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Lækker forforstærker/DAC/hovedtelefon-forstærker… HD120 fra Franske Atolls MINI-LINE er en temmelig seriøs forforstærker med indbygget DAC (32bits/384kHz).
MINI-LINE serien indeholder herudover også effekttrin, streamer og cdafspiller.

Original price was: kr. 5.995,00.Current price is: kr. 3.995,00.

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Our headphone amplifiers HD100 and HD120 are equipped with a converter stage to allow you to play digital sources. All our development has been carried out around a selection of the best headphones on the market to guarantee you great versatility and flawless musicality. The HD100 and HD120 models are equipped with a preamp output so that they can be 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).
Model HD120 rear face


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).

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


Important: the use of the USB input of the DAC board requires the download of a specific driver for Windows computers. This can be downloaded below. This driver is not necessary under MAC and Linux.

Download it here:


“(…) In conclusion, the headphone amplifier with USB S/PDIF Atoll HD100 DAC offers excellent sound results where a sense of detail, sound balance and respect for dynamics combine happily. Also featuring two inputs analogue outputs and a line output with variable level, it can also be used as a preamplifier, offering the same very good performance. our Qobuzissime reward.”

Qobuz Presse 

The HD100 and HD120 models are available in black or natural aluminium:

Black anodized brushed aluminum finish.
Silver anodized brushed aluminum finish.