INTERNAL MODIFICATION OF MIC INPUTS OF THE MACKIE 1604EXTENDS COMMON-MODE REJECTION VOLTAGE RANGE TO 300 Vand VIRTUALLY ELIMINATES RF INTERFERENCE PROBLEMS+48+48REMOVE PARTSR3a1INSIDE DOTTED LINE2R4Jensen FB-2C4ferrite "beads"SK81 JT-MB-CABRN---T1--.ORG4r747/50_C8.001..C93k71RSC71,001i3YEL42.47259GRY-BLKWHI22716C8C8,22/1622/1622/16ORIGINALMODIFIED7k7k5NOTESRXL IS A1%1/4w METAL FILM TYPE,ROEDERSTEIN MK2-1 OR EQUIVALENT,VALUE IN OHMS 3k74 3.74kTIGHTLY TWIST LEADS AS SHOWN X IN PATH FROM J1 TO T1 TO MINIMIZE ELECTROMAGNETIC HUM PICKUPKEEP GRY,BLK,AND WHI LEADS SHORT AND CONNECT AS SHOWN DO NOT TWIST WITH OTHER LEADSINSTALL FERRITE BEADS AS CLOSE AS POSSIBLE TO J1 PINS FOR BEST FM VHF REJECTIONCONNECT PIN 1 OF EACH XLR TO METAL ENCLOSURE AS DIRECTLY AS POSSIBLE SHORT HEAVY GAUGE WIREWHITE WIRE IS CONNECTED TO TRANSFORMER CASE CASE NEED NOT BE INSULATED FROM ENCLOSUREjensenAS07401/14/987135 HAYVENHURST AVEVAN NUYS,CALIFORNIA 91406CCOPYRIGHT 1994,1998 JENSEN TRANSFORMERS,INC.(818)374-5857
请登录后查看评论内容