Bogen-MIC1S-Operation-Manual 电路图 维修手册.pdf

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1、MIC1S Mic roph on e In put Module Feat u r es T ra n sformer-b a la n c ed Ph a n tom pow er Sc rew termin a l c on n ec tion s Ga in /T rim c on trol Ba ss a n d treb le c on trols Audio ga tin g Ga tin g th resh old a n d dura tion a djustmen ts V a ria b le th resh old limiter Limiter a c tiv ity

2、 LED 4 lev els of a v a ila b le priority Ca n b e muted from h igh er priority modules Ca n mute low er priority modules 2002 Bogen Commun ic a tion s, In c . 54-2077-01C 0707 Spec ific a tion s sub jec t to c h a n ge w ith out n otic e 50 Spring Street, Ramsey, NJ 07446, U.S.A. 201-934-8500; Fax:

3、 201-934-9832 Block Diagr am RadioFans.CN 收音机爱 好者资料库 Gain Prov ides c on trol ov er th e lev el of in put sign a l th a t c a n b e a pplied to th e in tern a l sign a l b uses of th e ma in un it. Allow s a w a y to b a la n c e th e in put lev - els of v a rious dev ic es so th a t th e ma in un i

4、t c on trols c a n b e set to rela tiv e- ly un iform or optimum lev els. Bas s & Tr eble (Tr eb) Prov ides sepa ra te c on trols for Ba ss a n d T reb le c ut a n d b oost. T h e Ba ss c on trol a ffec ts frequen c ies b elow 100 Hz a n d T reb le a ffec ts frequen c ies a b ov e 8 kHz . Cloc kw is

5、e rota tion prov ides b oost, c oun terc loc kw ise rota tion prov ides c ut. Cen ter position prov ides n o effec t. Gat e - Thr es hold (Thr es h) Con trols th e min imum n ec essa ry in put sign a l lev el to turn th e modules out- put on a n d a pply sign a l to th e ma in un its b uses. Cloc kw

6、 ise rota tion in c rea s- es th e n ec essa ry sign a l lev el required to produc e output a n d mute low er priority modules. Gat e - Du r at ion (Du r ) Con trols th e a moun t of time th e output a n d mute sign a l of th e module rema in s a pplied to th e ma in un its b uses a fter th e in put

7、 sign a l fa lls b elow th e required min imum sign a l lev el (set b y th e th resh old c on trol). Limit er (Limit ) Sets th e sign a l lev el th resh old a t w h ic h th e module w ill b egin to limit th e lev el of its output sign a l. Cloc kw ise rota tion w ill a llow more output sign a l b ef

8、ore limitin g, c oun terc loc kw ise rota tion w ill a llow less. T h e limiter mon i- tors th e modules output sign a l lev el, so in c rea sin g Ga in w ill a ffec t w h en lim- itin g ta kes pla c e. An LED in dic a tes w h en th e Limiter is a c tiv e. Connect ions U ses sc rew termin a l b loc

9、k to ma ke c on n ec tion s to th e modules in put. T h e in put is low -impeda n c e, tra n sformer-b a la n c ed for ex c ellen t n oise a n d groun d loop immun ity . Ju mp er Select ions Pr ior it y Level* T h is module c a n respon d to 4 differen t lev els of priority . Priority 1 is th e h ig

10、h est priority . It mutes modules w ith low er priorities a n d is n ev er muted. Priority 2 c a n b e muted b y Priority 1 modules a n d mutes modules set for 3 or 4. Priority 3 is muted b y eith er Priority 1 or 2 modules a n d mutes Priority 4 modules. Priority 4 modules a re muted b y a ll h igh

11、 er priority modules. *T h e n umb er of priority lev els a v a ila b le is determin ed b y th e a mplifier th e modules a re used in . Bu s As s ignment T h is module c a n b e set to opera te so th a t th e MIC sign a l c a n b e sen t to th e ma in un its A b us, B b us, or b oth b uses. Phant om

12、 Pow er 24V ph a n tom pow er c a n b e supplied to c on den ser mic roph on es w h en jumper is set to ON position . Set to OFF for dy n a mic mic s. Modu le Ins t allat ion 1.T urn off a ll pow er to th e un it. 2.Ma ke a ll n ec essa ry jumper selec tion s. 3.Position module in fron t of desired

13、module b a y open in g, ma kin g sure th a t th e module is righ t- side up. 4.Slide module on to c a rd guide ra ils. Ma ke sure th a t b oth th e top a n d b ottom guides a re en ga ged. 5.Push th e module in to th e b a y un til th e fa c epla te c on ta c ts th e un its c h a ssis. 6.U se th e t

14、w o sc rew s in c luded to sec ure th e mod- ule to th e un it. WARNING: Turn off power to unit and make all jumper selections before installing module in unit. Gat ing Ga tin g (turn in g off) of th e modules output w h en in suffi- c ien t a udio is presen t a t th e in put c a n b e disa b led. Detec tion of a udio for th e purpose of mutin g low er prior- ity modules is a lw a y s a c tiv e rega rdless of jumper settin g. RadioFans.CN 收音机爱 好者资料库