HEADPHONE AMPLIFIER / PREAMPLIFIER / DAC

Our HD100 and HD120 models stand out with their unique converter stage, enabling you to enjoy digital sources. We’ve meticulously developed these models around the finest headphones, ensuring exceptional versatility and flawless musicality. Notably, both models feature a preamp output that can be seamlessly combined with MA100 or any other ATOLL power amplifier.

• 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).

CONNECTIVITY

HD100

2 Line inputs (RCA).
1 Coaxial input (24 bits/192 kHz).
1 Optical input (24 bits/192 kHz).
1 USB-B input (24 bits/192 kHz).
1 Preamplifier output (RCA).
1 Trigger output 12V (direct On/Off connection with the MA100).

HD120

2 Line inputs (RCA).
1 Coaxial input (24 bits/192 kHz).
1 Optical input (24 bits/192 kHz).
1 USB-B input (24 bits/192 kHz).
1 Preamplifier output (RCA).
1 Trigger output 12V (direct ON/OFF connection with the MA100).
1 Bluetooth® input (direct i2S link).