RCA-Victor-Co-Inc-RC-1221A 电路原理图.pdf

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1、VOLUME R-26, MOST-OFTEN-NEEDED 1966 RADIO SERVICING INFORMATION RCA Victor Model RGG-29E, Chassis RC-1221A rtRNfTE SI 0* “T*. 2N1632 2NI562 i /InL QA R.F AT CONY ?,Nk 2NI524 JNOI-F ANR 2N406 2N406 Connect Signal Source To Set Signal Source To Set Radio Dial To Adjust for maximum DllOMI MATCMCD FAIN

2、1 ILL KIJintMl VALUE* AM IN ol K-IOOO 2 CAPACITANCE VALUES LESS nllM IN pr 5. VALUES i.O ABOVE AAt IN pf EACTPT AS NOTED. VOLTAGES MEA9UM0 ENOWNOSITTVCl*: SIDE or AATTIAY Slalor of CIA (RF Gang) through a 0.01 fit capacitor Gang fully open Repeal steps 1, 2 and 3 as necessary for maximum. Gang fuiiy

3、 open Standard Loop ar shorl piece of wire placed near anlenna 600 kc (rock gang) (Osc, Trimmer) C1C-T (RF Trimmer) CIB T (Ant, Trimmer) C1A-T (Osc. Coil) T2 (RF Trans.) T1 CHASSIS ACCESSIBILITY AND REMOVAL 1. Unsnap the two tabs at the bottom of the back and Swing the back cover out and up 2 Insert

4、 cells, with button end ( + ) to the left, into the opening in the battery compartment. Slide one cell to the left and two to the right ; the fourth cell is inserted by pushing the cells on the right against the spring pressure until the fourth cell slips into place in the opening. The chassis may b

5、e made further accessible by removing the front panel from the case; remove three ( 3) screws through the bottom of the case and two (2) through the lop (under the handle) to permit the front panel to slide out of the case. (NOTE: The three screws through the bottom of the case also secure the batte

6、ry holder.) The chassis may be removed from the front panel by removing the five ( 5 ) screws securing it to the front panel; two at each end and one at the approximate center. *(08 j_ 43-_UA,B_ - -crjsj-. / i (Sfer * I . 6, i 103. lR29:,gi -* “ 1 *B iRj ! * 3* -J 1 5 2 w i5e_r ri rsn L -K9 m-* o 6

7、llTm - C! W l* jR28c22 V.Y :r. .ft I I jJ . A A j i i WWlfi qb ME 6,T4 i - Vi iris ill T5_ * gj(|:,?4,C U .v -) % *5*. I 5_C21 l x lR27_J-* L,_ Lj I n . v _ S cr; - kJ i i * i * 7 JR381 4 ,R33 TV V V IR36 .-. IjJ *-J C26 p# . 4 5 1 ; S 1 RED TO BATT.(+) Chassis LayoutView From Wiring Side /BLK TO BATT.(-) -V Lgry GRll WHT %GRY GRrJ |YEL EHORE sEARrSrER f blu TO EARPHONE JACK 114 收音机爱 好者资料库 RadioFans.CN