ATOLL HD100
Our HD100 and HD120 headphone amplifiers are equipped with a conversion stage allowing 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 impeccable musicality. The HD100 and HD120 models are equipped with a preamplifier output so that they can be combined with the MA100 or any other ATOLL power amplifier.
4 mm brushed aluminium front panel.
3 independent linear transformers (including 2 very low noise transformers
2 very low noise reserved for the analogue audio in dual mono configuration).
8 regulated power supplies (including 4 specific for the audio stages).
Analogue volume control (ALPS potentiometer).
Audio preamplifier stages with discrete components polarised in class A.
Bipolar transistor final stage.
High-end CLARITY CAP MKP link capacitors.
BURR-BROWN PCM5102 converter:
- Dynamics: 112 dB.
- Signal-to-noise ratio: 112 dB.
Optional remote control (volume management and selection).
Connectivity:
2 line inputs (RCA).
1 coaxial input (24 bits/192 kHz).
1 Optical input (24 bits/192 kHz).
1 USB-B input (24 bit/192 kHz).
1 Preamplifier Output (RCA).
1 Trigger 12V output (direct On/Off connection to the MA100).
For the HD120
1 Bluetooth® input (direct i2S connection).
Technical specifications:
Power supply: 12.4 VA
Rated power: 1.4 W/32 Ω
Pulse power: 6.8 W/32 Ω
Total capacitors: 12 425 µF
Number of inputs: 2 analogue, 3 digital, 1 Bluetooth® (HD120)
Input impedance: 220 kΩ
Headphone output impedance (X2): 1 Ω
Bandwidth: 1 Hz - 150 kHz
Rise time: 1.5 µs
Signal-to-noise ratio: 100 dB
Distortion rate at 1 kHz: < 0.01%.
Dimensions (mm): 320×225×63
Weight: 3 kg