Sound Performance Labメーカー2595の使用説明書/サービス説明書
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Manual Pa ssive Equ alizer with 120 V Make up A mpli f iers Pa sse q Model 2 5 95 - . ' ° . ) ' ) ' . ' ° . ) ' .
2 Passe q Versio n 1.0 – 7 / 20 0 6 Des ig ner: Wolf g ang Neuman n Th is use r's guide con tai ns a de sc rip tio n of th e produc t . It in no way repr es ent s a g uar ante e of par tic ular char ac ter is ti c s or re sult s of u se.
3 Passe q Impor t ant Safet y Information ................................................................ 4 Hook Up ........................................................................................ 5 Introduc tion .............................
4 Passe q Ple as e n ote an d re tai n thi s inf or ma tio n. C are f ully read and fol low al l of t he saf et y and op er- ati ng inst r uc tio ns bef ore you use th e machin e. Be doubl y caref ul to note and follow th e war n- ing s and speci al safe t y notic es.
5 Passe q Be ver y carefu l to check that the rear chas sis power s elec tion switch is se t to the correc t local line voltage position before using th e unit ( 2 30 V p osition: 220-240 V, 115 V position: 110- 120 V )! Whe n in doub t about a source, cont ac t your dealer or a pro fes sio nal elec t ri cian .
6 Passe q SP L Pa sseq —t he most powerful p a ssiv e E qu al ize r e ver ma de Uniqu e Features • Th e most pow er f ul pa ssi ve EQ ev er made— 72 (! ) pa ssi ve lter s per channe l in one EQ. • 120 V makeu p am pli er s b a se d upon SP L S UPR A- OP s wit h 150 dB dy nam ic rag e a nd 20 0 V /ms slew rate.
7 Passe q Adva ntages of Passive Filt erin g • T y pi ca lly c oil in duc t ance in vir tua lly a ll ac t i ve l ters is achi eve d t hroug h si mula tio n. T r ue pa ssi ve coil l ters , on t he contr ar y, c an only delive r th e g enuin e, chara c teri st ic sound ass o - ciate d with indu c ti ve compo nent s .
8 Passe q 12 0 Vo lt Ma keu p Am pli ers Wi th p a ssi ve lter ing c ome s an u navoi dabl e dro p in sig n al le vel that req uire s make up amp li- c ati on, and w it h th e P a ss eq, her e SPL ’s e x tr aor dinar y Sup ra - OP s , wi th t hei r uniq ue ana log 120 -vol t te chn olog y, co me into pl ay.
9 Passe q Lund ah l T ran sformers Th e Swe dish r m o f Lun dahl i s rec og nize d wo rl d wid e fo r the s uper io r son ic qual iti es of i t s han d made tr ans for m er s. SPL ha s use d Lun dahl tr ans fo rm er s for many year s, t y pic al ly for opt ional i n- an d out pu t st age s of v ar iou s pro duc t s.
10 Passe q R ear Panel 1JO 8JSJOH9-34PDLFUT (/%IPUDPME "7*43*426&%&$)0$c-&$53*26&/&1"40673*3 3*4,0'&-&$53*$4)0 $, %0/0501&/ $"65*0/ "$.
11 Passe q Power and Signal Connec tions Be ver y caref ul to chec k t hat the rear chassis power selec tion switch is se t to the cor rec t loc al line v oltag e position ( eithe r 230 or 115 vo lts).
12 Passe q One Coi l per F ilt er , one Cor e pe r C oil Ea ch Pa ss eq lter is ind iv idual ly const r uc ted for it s i ntend ed f requ enc y, t hat is, each coil, condenser and v ariable resis tor (var . resis tor=boost or cut control ) ensemble is s onically tun ed to it s inten de d f r eque nc y r ang e.
13 Passe q Cut LF-LMF Cut MF-MHF Cut MHF-HF Boo st LF B. LMF-MHF Boo st HF 20k 19k5 18k 18k 17k 16k 15k 14k 13k 12k 11k 10k 8k6 8 k6 7k8 7k5 7k 6k 6k 5k 2 5k 5k 4k8 4k5 4k3 4k 3k9 3k5 3k3 2k9 2k8 2k5 .
14 Passe q - ' # P P T U E # LF -LMF Cut a nd LF Boost The low cut fre quency r ange ex tends from 30 Hz to 1.
15 Passe q M HF -HF Cut and HF Boost Pa s se q’s high f req uenc y b and s hav e a dif fer ent l ayou t for the cut an d b oos t r ange s: Th e MHF -H F cut ba nd e xh ibi t s a (wide -b and ) shel vi ng char ac ter is ti c, w hile t he HF b oos t ba nd e x h i b i t s a v a r i a b l e Q , p e a k l te r c h a r a c t e r i s t i c .
16 Passe q In th e arena s of re cordin g and mi x ing on e can g ener all y dis ting ui sh bet we en t wo ma in goa l s in appl yin g EQ: T h e rs t is sou nd cor re c tio n, or so und de sig n th.
17 Passe q First contr ol le vels, then appl y E Q Bad ly adju ste d l evel s of ten induc e u s to misu se EQ in misg ui ded ef for t s to cor re c t t hem .
18 Passe q Cut ting f un damen tal levels Cut t ing fu ndam ent al fr equ enci es prov ide s for a per cei ved incr ea se in h ar mon ic s and i s the ref ore an ef f ec t i ve alte r nati ve to bo os ting h ar mon ic le vel s .
19 Passe q An over view of freq uenc ies a nd exa mpl es fo r pos sib le process in g ( H e r e w e p r o v i d e a p p r o x i m a t e v a l u e s w h i c h m ay e x p a n d t o a d ja c e n t a r e .
20 Passe q Cl a s si c al i ns t r u me n t s a nd t he i r f r e qu en c ie s A s ym pho ny orc he st r a pre se nt s a kind of idea l par ad ig m of a balan ced , w ide -sp ec t r um instrum ental sound canvas.
21 Passe q Fre qu en c y an d En e r g y In ge ner al , a f re quen c y pre sc rib e s a number of ev ent s in a tim e inte r v al . Th e pe r-seco nd c yc le of a w av e for m is gi ven in Her t z (Hz). Lower tones pro duce longe r waves and hig her, wa ves of shor ter leng th , and th e hig her t he f re quen c y, th e h igh er th e to ne.
22 Passe q F requenc y Filt ers A s a rule al mos t e ver yon e of u s ha s rs t ma de an aquaint ance with fr eque nc y l ter ing thr oug h our lis tenin g to hom e ster eos .
23 Passe q Equalizer In our conte x t here , an EQ is in ef fe c t a n et wo rk of f re quen c y lter s whic h chang es it s out put charac ter istic s depen ding on f requen cies. T he common recording st udio con cept f or sound shap ing o r co r rec t ion is th e am pli tud e- ba s ed EQ.
24 Passe q A c t i ve EQ s Th e lte rs of a n ac ti ve n et w ork r equi re e x ter nal p owe r whi ch all ows f or an i nteg r ati on of a mp l i f y i ng e l e m e n t s t h a t a l l o w f o r b o t h b o o s t a n d c u t f u n c t i o n s .
Passe q Po wer Supply Th e p ower supply w a s ca ref ull y eng ine ere d to pr ov ide c lean an d con sis tent c ur rent t t t an imp or t ant p rere quisi te f or e xcel lent au dio. Buil t a roun d a tor oidal t r ansf or m er, the p owe r suppl y ge ner ates a min imal e lec t rom ag net ic eld w ith no h um or me cha nic al no ise .
26 Passe q Guarantee & P roduct R egistration All SP L pr oduc t s com e w ith a t wo -y ear m anuf a c ture r ’s gua ran tee ag ain st def ec t s in m ater ial or ass emb ly f rom the date of pur cha s e. T ub es have a g uar ante e of thr ee mont hs .
Copy Master: R ecall Settings - . ' ° . ) ' ) ' . ' ° . ) ' . ) ' ° ) ' - ' ° - .
28 Passe q < Manual Passeq.
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