Unison Research

Unison Research SH amplifer hifi cuffia valvole Dac Classe A USB stereo hifi

List price: € 1990.00

€ 1690.00

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Unison Research SH amplifer hifi headphone Dac Class A USB stereo hifi stereo2000.it Research Unsison SH is a single-ended class A, Headphone amplifier with tube circuit Two-stage, with passive volume control. internal DAC with USB input, making it perfect for SH headphone listening of the liquid music. Asynchronous USB, USB 2.0 compatible Audio Class PCM up to 384kHz and DSD up to 128 Resolution 32 bit ESS Sabre DAC ESS ES9010K2M jitterIsolamento No galvanic isolation between interface and Dac Clock with low phase noise 110dB SNR (at 1kHz, weighed \"A\", 192kHz) 0.008% THD + N (at 1kHz, -3dBFS)
Unison Research SH amplifer hifi cuffia valvole Dac Classe A USB stereo hifi

Technical features:

Maximum output voltage 1% THD:
Output High sensitivity: 0.5 V to 150 ohms, 12:45 V on 33 ohm, 10 ohm 0.4 V
low sensitivity output: 1.4 V at 150 ohms, 33 ohms at 1.1 V, 0.6 V to 10 ohms
stereo2000.it
Frequency range: -0.1 dB @ 10 Hz / 3-dB @ 50 kHz (output "Low sensitivity" of 33 ohms)
Input impedance: 20 kilohms // 100 pF
Sensitivity: 0.67 V input for 0:33 V output (output "High sensitivity", 10 ohms) 0.67 V input to 1 V output (output "Low sensitivity", 33 ohms)

input stage: Pure Class A, ECC83 / 12AX7

Output Stage: Class A, EL84 connected in triode
Inputs: 1 RCA line, 1 USB
Outputs: 2 in parallel
Feedback factor: 16 dB
Output Impedance: 6.9ohm.
Damping factor: 3 of 20 ohms
THD: <0.2% @ 1kHz, 0.5V, <0.8% up to 1 V (Output "Low sens." About 33 ohms)
Consumption: 45 W
Dimensions: 22.5 x 12.6 x 32.2 cm
Weight: 6 kg

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