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                                                                                                                              Unison Research

  

Unico 150    

 

 

16 

The 

Unico150 

has  two  LEDs  that  provide  the  user  with  important 

information about the operating condition of the amplifier. 

 

INPUT LED

 AND 

VOLUME LED 

ON: 

Indicates normal operation 

 

INPUT LED

 AND 

VOLUME LED 

BLINKING (fast): 

Indicates automatic start-up phase (approx 40 seconds)  

 

INPUT LED

 AND 

VOLUME LED 

BLINKING (slow): 

Indicates  the  unit  is  too  hot  and  the  thermal  protection  device  has 

intervened, which means the power stage has been switched off. 

When the internal temperature has returned to normal, the amplifier 

will switch on automatically and repeat the initial start-up phase. It is 

advisable to switch off the amplifier if the thermal protection device 

intervenes; this will speed up the return to normal operation

 

INPUT LED 

ON 

AND VOLUME LED 

BLINKING: 

Indicates that the amplifier is receiving a signal from the IR remote 

control (adjusting volume). 

 

If there is a temporary loss of mains electricity (even for a very short 

duration) the amplifier will restart in automatic start-up mode. 

 

 

 

REMOTE CONTROL 

 

Unison  Research   amplifiers  are  supplied  with  a  high-quality 

infrared remote control. 

Your  remote  control  handset  is  fitted  with  a  CR2032 battery – 3V 

(lithium battery). 

 
IMPORTANT!  

The remote control supplied with the 

Unico 150

 

only  allows  for  volume  attenuation  by  pressing  the  ‘

Vol  –’

  and 

Vol +’

 

buttons.

 

 

 

Summary of Contents for Unico 50

Page 1: ......

Page 2: ...Installation pag 13 3 Connection to the mains pag 14 4 Operation pag 14 5 Fuses pag 18 6 Safety and maintenance pag 19 7 Technical specifications pag 20 Declaration of conformity pag 22 Unison Researc...

Page 3: ...sses 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...

Page 4: ...s time is needed to prevent any possible damage caused by the condensation which can form during transportation Please note that condensation can form every time the amplifier is moved from a cold to...

Page 5: ...the same type and value 4 OPERATION SWITCHING ON AND WARM UP WARNING Only switch on the Unico 150 after all the connections have been made and checked Before switching on ensure that the volume contro...

Page 6: ...OR KNOB 2 LED INPUT 3 VOLUME KNOB 4 LED VOLUME 5 IR RECEIVER 6 MAIN SWITCH ON THE SIDE REAR PANEL 1 MAINS PLUG 2 SPEAKER OUTPUT TERMINALS 3 UNBALANCED LINE LEVEL INPUT AND OUTPUT CONNECTORS 4 BALANCED...

Page 7: ...ically and repeat the initial start up phase It is advisable to switch off the amplifier if the thermal protection device intervenes this will speed up the return to normal operation INPUT LED ON AND...

Page 8: ...ypass input This input allows the Unico 150 to be used as a power amplifier The audio signal from this connector goes directly to the mainboard bypassing the input selector and volume control i e the...

Page 9: ...AT 250V Fssrv1 Fssrv2 400mAT 250V Fsal1L Fsal2L 10AT 250V Fsal1R Fsal2R 10AT 250V The value for the main fuses is 10AT 250V mains voltage 100V 120V or 6 3AT 250V mains voltage 220V 230V 240V These fus...

Page 10: ...in the OFF position Valve replacement should be carried out using only valves of the same type and matched in pairs The Unico 150 uses two ECC83 12AX7 valves and two 6H30 valves The amplifier has bee...

Page 11: ...tem pole 6H30 Output stage Class AB thermostable complementary Hexfet 4 pairs for channel Input 6 line 3 unbalanced 2 balanced 1 bypass unbalanced Line Outputs 1 tape 1 sub volume controlled Output co...

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