Lehmann's Great Sounding Linear Headphone Amp Gets a USB Input! 

Complementing Lehmann's ever popular Black Cube series of phono stages is the Linear headphone amp. Great sounding and versatile, the Linear will bring you unparalleled listening pleasure and now with a USB input for use with a computer, the Linear is even more flexible!

The Linear USB features adjustable gain, a pair of headphone jacks outputs, detachable IEC power cord and an ALPS Volume Control.  Exclusive to the Linear USB is auto-selection of input, with priority given to the USB input.

Selectable Gain!
Different headphones have very different requirements to the headphone amps driving them. The selectable gain (0dB, 10 dB, 20 dB) of the Black Cube Linear USB Headphone Amp effectively optimizes the output of the zero global feedback Class A output stage for practically all headphones available. Carefully selected top notch components and a highly sophisticated circuit design gurantee listening pleasure on the highest level possible. Now you can hear that ultra-transparent sound and the explosive dynamics formerly known only from electrostatic headphones. The Linear features two Neutrik headphone jacks.

Frequency Response: 10Hz-35kHz (±0.5dB)
Output Power: 200mW/300 Ohms (400mW/60 Ohms)
Maximum Gain: 0dB, 10dB, 20dB (Switchable)
Signal to Noise: >95dB
USB: B-Type
THD: <0.001%
Channel Separation: >70dB
Dimensions (HWD): 1.75”x 4.35”x 11”
Weight: 3.3Lbs (1.5Kg)

Australian HiFi Review (PDF, 1.4 MB)

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Sound + Image Review (PDF, 1.9 MB)

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