Unison Research Unico 90 User Manual

USER MANUAL
Congratulations on your purchase of a Unison Research

- A.R.I.A.
Advanced Research In Audio S.r.l. audio component.
Every Unison Research product is the result of our extensive electronic
design experience and of the deep knowledge of vacuum tubes and the way
to obtain the best performances from them we have gained over the years.
It also express our passion for building unique and valuable pieces of audio
equipment in which traditional craftsmanship and advanced electronics join
together in harmony.
Our products are built using the finest components and materials. Each
one is carefully inspected at various stages of the production process and
finally tested to satisfy our own high reliability and quality standards.
Please read and observe all warnings and instructions in this owner’s
manual and all those marked on the unit to get the best performances from
your new Unico 90 for many years to come.

Unison Research Unico 90 Specifications

Output Power

output power at 8Ω	100+100 W RMS
output power at 4Ω	180+180 W RMS

Frequency Response

frequency response at -1dB	12Hz to 45kHz
frequency response at -3dB	6Hz to 80kHz

Input Specifications

input impedance	21kΩ //300pF
input sensitivity	860mV RMS
input	6 line (3 unbalanced, 2 balanced, 1 'bypass' unbalanced)

Output Specifications

line outputs	1 tape, 1 sub (volume controlled)
output connectors	4 + 4 bi-wiring
output resistance	<0.4 ohm, resistive on all audio frequencies

Power and Consumption

power consumption	550 W (at max power on 8 ohm)
global feedback factor	0 dB
THD at 1kHz, 1 W	< 0.15%

Weight and Dimensions

dimensions	43.5cm x 18 cm x 44 cm
net weight	20 kg