacitors.
• BURR-BROWN PCM5102 converter:
• – Dynamic: 112 dB.
• – Signal/Noise ratio: 112 dB.
• Optional remote control (volume management and selection).

For the HD120

1 Bluetooth® input (direct i2S link).

• Power supply: 12,4 VA
• Rated power: 1,4 W/32 Ω
• Pulse power: 6,8 W/32 Ω
• Total of capacitors: 12 425 µF
• Number of inputs: 2 analogues, 3 digital, 1 Bluetooth® (HD120)
• Input impedance: 220 kΩ
• Headphone output impedance (X2): 1 Ω
• Bandwidth: 1 Hz – 150 kHz
• Rising time: 1,5 µs
• Signal/Noise Ratio: 100 dB
• Distortion rate at 1 kHz: < 0,01%
• Dimensions (mm): 320×225×63
• Weight: 3 Kg