Sound Performance Lab 2711 manual

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Table of contents for the manual

  • Page 1

    Manual Pr e f er e n c e  M i c  Pr e Sing le -c hann el micr ophon e pream plif i er modu le Rac kP ack Mo dule , M odel 27 11 11. ° 76 7 1" %  20 SIG OVL 1 0 7 5 3 1 0 3 5 0 30 50 70 1 00 % 50 70 1 00 VU                              [...]

  • Page 2

    2 RackPac k: Prefer ence  Mic  Pre Manual Prefer ence Mic Pr e Model 2711 Ver sion 1 .0 – 8/ 20 07 De sig ner : Wo lfg ang N euma nn Th is us er ‘s g uid e c ont ains a des cr ipt ion of the pr odu ct . I t i n n o w ay repr es ent s a gu ara nte e of par t icul ar ch ara cte ris ti cs or r esul ts o f us e. Th e inf or mati on in th is[...]

  • Page 3

    RackPac k: Prefer ence  Mic  Pre 3 Impor ta nt Secur ity Inf ormati on .................................... 4 Ho ok Up .............................................................. 6 Scop e Of Deliver y ................................................... 6 Intro ductio n ......................................................... 7 M a i n F e[...]

  • Page 4

    4 RackPac k: Prefer ence  Mic  Pre Impor tant Security Information Pl eas e n ote and ret ain th is i nfor ma tion . C aref ul ly read and f ollow al l of t he s afe ty and oper ati ng in str uc tio ns b efor e you use the mach ine. Be dou bly ca ref ul to f ollow all w arn ing s an d sp eci al safe t y in st ruc tio ns note d i n t his manu [...]

  • Page 5

    RackPac k: Prefer ence  Mic  Pre 5 Impor tant Security Information Lig htning: B efor e t hund ers tor ms or othe r s eve re weat her, d isco nne ct th e mach ine f ro m wall powe r ( but to a void l ife t hrea tening l igh tni ng st ri kes, not dur ing a s tor m) . Simi lar ly, b efor e an y s ever e we ath er , dis - con nec t A LL t he po [...]

  • Page 6

    6 RackPac k: Prefer ence  Mic  Pre Fitti ng A Modu le Th e f it ting an d/ o r e xch ange of m odul es shou ld only b e c ar rie d out by qual if ie d per sons . Ple as e read th e manu al of th e R ack Pac k f rame . It con tain s all i nfor ma tion nee ded t o f it a m odul e as well as al l saf et y and note s an d w arn ing s. I f you don[...]

  • Page 7

    RackPac k: Prefer ence  Mic  Pre 7 Wh en re cordi ng ac ous tic i nst rum ent s or voc als , us ing a micro phon e is i nev itab le. T he a ct ual ou tpu t lev el of a m icro phon e is ve r y low a nd th eref ore h as to be b oos ted t o st udio o r lin e le vel (0 dB) w ith a pre am- pli f ier. S omet ime s s igna ls ha ve t o b e b oos ted [...]

  • Page 8

    8 RackPac k: Prefer ence  Mic  Pre R ear Panel/Connections Wiring .JDSPQIPOF .JDSPQIPOF '0) .POJUPSJOH "%%"8 456%*0 -*7& $VF.JY .POJUPSJOH ' VS UIFS .PEVMF 0 6 5 1 6 5                                0 6 5 1 6 5  [...]

  • Page 9

    RackPac k: Prefer ence  Mic  Pre 9 XLR Sock et s Con nec t y our micro phon e to the ele ct roni call y b alan ced XL R inp ut. Th e out put s of th e Pref eren ce Mic P re are e lec tro nic ally b alan ced , too. Y ou ca n use bo th XL R outp ut soc ket s simult ane ous ly. XLR pin wir ing: Pin 1 = grou nd Pin 2 = hot ( + ) Pin 3 = cold ( -)[...]

  • Page 10

    10 RackPac k: Prefer ence  Mic  Pre M i c G a i n Wi th the Mi c Ga in cont rol you c an r egu late th e p reamp lif ic ati on of t he mic roph one sign al. It r ange s f rom +14 dB to +72 dB . T he input st age can han dle i nput leve ls o f up to 18 dB. The valu e se t wi th th e Mi c Ga in con - tr ol def in es the ou tpu t level e quall y[...]

  • Page 11

    RackPac k: Prefer ence  Mic  Pre 11 VU M eter Th e V U mete r dis play s th e out put leve l of t he p reamp . Th e g auge indi - ca tes l evel s f rom -20 dB to +5 dB. I f ne cess ar y yo u can lowe r the s en - sit iv it y by 10 dB so th at the g aug e g oes up to +15 dB out put l evel (s ee “-1 0 dB ” belo w an d “ A bou t L evel ing[...]

  • Page 12

    12 RackPac k: Prefer ence  Mic  Pre Control Elements 48 V Pha ntom Pow er S uppl y Th e P refe rence Mic P re p rovi des 48 vol t pha ntom p ower for micro - pho nes re quir ing e xte rna l cur rent ( ge ner ally co nden ser mi crop hone s). Suc h m icro phon es are d epen dent u pon a cl ean, c onsi sten t a nd noi se -f ree p owe r suppl y [...]

  • Page 13

    RackPac k: Prefer ence  Mic  Pre 13 Phase R everse, High Pass Filter Contr ol Elements Phase Rev erse Wi th the ph as e re ver se but ton yo u in ver t th e p olar it y of the mic ro- pho ne sig nal . W hen not pr ess ed ( but ton is no t il lumin ated ) the p olar- it y is in p has e. Af te r p ushi ng t he but ton ( but to n is ill [...]

  • Page 14

    14 RackPac k: Prefer ence  Mic  Pre SSM 2 019 Th e Pr efer ence M ic Pr e is sui tab le for all com mon d yna mic an d con- den ser m icrop hon es. I t wor ks a long t he pr inci ples o f an ins tr umen ta- ti on a mpli f ier whi ch is a te chno log y tha t i s al so u sed in mea sur emen t and me dica l e quip ment due to i ts hig h com mon [...]

  • Page 15

    RackPac k: Prefer ence  Mic  Pre 15 F oil And Styrof l ex Capa cit ors Onl y th e bes t MK P and s t yr of lex cap acit ors ar e us ed in t he v ario us ci r - cui ts . T hey soun d mo re op en a nd d yn amic in co ntr as t to the conv en- ti onal cer amic c apa citor s. Outputs Bot h outp ut st ages ar e e lec tro nic ally ba lanc ed and ca [...]

  • Page 16

    16 RackPac k: Prefer ence  Mic  Pre Copy Master: R ecall Settings Ar tist: ........................................... Al bum: ........................................... Ti tle: ........................................... Engi neer: ........................................... T r ack(s ) /Group: ........................................... Da[...]

  • Page 17

    RackPac k: Prefer ence  Mic  Pre 17 Block Diagram[...]

  • Page 18

    18 RackPac k: Prefer ence  Mic  Pre Specications Audio Fre quen cy Ra nge 10 Hz bi s › 20 0 kHz CM RR - 84 d Bu (at 1 kHz w ith -3 0 dB u inp ut le vel an d 30 dB Ga in) TH D & N @ 1 k Hz Inp ut Le vel Gai n TH D & N -30 dBu 30 dB 0, 00 35% - 60 dB u 6 0 dB 0, 047% Noi se Gai n Noi se Le vel A -we ight ed 72 dB -57 ,0 dB u 6 0 dB[...]

  • Page 19

    RackPac k: Prefer ence  Mic  Pre 19 Measurements   So u nd Perf orman c e L a b 08 /20/0 7 13 : 4 8:31 CM R R CM RR -30dB. at27 CM RR with -30dBu input lev el and v u = 30dB black = inp ut -> ou t pu t 1 grey = inp ut -> ou t pu t 2 -1 00 -5 0 -9 0 -8 0 -7 0 -6 0 d B u 10 20k 20 50 100 200 500 1k 2k 5k 10k Hz So u nd Perf orman c e L [...]

  • Page 20

    20 RackPac k: Prefer ence  Mic  Pre Guarantee, Pr oduct Registr ation Guarantee Al l SP L pro duc ts co me w ith a t wo -year ma nuf ac turer ’s g uar ante e ag ains t defe ct s in mate rial or a sse mbly f rom t he date of purc ha se. End us ers are sup por te d i n th e t w o-y ear guar ante e t hrou gh the ir d ist rib u- tor o r dea[...]