Unico Secondo - Unison Research
Contents
1. mains plug from the wall socket immediately and seek assistance from an authorised Service Centre before attempting to operate it again Before inserting the mains plug into the wall socket ensure that the switch on the amplifier is in the OFF position If you do not intend to use the amplifier for a long period of time we strongly recommend you unplug from the mains at the wall socket Valve replacement Valve replacement should be carried out using other valves of the same type Replace both as a matched pair The Unico II uses two valves type ECC83 12AX7 The amplifier has been designed for maximum valve life in laboratory tests 15000 hours life have been exceeded If you notice a significant reduction in the output volume or if the internal filament of a valve no longer lights up it will be time to fit a new pair of valves Always replace both using a selected matched pair Important Safety Before attempting valve replacement ensure that the amplifier is switched off and allow sufficient time for the valves to cool Remove the mains power cord from the amplifier If in doubt your Authorised Dealer or Service Centre will be able to assist with this operation Cleaning the Unico IT Cleaning should be carried out after switching off and allowing the amplifier to cool down Use a soft dry cloth Do not use solvents or alcohol based detergents Do not rub hard on the screen printed legends on the top cover Never o2. ISON RESEARCH HIGH END ELECTRONICS BORN IN ITALY Cinico Secondo Unison Research Unico USER MANUAL First of all may we sincerely thank you for choosing this Unison Research audio component All our products are made with great care and pride and we hope that your new purchase will give you many years of satisfaction and musical pleasure Please take a little time to read the following notes They will help you to get the best from your new Unison Research Unico II Every Unison Research product is the fruit of great experience in electronic design as well as a profound knowledge of vacuum tubes and how to get the best performance from them It is also the result or our passion for making unique and valuable pieces of audio equipment in which traditional craftsmanship and advanced electronics join together in harmony All our products are made using fine quality materials and each one is inspected at various stages of the production process to ensure that it meets our own very high standards 1 UNPACKING Please check that the packaging is intact and that the product has not suffered from rough handling during transport If you are in any doubt we recommend that you contact your Authorised Dealer for advice before proceeding to install it IMPORTANT After unpacking allow time for the product to reach normal room temperature before connecting up and switching on This is to allow any condensation to dissipate which
3. NGS yta NAEKTPOVIKG aroppiupata ite OE TEP TTOON NOV TP KELTOL va AVTIKATACTODE AT Eva v o avTiOTOIYO IPOT V va TO EMOTP YEL OTOV TOANT AT Tov OTO O TO aydpacE H ap pieyn ya inv drap n n K VTPOV TepiovAdoyi g ya rpot vta Mov TpoopiCovtat yla OVAK KAON ere epyacia kat acpa i ar ppwn siva arapaitnty ote va perwdobv ot K V VVOL yia Tv vysia kat TO tepipaddov ENUT OV ETITP TEL THY ETAVAKTMON KAL AVAK KAOON TOV VAIKOV TOV XPNOLLOTOMONKOV VIA TNV KOTOCKEVN TOV OVYKEKPILEVOV TPO VTOV H un obwonpn ar ppiym tov mpoidvtov avtov AT tov IP oOTHN TOVG sivar tap faon Nov propri va OSNY OEL TE Sio n Bruger information I overensstemmelse med EU direktiver 2002 95 CE og 2003 96 CE vedrgrende reduction af farlige stoffer i elektriske og elektroniske apparater og bortskaffelse af affald Det overkrydsede affaldssymbol p produkternes emballage indukerer at produktet skal bortskaffes separeret fra andre affaldstyper i de dertil egnede affalds kontainere Brugerne skal enten bortskaffe produktet til seerligt indrettede affaldscentre for elektronisk affald eller returnere det til forhandleren fra hvem det oprindeligt er kgbt fra hvis det skal genplaceres med et tilsvarende nyt produkt For s vidt de specielle opsamligscentre for produkternes recycling behandling og sicker bortskaffelse er n dvendig for at modvirke negativ effect p helbred og milj Det g r ogs genbrug mulig Uautoriseret bortskaffelse af omtalt
4. e product was originally purchased if it is to be replaced with a new equivalent product Provision of special collection facilities for products destined for recycling treatment and safe disposal is necessary in order to prevent negative effects on health and onthe environment It also enables re use and or recycling of the materials used in the manufacture of those products Unauthorised disposal of such products by the owner is an offence which may lead to prosecution PL INFORMACJA DLA UZYTKOWNIKA W zgodno ci z dyrektywami 2002 95 CE 2002 96 CE oraz 2003 108 CE Unii Europejskiej dotycz cymi zredukowania u ycia niebezpiecznych substancji w sprz cie elektrycznym oraz elektronicznym a tak e utylizacji odpad w Produkty lub opakowania oznaczone symbolem przekre lonego kosza maj by segregowane i wyrzucane oddzielnie wobec innych odpad w U ytkownik powinien odes a zu yty produkt do specjalnego centrum zajmuj cego si zbieraniem utylizacj wy ej wymienionych odpad w albo zwr ci do punktu sprzeda y gdzie dany produkt zosta zakupiony je li ma by on wymieniony na nowy odpowiadaj cy produkt Zapewnienie dost pu do centr w sk adowania i bezpiecznej utylizacji jest niezb dne dla unikni cia niebezpiecznych skutk w dla zdrowia i w trosce o bezpiecze stwo rodowiska naturalnego Pozwala r wnie na ponowne u ycie i wprowadzenie do obrotu u ytych materia w na zasadzie recyklingu Nieautoryzowane pozbycie si ww
5. e produkter kan for ejeren f re til modkrav fra lovgiverne herunder afstraffelse med b de og h ftelse 21
6. its Section 2 Limitation of voltage fluctations and flicker in low voltage supply systems for equipment with rated current lt 16A EN 60335 EN 61305 1 EN 61305 3 CEI 84 2 CEI 84 3 CEI 84 8 The tests have been performed in a typical configuration d This Conformity is indicated by the symbol i e Conformit europ enne 17 Unison Research Unicoll INDEX Introduction pag 10 1 Unpacking pag 10 2 Installation pag 11 3 Connecting Inputs and outputs pag 11 4 Connection to the mains pag 11 5 Operation pag 12 6 Function of the LEDs pag 12 7 Internal fuses pag 13 9 Remote control pag 13 10 The phono board pag 14 11 Safety and Maintenance precautions pag 15 12 Technical Specifications pag 17 Declaration of Conformity pag 18 Unison Research is the registered trade mark of A R I A Advanced Research In Audio S r l A R I A Advanced Research In Audio srl Via Barone 4 31030 Dosson di Casier ITALY Phone 39 0422 633173 Fax 39 0422 633550Email info unisonresearch com Web site www unisonresearch com 18 Or Unison Research UnicoM IT INFORMATIVA AGLI UTENTI Ai sensi dell art 13 de Decreto Legislativo 25 luglio 2005 n 151 Attuazione delle Direttive 2002 95 CE e 2003 108 CE relative alla riduzione dell uso di sostanze pericolose nelle apparecchiature elettroniche nonch alla smaltimento dei rifiuti Il simbolo del cassonetto ba
7. izvodih ali embala i nakazuje da mora biti proizvod odvr en lo eno od ostalega odpadnega materiala Uporabnik naj bi proizvod poslal v center za zbiranje odpadnih elektronskih naprav ali ga vrnil proizvajalcu od katerega ga je odkupil e naj bi bil proizvod zamenjan 19 Unison Research UnicoM Mo nost posebnih zbiranj za proizvode namenjene recikliranju obdelavi ali uni enju je potrebna za prepre itev negativnih u inkov na zdravje in okolje Hkrati onemogo a ponovno uporabo in ali nepravilno oz nestrokovno recikliranje materialov uporabljenih za take proizvode Nepoobla eno odlaganje takih proizvodov je prekr ek in lahko vodi k sodnemu pregonu SW ANV NDARINFORMATION I verensst mmelse med EC direktiven 2002 95 CE 2002 96 CE och 2003 108 CE ang ende reducering av anv ndandet av h lsov dliga mnen i elektronikmaterial och bortskaffande av avfallsprodukter Den verkryssade soptunnan indikerar att produkten m ste avfallssorteras Slutanv ndaren skall antingen l mna produkten vid s rskild tervinningsstation f r elektroniskt avfall eller i de fall produkten skall ers ttas av en likv rdig produkt terl mna produkten till den terf rs ljare som ursprungligen s lt den Ombes rjande av speciella avfallsstationer mnade f r produkter med s rskilda krav f r tervinning sk tsel och s kert bortskaffande r n dv ndigt f r att f rhindra negativa effekter p h lsa och milj n De m jligg r ock
8. lete Best results will be obtained after approximately 10 minutes from switch on If you need to make adjustments thereafter to the source or the outputs always remember to turn the volume down to zero before doing so When switching on the Unico II for the first time we recommend you check that the sound image is correct by playing a piece of music that you are familiar with If there is any doubt it will be best to double check all the connections before proceeding 6 FUNCTION OF THE LEDs The Unico II has two LEDs which provide the user with important information about the operating condition of the amplifier let name LED1 the led near the input selector knob and LED2 the one near the volume LED1 and LED2 on indicates normal operation LED1 and LED2 blinking fast indicates automatic start up phase approx 30 seconds LEDI1 and LED2 blinking slow indicates intervention of the thermic protection device Amplifier is shut down When the internal temperature has returned to normal the amplifier will switch on automatically and repeat the initial start up phase Note It is advisable to switch off if the amplifier if the thermic protection device intervenes This will speed up return to normal operation 12 Unison Research Unico LEDI on and LED2 blinking indicates that the amplifier is receiving a signal from the IR remote control volume changing In case of intervention by the thermal protection device check
9. might otherwise cause damage to the electronics Remember also that condensation can form when moving the amplifier from a cold place to a warm room Keep the packaging in a safe place Any time you need to transport the amplifier it will be best packed safely in its original carton 10 Unison Research Unico 2 INSTALLATION The amplifier should be positioned in a safe place on a level surface Adequate ventilation is required above and around the amplifier Do not expose the amplifier to high temperature or humidity The valves are supplied already fitted therefore no user set up is required other than connecting the inputs and outputs 3 CONNECTING INPUTS AND OUTPUTS Connect your signal sources CD Tuner etc to the corresponding inputs unbalanced RCA or balanced XLR on the rear panel of the Unico II Loudspeaker connection Normal Wiring Connect your loudspeaker cables to the output terminals on the rear panel ensuring that the phase of both left and right outputs is correct red black Loudspeaker connection Bi Wiring The Unico II is equipped with twin pairs of loudspeaker output terminals If your loudspeakers are equipped with twin pairs of input terminals this will enable you to connect the amplifier to the loudspeakers using the bi wiring method To connect your loudspeakers in this way you will need two pairs of cables for each loudspeaker Take care to connect both left channel and both right channel
10. n szerepl keresztben th zott szem tt rol jel azt jelenti hogy a term ket m s hullad k anyagt l k l n v lasztva kell rtalmatlan tani 20 Unison Research UnicoM A felhaszn l nak a term ket rtalmatlanit s c lj b l vagy az erre a c lra l trehozott elektronikus hullad kok gy jt hely re kell eljuttatnia vagy vissza kell juttatnia az eredeti rt kesit s helysz n re amennyiben ott egy hasonl j term k megv s rl s ra ker l sor Az jrahasznos t sra kezel sre s biztons gos rtalmatlan t sra v r term kek k l nleges gy jt hely nek l trehoz sa az rt sz ks ges hogy megel zze az eg szs gre s k rnyezetre k ros hat sokat Ily m don lehet v v lik az ezen term kek gy rt sa sor n felhaszn lt anyagok jrafelhaszn l sa s vagy jrahasznos t sa Az ilyen term kek tulajdonos ltal nem enged lyezett m don t rt n elt vol t sa b ntet elj r st vonhat maga ut n I npogopizg yra tov xp joTn Ziupova ue tic o ny eg 2002 95 CE 2002 96 CE vm 2003 108 CE tng Evpordik g Evwons nov apopo v tn YPNON ETUKiVSLVOV OVOLOV OTIC NAEKTPIKES KOL NAEKTPOVIKES OVOKEDVEG KOL TNV AT PPWN TOVG OTA OKOVT LA To obdp Bodo pe to Sraypapu vo k do r vo ota TpOidvta Ti voKevacieg SeixvEl OTL TO OVYKEKPILEVO TPOIOV TIP TEL VA ATOPP TTETAL YOPIOT OTT Ta VTOAOITA OKOVT LA O ypilomng tov mpoidvtoc Do ap rel site va TO Tapadboet OE EVA ELSIKO KEVTPO AVAKVKAWO
11. odpad w jest wykroczeniem i mo e podlega przewidywanej przez prawo karze administracyjnej ES INFORMACION DEL USUARIO En conformidad con los directorios 2002 95 CE 2002 96 CE y 2003 108 CE de la EC en relaci n con a reducci n del uso de sustancias peligrosas en el equipo el ctrico y electr nico y la disposici n de los residuos El s mbolo cruzado del compartimiento en productos o paquetes indica que el producto debe ser colocado por separado de otro material de desecho El usuario si cualquiera env a el producto para la disposici n a un centro especial de la colecci n para la basura electr nica o lo vuelve al minorista de quien el producto fue comprado originalmente si l es ser substituido por un producto equivalente nuevo Disposici n de las instalaciones especiales de la colecci n para los productos destinados para reciclar el tratamiento y la caja fuerte la disposici n es necesaria para prevenir efectos negativos sobre salud y sobre el ambiente l tambi n permite la reutilizaci n y o el reciclaje de los materiales usados en la fabricaci n de esos productos La disposici n desautorizada de tales productos del propietario es una ofensa que puede conducir a persecuci n SL INFORMACIJE UPORABNIKU V skladu z EC predpisi 2002 95 CE 2002 96 CE in 2003 108 CE ki zadevajo zmanj anje uporabe kodljivih substanc v elektronskih in elektri nih proizvodih in odlaganje odrabljenih produktov Simbol prekri anega ko a na pro
12. oduits est destin viter leurs effets n fastes sur la sant et l environnement Cela permet galement la r utilisation ou le recyclage de des produits dans les processus de fabrication de nouveaux appareils Tout contrevenant a ces dispositions est passible de poursuites p nales DE Entsorgung von Elektroger ten durch Benutzer in privaten Haushalten in der EU Dieses Symbol auf dem Produkt oder dessen Verpackung gibt an dass das Produkt nicht zusammen mit dem Restm ll entsorgt werden darf Es obliegt daher Ihrer Verantwortung das Ger t an einer entsprechenden Stelle fiir die Entsorgung oder Wiederverwertung von Elektroger ten aller Art abzugeben Bsp Wertstoffhandel Die separate Sammlung und das Recyceln Ihrer alten Elektroger te zum Zeitpunkt Ihrer Entsorgung tr gt zum Schutz der Umwelt bei und gew hrleistet dass sie auf eine Art amp Weise recycelt werden die keine Gef hrdung fiir die Gesundheit des Menschen und der Umwelt darstellt Weitere Informationen dariiber wo Sie alte Elektroger te zum Recyceln abgeben k nnen erhalten Sie bei den rtlichen Beh rden Wertstoffh fen oder dort wo Sie das Ger t erworben haben HU Vev t j koztat sszhangban az Eur pai Uni 2002 95 CE 2006 96 CE s 2003 108 CE direkt v ival melyek az elektromos s elektronikus eszk z kben tal lhat vesz lyes anyagok felhaszn l s val ill a hullad k anyagok elt vol t s val foglalkoznak A term ken vagy csomagol so
13. outputs to the corresponding loudspeaker input terminals and remove the links if fitted between the two sets of terminals at the loudspeaker Ensure that the phase of each connection is correct red black Note that when connecting your loudspeakers using the normal wiring method either the upper or lower amplifier output terminals may be used Always respect the correct phase of connection as detailed above The earth ground wire from the turntable should be connected to the gold plated terminal post marked GND 4 CONNECTION TO THE MAINS Before connecting your Unico II to the mains ensure that your local mains voltage is the same as that indicated on the rear panel Never connect the amplifier to AC mains if the local voltage is higher than that indicated on the rear panel 11 Unison Research Unicoll The mains fuses are situated in the fuse holder which is integral with the IEC mains socket The correct value of mains fuses is indicated on the rear panel and in the technical specifications at the end of this manual Always replace fuses with new ones of the same type and value di OPERATION Warning Switch on the Unico II only after all the input and output connections including loudspeaker connections have been made and checked Before switching on ensure that the volume control is at zero fully anti clockwise and allow it to remain in that position until the initial automatic start up phase is comp
14. perate the amplifier when covered Adequate ventilation is essential at all times 15 Unison Research Unico 11 TECHNICAL SPECIFICATIONS Output power Output stage Valves Frequency response Input impedance Damping factor Feedback factor Power consumption Dimensions mm Nett weight gt 100W continuous 80 gt 180W continuous 40 symmetrical complementary double POWER MOSFET 2 x ECC83 12AX7 flat 10Hz 0 5dB 100 kHz 50 kOhm 47 pF gt 50 8dB 400W max 435 x 430 x 130 mm Kg 15 16 Unison Research UnicoM DECLARATION OF CONFORMITY for Unico II Amplifier Manufacturer A R LA Advanced Research In Audio srl Via E Barone 4 31030 Dosson di Casier TV ITALY Statement of Conformity Based on test results using appropriate standards the product is in conformity with Electromagnetic Compatibility Directive 89 336 EEC 92 31 EEC 93 68 EEC Low Voltage Directive 73 23 EEC 93 68 EEC Sample test Standard used EN 55013 1 1993 and subsequent modifications Limits and methods of measurement of radio disturbance characteristics of broadcast receivers and associated equipment EN 61000 3 2 1995 and subsequent modifications Electromagnetic compatibility Part3 Limits Section 2 Limits for harmonic current emissions equipment input current lt 16A per phase EN 61000 3 3 1995 and subsequent modifications Electromagnetic compatibility Part3 Lim
15. r Produkter eller emballasjer merket med et overkrysset produktsymbol skal kastes separat fra annen s ppel Forbrukeren skal enten sende produktet til avfallsortering p egent sted for denne typen spesialavfall eller returnere produktet til forhandleren hvor produktet opprinnelig ble kj pt hvis det skal erstattes med et nytt tilsvarende produkt Spesielle oppsamlingsfasiliteter for produkter beregnet for resirkulering behandling og sikker avskaffelse er n dvendig for hindre negative effekter p helse og milj Dette sikrer ogs gjenbruk og eller resirkulering av materialene som er brukt i produksjonen av disse produktene Uautorisert avskaffelse av slike produkter er straffbart FR INSTRUCTIONS A DESTINATION DE L UTILISATEUR Conform ment aux directives Europ ennes 2002 95 CE 2002 96 CE et 2003 108 CE portant sur la r duction de l utilisation des substances dangereuses pr sentes dans les quipements lectriques et lectroniques ainsi que dans les d chets Le symbole de la poubelle barr e plac sur les produits ou leurs emballages indique que ce produit ne doit pas tre m lang avec d autres d tritus L utilisateur doit soit renvoyer le produit 4 un centre de traitement des d chets lectroniques sp cifique soit le retourner son revendeur lui ayant vendu le produit en cas de rachat d un nouveau produit La mise en place d un tel dispositif de prise en charge permettant le recyclage et le traitement de ces pr
16. rrato riportato sull apparecchiature indica che il prodotto alla fine della propria vita utile deve essere raccolto separatamente dagli altri rifiuti L utente dovr pertanto conferire l apparecchiatura giunta a fine vita agli idonei centri di raccolta differenziata dei rifiuti elettronici ed elettrotecnici oppure riconsegnarla al rivenditore al momento dell acquisto di una nuova apparecchiatura di tipo equivalente in ragione di uno a uno L adeguata raccolta differenziata per l avvio successivo dell apparecchiatura dimessa al riciclaggio al trattamento e allo smaltimento ambientalmente compatibile contribuisce ad evitare possibili effetti negativi sull ambiente e sulla salute e favorisce il riciclo dei materiali di cui composta l apparecchiatura Lo smaltimento abusivo del prodotto da parte dell utente comporta l applicazione delle sanzioni amministrative di cui al D Lgs n 22 1997 articolo 50 e seguenti del D Lgs n 22 1997 GB USER INFORMATION In conformity with EC Directives 2002 95 CE 2002 96 CE and 2003 108 CE regarding reduction of the use of dangerous substances in electrical and electronic equipment and the disposal of waste products The crossed bin symbol on products or packages indicates that the product must be disposed of separately from other waste material The user should either send the product for disposal to a special collection centre for electronic waste or return it to the retailer from whom th
17. s teranv ndning och tervinning av de material som anv nts f r att tillverka produkten Olovligt bortskaffande av s dana produkter av garen r en vertr delse som kan leda till tal NL GEBRUIKERSINFORMATIE Conform de EC richtlijnen 2002 95 CE 2002 96 CE en 2003 108 CE betreffende vermindering van het gebruik van gevaarlijke stoffen in elektrische en electronische apparatuur en het wegwerpen van afvalstoffen Het symbool van een doorgekruiste ton op producten of verpakkingen betekent dat het product apart van ander afval moet worden weggeworpen De gebruiker dient ofwel het product naar een speciaal verzamelcentrum voor electronisch afval te sturen of het terug te brengen naar de winkel waar het product is gekocht als het vervangen wordt met een nieuw soortgelijk product Het verschaffen van speciale verzamelfaciliteiten voor producten bedoeld voor recylcen bewerking en veilige afvalverwerking is noodzakelijk om negatieve effecten op de gezondheid en het milieu te voorkomen Ook maakt het hergebruik en of het recyclen mogelijk van de materialen die gebruikt zijn bij het maken van deze producten Ongeoorloofd dumpen van zulke producten door de eigenaar is een overtreding die kan leiden tot justitiele vervolging NO INFORMASJON TIL FORBRUKER I overensstemmelse med EC direktivene 2002 95 CE 2002 96 CE og 2003 108 CE ang ende reduksjon av bruken av farlige stoffer i elektrisk og elektronisk utstyr og avskaffelse av defekte produkte
18. t combination of deep well controlled bass and clear sweet treble This phono board is able to interface with both MM and MC cartridges Movable links on the board two for right channel and two for left channel enable this adjustement to be carried out The relative positions are clearly marked MM and MC Two further movable links fitted to the Phono Board allow the level of gain amplification to be changed by 10dB These links are marked JP102 and JP103 In practice MM cartridges having an output lower than 4mV and MC cartridges having an output lower that 0 5mV will probably require these links to be set at the 10dB position Specifications Phono Board MC e Gain 50 60dB e Input Impedance 1000hm A 440pF MM e Gain 40 50dB e Input Impedance 47kOhm 220pF THD lt 0 1 RIAA active passive RIAA tolerance 0 1dB 10 SAFETY AND MAINTENANCE PRECAUTIONS Never operate the amplifier with either the bottom or top covers removed High voltages are present within the Unico II which could cause severe electric shock 14 Unison Research Unico Do not open the amplifier There are no user adjustments inside and none other than those described in this manual For technical assistance or product service please refer to your Authorised Dealer or to a Unison Research authorised Service Centre Do not spill liquid into the amplifier If liquid should be accidentally spilled into the amplifier remove the
19. that the amplifier has adequate ventilation If there is a temporary loss of mains electricity even of very short duration the amplifier will restart in automatic start up mode 7 INTERNAL FUSES Inside the Unico II there are six fuses F 6 3AT 250V F 6 3AT 250V F 1 6AT 250V F 1 6AT 250V F 1AT 250V F 1AT 250V The value for the main fuses is 10AT 250V for 100V 120V 130V mains voltage 6 3AT 250V for 220V 230V 240V mains voltage These fuses are all 5 x 20mm glass fuses If one of these fuses should blow we advise you to consult your Authorised Dealer or Service Centre for advice 8 REMOTE CONTROL Unison Research amplifiers are supplied complete with infrared remote control of volume Battery replacement Your remote control handset is fitted with a battery type CR2032 3V lithium battery for wooden handset and AA 1 5V type for plastic one To replace the battery remove the two screws on the front panel of the handset and lift off the aluminium panel Replace the battery taking care to respect the polarity and screw the front panels 13 Unison Research Unico 9 THE PHONO BOARD Inside the Unico SE there is a dedicated phono board This consists of two active gain stages for each channel and an RIAA equalisation stage which is active for the low frequencies and passive for the high frequencies This solution is the result of extensive listening tests and provides an excellen
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