RCA-Victor-Co-Inc-RC-1178 电路原理图.pdf

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1、VOLUME R-18, MOST-OFTEN-NEEDED 1958 RADIO SERVICING INFORMATION O C P rcaVictor 8-X-5 Series, 8-X-6 Series Model 8-X-51 Chassis No. RC-1170, RC-1178 8-C-5 Series and Model 8-C-51. using Chassis RC-1179. are like RC-1170, and 8-C-6 Series, Chassis RC-1179A, are like RC-1178, except of addition of tim

2、er with switch. Alignment Procedure Connect the high side of test oscillator to 12BAE I-F grid through 01 mfd capacitor Stator of Cl-B through .01 mfd Short wire placed near loop to radiate signal Chassis Wiring and Components View from Wiring Side The assembly represented above is viewed from the w

3、iring si of the board The printed wiring on Ihe near side of the board, is presented phantom view superimposed on the component layout of t reverse side. Tune test osc to Turn radio dial to Adjust the following for max. output Quiet- point T2 (top) 2nd I F trans 455 kc end of .dial T1 (top and bottom) 1st I-F trans 1,620 kc Gang fully open osc. trimmer Cl-A 1,400 kc 1.400 kc signal ant. trimmer Cl-B 600 kc 600 kc signal osc. coil T-4 (rock gang) Repeat steps 3, 4, and 5 145 收音机爱 好者资料库 RadioFans.CN