McIntosh MC-8207 manuale d’uso

McIntosh Laboratory , Inc. 2 Chambers Street Binghamton, New Y ork 13903-2699 Phone: 607-723-3512 www .mcintoshlabs.com MC8207 Seven Channel Power Amplier Owner ’ s Manual[...]

2 The lightning ash with arrowhead, within an equilateral triangle, is intended to alert the user to the presence of uninsulated “dangerous voltage” within the product’s en - closure that may be of sufcient magnitude to constitute a risk of electric shock to persons. The exclamation point within an equilateral triangle is intended to al[...]

3 Thank Y ou Please T ake A Moment T echnical Assistance If at any ti me you ha ve questions about y our McIntosh product, cont act your Mc I ntosh Dealer who is fami lia r with your Mc I ntosh equipment and a ny other bra nds that may be pa r t of y ou r system. If you or y our De aler wish add itional help con cer ni ng a su spec ted problem, yo [...]

4 General Infor mation, con,t and Cable Information, Int roduction and Per for mance Features X LR Connectors Bel ow is the Pin con f i g u r ation fo r t he XLR Bala nced Input, I nput /Out put Connect ors on t he MC 8207 . Ref er to the d iag ra m for connect ion: P I N 1 : Shield/Grou nd P I N 2: + Input/Out put P I N 3 : - Input /Out put P ow e[...]

5 Dimensions The fo llowing d imen sions can assist i n deter mi n ing the best locat ion f or your MC8 207 . Dimensions Front V iew of the MC8207 Rear V iew of the MC8207 Side V iew of the MC8207 17- 1/2 " 44.5cm 8- 7/8 " 22.5cm 9- 7/16 " 23.9cm 11 - 3/4 " 29.9cm 16 -13/16 " 42.7cm 18- 5/8 " 47.3cm 3/16 " 0.5cm 7[...]

6 Installation Installation MC8207 Front Panel Custom Cabinet Cutout Cutout Opening for V entilation Cutout Opening for V entilation Support Shelf Cabinet Front Panel Chassis Spacers MC8207 Side V iew in Custom Cabinet MC8207 Bottom V iew in Custom Cabinet 12 -1/4 " 31.1cm 12 -3/8 " 31.4cm 14 -1/4 " 36.2cm 2 -7/8 " 7.3cm 6"[...]

7 Rear P anel Connect ions and Switch Con ne ct t he MC8 207 power cord to a live A C outlet. Ref er t o t he rea r panel to d ete r m i ne t he cor r ect voltage Selects t he i mpe da nce ( 4 or 8 oh ms ) of the Loud spe a kers c on nec ted t o t he MC82 07 PO W ER CONTRO L I N (Z A ) r eceives t u r n On /Off sign als f r om a McIntosh comp o - n[...]

8 5. Re fer r i ng to f igu re 5, connect t he Louds pea ker hookup cables with ba nan a pl ugs i nto the hol e at the end of the MC 8207 Ne gative and P ositiv e Out put T er mi- nals, ma k i ng su re to mat ch up chan- nel des ign ation with Loud spea ker location. 6. P lace the I M PED A NCE Switch to the position ( 4 ohm or 8 oh m ) t o match t[...]

9 9 . P lace t he I MPED ANCE Switch to the position ( 4 ohm or 8 oh m ) t o match the i mped a nce o f t he con necte d Louds pea kers. I n the event that some o f t he Loudsp ea kers i n the syste m are d if fer - ent impe da nce, use t he i mped ance of the F ront Loudsp ea kers. If t he Loudsp ea ker’ s impe da nce is 6 ohm s, select the 4 oh[...]

10 Notes : 1 . If desire d , the t w iste d en d s can b e tin ned with solde r to k ee p the st ra nd s togethe r. 2. T he pre pa red ba re wire c able en ds m ay be inse rt ed int o spad e lug con nec tors. 3. Banan a plugs are for u se in th e United Sta tes a nd Ca nad a only. Banana P lugs are for use in the U n ite d States and Cana da on ly:[...]

11 W A R NI NG: Louds pe ak er t er mina ls a re ha za rdou s live and p re sen t a ri sk of e le ct r ic sho ck . For addi t io nal ins t ruc t ion o n mak ing Loud s pe ake r Conn ec t ions cont ac t your McInt osh D ea le r or McInto sh T ec hnic al Support . 8. Conne ct the MC8 207 pow e r cord to a n act iv e A C out let . Spade L ug or Wire C[...]

12 F ront Panel Display s and Controls Sta ndby Po wer On I nd icator Ilu met er i nd icates t he Po wer O ut put of the Front Left , Cente r a nd Front Right A mplif ier Cha n nels LED ind icate s when t he Front Left , Cent er or Front Rig ht A mplif ier Cha n nel PO W ER GU A R D cir cuit a ct ivates LED ind icate s when t he SL, SBL, SB R or SR[...]

13 Note : If the Power Sa ve Circ uit r y has s wit che d Power to the MC820 7 OFF , plac e the POWER in the OFF P osit ion a nd the n in the ON p osit ion to rese t the circ uit r y. Impedance Sw itch The MC8 207’ s D y n am ic P ow er Man ager circu it r y allow s for the conne ction of e ither 4 ohm or 8 oh m Louds pea kers to its output te r [...]

14 less cu r re nt - hung r y 8 ohm spea kers a nd stil l deliv er 200 wat ts. The power pena lty u su- ally paid with 8 ohm sp ea k - ers on h igh cu r rent amplif iers does not exist with t his new design. All t ra nsistors a re sel ect ed to have nearly const ant cu r rent gain ov e r the ent i re cu r re nt ra nge they must co ver . Out put t r[...]

15 Loudsp ea ker System t weeters. Y ou w ill never exper ience the har sh and d a magi ng dist or t ion due to clipping . The Po wer Gua rd ci rcuit is a wav eform compa rator, m on itor - ing both t he i nput and output wav eform s. Un der nor mal oper ati ng conditions, t here ar e no dif ferences bet w ee n the shapes of these wav eform s. If a[...]

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18 P ow er Output Mi n imu m sine wav e conti nuous av erage pow er out put per cha n nel, all chan nels oper ati ng is: 200 wat ts i nto a 4 oh m or 8 ohm load Output Load Impedance 8 and 4 oh ms Rated Po wer Ban d 20Hz to 20,000H z T otal Har monic Distor t ion 0. 0 05 % ma xi mu m har monic distor tion at any pow e r lev el from 250 milliwatt s [...]

19 Packing Instructions Packing Instructions In t he event i t is necessa r y to repa ck the equipment for shipment, the equ ipment must be packed exactly as sho w n belo w . It is v er y impor ta nt that t he fo u r plastic feet are at t ached to t he bott om o f the e quipment. F ou r 1 / 4 - 20x 2- 1/ 4 i nch screws and washer s must be use d to[...]

The continuous improvement of its products is the policy of McIntosh Laboratory Incorporated who reserve the right to improve design without notice. Printed in the U.S.A. McIntosh Laboratory , Inc. 2 Chambers Street Binghamton, NY 13903 www .mcintoshlabs.com McIntosh Part No. 04130400[...]