PROJECT HEADBOX DS

NOTRE AVIS :

Le Headbox DS est un ampli casque audiophile aux performances supérieures de celle du Headbox S. Il intègre aussi un DAC avec 3 entrées numériques (optique, coaxiale et mini-usb).

Caractéristiques :

Audiophile headphone amplifier

Analogue input (RCA)

Analogue output (RCA) (use unit as D/A converter)

3 digital inputs: USB 2.0, S/PDIF (co-axial), optical

Headphone socket with individual volume control (6,3mm)

Outboard power supply included

Ultra low-noise semiconductors from Burr-Brown

SMD technology for short signal paths

Metal case shields the electronics from vibrational and electromagnetic interference

Faceplate silver or black 

Caractéristiques techniques :

Power output : 350mW/30 ohms, 60mW/300 ohms
Headphone connection : > 30 ohms
Signal-to-noise : 112dB (A weighted) at full output
Frequency response : 20Hz - 20kHz/-0,5dB
THD : 0,0014%
Gain : 9dB
Headphone jack : 3-pole 1/4" (6,3mm Ø) co-axial jack
Line-level input : 1 pair RCA/phono sockets
Line-level output : 1 pair RCA/phono sockets
D/A-converter : Cirrus Logic CS4344, 24Bit/192kHz Delta Sigma-D/A-converter
Supported audio format : PCM (LPCM), no support for multi channel formats like Dolby AC-3 or DTS
Sampling rates :
- USB 2.0 (MiniB) input : 44,1kHz and 48kHz
- Optical input : 44,1kHz, 48kHz, 88,2kHz and 96kHz
- Coaxial input : 44,1kHz, 48kHz, 88,2kHz, 96kHz, 176,4kHz and 192kHz
Outboard power supply : 18V/1.000mA DC
Power consumption : 500mA DC / < 1 watt standby
Dimensions W x H x D : 103 x 72 x 144 (150) mm (D with sockets)
Weight : 990g without power supply