Madrigal Audio N380 manuale d’uso

Madri gal A u dio L abor at orie s, I nc . Oper ating Manual M ark L e vinso n ® Nº380 P r eam plifie r[...]

C A UT ION RISK OF ELECTRIC SHOCK DO NOT OPEN CAUTION: TO REDUCE THE RISK OF ELECTRICAL SHOCK, DO NOT REMOVE COVER. NO USER-SERVICEABLE PARTS INSIDE. REFER SERVICING TO QUALIFIED PERSONNEL. WARNING: TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK, DO NOT EXPOSE THIS APPLIANCE TO RAIN OR MOISTURE. The l i g ht nin g fl as h w ith a rr o w hea d sym bo [...]

I m por t an t Saf e ty I nstru c t ions P l ea se rea d al l inst r u cti ons a n d p rec a ut io ns ca refu ll y a nd c o mp l et el y bef o re o pe ra t in g y our M a r k Le v inso n ® po w er amp li fier . 1. AL W A Y S d isc onn ect y our ent ire sy ste m f r om t he A C ma ins bef o re c onn ectin g or d isc o nnect in g any cables, or when[...]

4 F rom al l of u s at Ma drig al Aud io La bor at ories , th an k you f or c h oosi ng t he M ark Levi nso n Nº380 P rea mpl ifier . A g rea t deal o f e ff ort went i nt o th e de si gn a nd c o nstruc ti on o f th is prec isi o n devic e . Used p roperly , it will g ive you ma n y yea r s o f enj oym ent .[...]

5 T abl e of Con t en ts U np acking and Pla cement ........................................................................ 6 un packing ........................................................................................................... 6 ins t allin g the ba tt eries in t he r emo t e co n tr ol ...........................................[...]

6 U npac k i n g an d P lac e m en t unpac ki ng U npa ck y our Nº380 P re a mp lif ie r an d k eep a ll pa ckin g mat eri als f o r futur e tr a ns- po r t . Loca t e an d re m o v e al l a c ce ss o r y ite ms f r om t he c a r t ons . A cc es so ri es inc lu de: 19 0 ° s h iel ded A C power c ord 1 5 ⁄ 64 " Allen key 1 Nº38 0 rem ote c[...]

7 O per at in g V olt ag e The Nº380 P rea mp lifi er is set a t th e fa ct ory (inte rnal l y) f or 1 00V , 1 20V , 200V , 230V , 2 20V , o r 2 40V A C mains o per at io n @ 50 o r 60Hz . ( 23 0V/50Hz o nl y in Eu ropean Un io n c ou n trie s, in c om pl ia nc e wit h CE reg ulat io ns . ) This v olta ge se ttin g ca nn ot be c h an g ed b y th e[...]

8 A Qu ic k St ar t… W e recognize tha t many p eopl e are understandabl y e a ger to b egin l i steni ng to th eir ne w co mpo nent s , a nd t h at r ea din g th e ma nua l is oft en d o ne (if a t al l) at a l a t er tim e—per ha ps w hil e liste nin g to mu si c thr ou g h th e ne w pr odu ct itse lf . We st ron g ly r ec om mend t h at y ou[...]

9 display intensity monitor record select balance inverted polarity mono 123456 standby mode mute 9 8 7 3 2 1 5 10 6 4 PREAMPLIFIER Nº 380 F r on t P an e l 1 DIS PLA Y INT E N SI TY BUTT O N C y cl es a mo ng f ou r l e v els o f bri ght n ess (in cl u din g “ o ff”) f o r th e dis p l a y , al- l o win g a djustme nt f or v ari ou s a mb ie [...]

10 3 MO DE IN DI C A T O RS Three L EDs g i v e vis ua l co nfirma ti o n of t he o pe ra t io na l mode t he Nº380 is in a t an y mo me nt . W he n th e bal anc e co ntr o l o f th e Nº380 is “ of f-c ent er , ” the balan ce LE D rema ins lit a s a re mi nder , in addition to o ther mode i ndi- cat ors th a t mi g ht be o n t o indi ca te e [...]

11 If y ou a djust t he v ol ume w ith eit he r t he v ol ume kn ob o r th e re m ote c ontr ol w hile mute is en ga g ed , th e pr ea mp lifi er w ill a dju st its v o lu me from the m ut ed vo lu me and di se ngage the mu te fu n cti on . (This t o p re v ent a n u n- p l ea sa nt su rpris e w hen , h a vin g inc rea sed t he v ol um e w hil e mu[...]

12 PUSH PUSH PUSH PUSH right balanced main out right balanced input 1 right balanced input 2 left balanced main out left balanced input 2 left balanced input 1 right main out left main out right input 3 right input 4 right input 5 right input 6 left input 6 left input 5 left input 4 left input 3 right rec out 1 right rec out 2 left rec out 2 left r[...]

13 If y ou r sy ste m ca lls f or mu lt i pl e out pu ts f ro m th e Nº380 (a s mig ht be th e ca se f o r “ pa ssi v e ” b iam pl i f ic a ti o n , f or e xa mp le), y ou ma y u se ba l a nc ed Y - a da pt ers t o sp lit ea ch b al a nc ed out pu t into tw o ba l an c ed out put s . The l ow ou tp ut im peda nc e (6 Ω ) of th e Nº380 ca n [...]

14 4 RE CO RD OU TP UTS Connect these outputs to the r ig ht-c ha nn el a nd l eft-c ha nne l ta pe in pu ts o f y our r ec o rd er . Ma k e a not e o f w hi ch s et of rec ord outputs y ou u sed w ith w hic h re co rdin g de vi ce . It is im po r ta nt to na me th e in pu ts y ou us e an d t o as soc ia t e the c orr e ct rec or d output w it h th[...]

15 W arning! Con nec ting t he c ommun ic ation ports ot her th an as desc ribed in th is manu al c an damag e the Nº3 80 and t he as soc iat ed Mark L e v inson c ompon en ts, and wi ll v oid th ose products ’ w a rranties. 6 IN PUTS 3-6 A cc epts ri ght-c h ann el a nd l eft-c h ann e l (sin gl e-en ded) in pu ts f r o m line-l e v el so ur c [...]

16 Re mote C o n t r o l 1M O N O P re s sin g this b utt on w ill to gg l e t he Nº380 in a n d ou t of t h e mono mo d e , h a vin g th e sa me e ff ect a s p re ss in g th e f ro nt pan el mono b u t ton. Mo no mod e activate s ci rc ui tr y whi ch c ombi nes L ef t an d R ight i n pu t sign al s, and sends the resulting m onophonic sign al to [...]

17 7M U T E T og g l es be t w een n o rma l out put l e v el a n d th e us er -pr og ra mma b le mut e function , reducing the lev el b y 1 to 60 decibel s (dep endi ng on the user ’ s p ro gra mmin g). Th e f act or y d ef a u lt sett in g gi v es a 2 0 dec ibel r edu ct io n in output.[...]

18 Se t u p an d I nst al lat ion con nect ions and c ables The Nº380 in co rpo ra t es bot h R C A-ty pe an d XLR -ty pe co nn ect or s f or a ud i o si gna l in put a nd ou t put . Th e M a d ri ga l-des i gn ed R CA-ty pe co nnect o r s u sed f o r s in g l e-end ed au d i o int erc on- n ect io n ar e a grea t imp r o v eme nt o v er o r dina [...]

19 set up o v ervie w The Nº380 P re am p lifi er ha s ma n y p ro visi ons f o r cu st om-ta ilo rin g th e sy ste m ’ s o p- er at io n to ma tc h y our p re f er en c es . The c ons ist ent me th od f or m odifyin g an y o f th ese sett ing s is to e nt er a se tup mo de by : • p re ss in g a nd h ol din g a bu tt on f o r se v er al se c o[...]

20 The f a cto r y de f a u lt in put na me is NO T US ED f or ea c h inp ut e x ce pt CD1 and CA S 3 (f o r “ cas sette in in put 3 ” , th e m ost c o mm o n r eco r din g de v ic e); th es e w e r e co nfi g- ur ed f or t he Q uic k Sta r t po r t io n o f this ma nu a l . An y or a ll in pu t nam es (in cl ud- in g th ese) ma y be ch an ged [...]

21 as sig ning record out puts 5 IF TH E SO U RCE I N QU EST I O N IS A R E C O RD A BLE D EVI CE… Y ou wil l be furth er p ro mpt ed to as soc iat e a pa r ti cul ar r ecor d output wi th th is pa rt i cu la r de vi c e . Inst ea d of s h o w in g “ NE W D A TA , ” th e di sp l a y wi ll read “ RCD: N ON E ” a s sh own b e low . Y ou ma [...]

22 r esult s of unr ealistic t ests Th e Nº380 P rea m pl ifi er h as bee n o pt imiz ed to y ie l d o pt imum s onic per f orm ance under normal, re al- w orld operating condi tio n s . Thi s ap proa ch i nv ol v es no di sad- v a nta ge w he n th e u nit is u sed a s de si gned . U nrea l ist ic t ests s uc h as lis te nin g at fu ll g a in to a[...]

23 4 PRE SS AN D H O LD TH E MO D E BU T T O N O N TH E FRO N T P A N E L Aft er a f ew s ec on ds t he d is p la y will c ha n ge t o sh o w S E T DATA , a s b e low . R e l ease t h e mode but ton. 5 R AI SE T HE V OLUME T O MATCH Y OUR REFER ENCE Using the v olum e k nob , ra i se the v olume of your “ quieter ” source un til i t su bje cti [...]

24 In o r der t o tak e a d v anta ge o f this aut omatic out put le v el sett ing , f oll o w th e st ep s be lo w: 1 S EL ECT THE I NPU T W HO SE L E VEL Y OU WOULD L IK E TO “ A UTOMATE ” 2 ADJUST THE V OLU ME TO Y OUR PREFERRED L E VEL This w ill be t he p re f err ed , p r o gra mmed l ev e l . 3 PRE SS A N D H O LD TH E MO D E BU T T O N [...]

25 5 PR ESS AN D HO LD TH E MO D E BU T T O N A G AI N… u nt il t h e dis pl a y re a ds NE W D ATA . This in di c at es t h at y ou r n ew aut omati c output le v el h as bee n st o red in n on v o l at ile m em o r y . Y our Nº380 w ill n o w a ut oma ti ca ll y retu rn to th is v o l- ume s et ting whene v er th i s i nput i s s elected. T o [...]

26 2 ADJUST THE V OLU ME KNOB TO Y OU R PREFERRE D SE T TING Y ou ma y sel ect a n y v al u e betw ee n - 1 a nd -60 d ec ibels (in c lu si v e), in on e- deci b el i ncre men t s . 3 PRE SS A N D H O LD TH E MUT E BU T T O N A G A I N When the di spla y re ads NE W DA TA , t he Nº380 w ill h a v e sa v ed y our n e w set- ti ng i n no nv ola ti l[...]

27 ma l v ol um e m ode o f ope ra t i on . Th e dis p l a y wil l re a d LO C K O F F t o ind ic at e th e re turn t o n orma l ope ra t i on . st andb y tim er In a simil ar f as hi on , y ou ma y e le ct t o ha v e th e pr ea mp lifi er (a n d th e ent ire s y s- t em , i f Link ed) g o int o stan dby aft er a c erta in peri od of t ime , mu ch [...]

28 O per ati on al M ode s the m onit or mode The ma jo rity of t ime y ou s pe nd w ith y our Nº380 w ill be s pent in t he monito r m ode . In t his m ode , t h e dis pl a y ind ic at es th e nam e of t h e inp ut y ou h a v e se- l ect ed a nd t he l ist enin g v ol um e (in de ci bels). The o ut pu t co nt ro l a cts as a v ol- ume kn ob , inc[...]

29 The rec ord outputs ma y be disc o nnect ed (or “ def ea ted ”) b y p re ss in g th e input selec tor b u tt o n o f th e cu rre ntl y sel ect ed (t o-be-r ec o rd ed) inp ut a sec o nd t ime . Do ing s o will t o gg le t he r ecor d outputs o n a nd o f f . The d is p l a y will a lt erna t i v e l y re a d th e nam e of t he c h ose n inp [...]

30 balan ce c ont r ol tip Pr ec ise balanc e c o ntr ol is e ss ent ia l f or o bta inin g a cc ur at e sou nds ta gin g . Ou t put imba la nc es du e to a symm et ric a l p la c eme nt of t h e lo ud s pea k ers in t he r oo m a re c o mm on , a nd d e gra de ima gin g a c c u ra cy . T o co rre ct t his p ro bl em , p l ac e the Nº380 in mon o [...]

31 U sin g Su rr oun d Soun d P r oc essors The Nº380 P rea m pl ifi er in co rpor at es a s pec ia l su rro u nd s ou nd p roce ss o r mod e w hic h ma k es it un iq u el y ca pa b le o f int e gr at in g t he h i g he st perf orma nc e a u d io w ith s urr ou nd so u nd—th a t is , dua l-pu rpose mu si c an d m o vi e sy st ems . In o rde r to[...]

32 the SS P must no t be in a t ape loop The l ast re ma inin g al te rnat iv e w ou ld se em t o be t o insert th e de cod er “wit hin ” a p rea mp lifi er b y hoo kin g it u p in a ta pe loo p . Unf ortu na te l y , t his setu p retu rns th e Le ft a nd Ri ght o ut pu ts of t he de cod er t o th e pr ea mp lifi er , w her e th e y ca n be in-[...]

33 wiri ng di agr am using an SSP LF RF Ctr RS LS Listening Room video 1 video 2 video 3 video 4 Surround Sound Processor Sub Surround P ower Amplifier Center/Sub P ower Amplifier Main (Front) P ower Amplifier RF LF RS LS Ctr Sub LF RF MADRIGAL AUDIO LABORATORIES R display intensity monitor record select balance inverted polarity mon o 123456 stand[...]

34 Lin k ed F un c ti ons The Nº380 h as th e ab ility t o “l ink ” sev era l of it s fu n cti o ns to c er ta in c om pa t ib le M ar k L e vins on c o mp on ent s (su c h as t he Nº30 . 5 o r Nº36S di gita l p r oces sor s a nd th e Nº3 1 . 5 an d Nº3 7 CD tr ans port). N ot e: T o t ak e advan t age of li nk ed fun ct ions, y ou must c [...]

35 Car e an d Mai n t e n an c e T o rem o v e dust f ro m the c a b ine t of t he Nº380 , us e a f ea the r du ste r . T o rem ov e dirt an d fin gerp rints , w e rec omm en d iso p ro p y l al c ohol an d a so f t clo th. A pply t he al cohol to the cloth fir st and then lig htly clean the sur fa ce of the Nº380 , go in g w ith t he g ra in of [...]

36 U .S . an d Can adi an W arr an ty 90-day lim it ed w arr anty This M ar k Le vins o n ® pr odu ct is w arra nted t o be fr ee f ro m de f ects in ma t eria l a n d w orkman ship under normal use f or a per iod of ninet y (9 0) da ys from the date of purchas e . T o extend the war ranty of this Mark Lev inson product , re turn t he w a r - ra n[...]

37 Ob t a ining S er v ic e W e ta k e gr ea t p rid e in ou r d eal ers . Ex perie nc e , ded i ca t io n , an d int eg rity mak e th ese p ro f ess io nals i de al l y su it ed t o ass ist wit h ou r cu st om ers ’ servi ce n eeds . If y our M ar k Le vinso n co mpo n ent mu s t be servi c ed , pl ea se co nta ct y ou r dea le r . Y our dealer [...]

38 Spec ific ati ons T h e c or rela t i o n be tween pu bl ish ed spec ific atio ns an d so n i c qual ity is u nre lia ble . A l ist of n u mbers reveals vi rtua ll y not hi ng . All t ec h ni ca l meas ur ement s m ust be s ub- je c t to qu ali tat ive as well a s qua nti t ative i nt er pr eta ti on . M eas u remen ts of t h e Nº38 0 yi e ld e[...]

39 D im ensi ons (AC input) 13.38" 34 cm 7.68" 19.5 cm 13.38" 34 cm 2.25" 5.7 cm 2.96" 7.5 cm 3.76" 9.5 cm 0.08" 2 mm 3.125" 7.9 cm 0.5" 1.3 cm 0.925" 2.3 cm 15.55" 39.5 cm 0.425" 1.1 cm 0.10" 2.00" 5.1 cm 15.75" 40 cm 11.55" 29.3 cm 2.85" 7.24 cm 0.10" 2.5 mm[...]

630264-2 © 6/1998 Madrigal Audio Laboratories, Inc. All rights reserved. Printed in U.S.A. is a registered trademark of Madrigal Audio Laboratories, Inc. a Harman International company MADRIGAL AUDIO LABORA T ORIES R Madrigal Audio Laboratories, Inc. 2081 South Main Street, P.O. Box 781 Middletown, Connecticut 06457 USA Telephone: (860) 346-0896 F[...]