RCA-Victor-Co-Inc-RGA-15R 电路原理图.pdf

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1、VOLUME R-26, MOST-OFTEN-NEEDED 1966 RADIO SERVICING INFORMATION RCA Victor Models RGA-12Y, RGA- 15A, R, Y, RGD-20N, R, Y, Chassis RC-1213A.-K I2BE6 CONV 12BA6 HF 12AV6 DCT -1ST AUDIO pc, 50C5 AUDIO OUTPUT jT_i? Li WrvSnm 35W4 f RECT. C12 TUBE AND CHASSIS ACCESSIBILITY 1. DO NOT ATTEMPT TO REMOVE THE

2、 KNOBS. The tuning and volume control knobs are held captive to the cabinet by re tainers cm their shafts. 2. Remove the back cover by lifting the protrusions on the bottom of the back cover out of the slots in the base of the cabinet. 3. Unsolder speaker leads if necessary. Avoid putting a strain o

3、n the speaker leads. 4. Remove two chassis retainers (screws or clips), one at the vol ume control and one of the left end mounting. 5. Grasp tuning capacitor and volume control, and pull chassis out of knobs and mounting slots. To reassemblereverse above procedure. 50C 5 CLOCK I IMnMD| * RC-I 213 *

4、 K Cl-A 12.5 366.9 12.9 366.9 Cl-B 104 99 J 10.4 112.6 CIO 001 0.015 CIFA SOjjf 30jjf C1t- SOjif 30f 120 VOLTS SO CYCLES POWER SUPPLY at RESISTANCE VALUES ARE IN OHMS. K- 1000 ALL CAPACITANCE VALUES LESS THAN 1.0 ARE IN pi, VALUES 1.0 a ABOVE ARC IN/,uu), EXCEPT AS NOTED. VOLTAGES MEASURED TO COMMON

5、 NEGATIVE (+) WITH VOLTOHMYST a SHOULD HOLD WITHIN 20% WITH RATED LINE VOLTAGE. The RGA 12 and RGA 15 are table model radio receivers and the RGD 20 is a table model clock radio designed for the reception of AM broadcasts. These instruments are housed in one piece plastic cabinets with “snap-in* * m

6、asonite back covers to which is attached the loop antenna and power cord interlock connector. With this mode of power connection, the line cord is disconnected from the chassis thus removing all power when the back cover is removed and the chassis is exposed. The use of captive knobs, which cinnot be separated from the cabinet, and line cord disconnect removes the possibility of shock hazard m these instruments. Jf CIS 1400 KC Tv - net ft I m I ff s U T JUMPEf Chassis LayoutRC-1213A, K (Component side) Ured blu TO CLOCK 120 收音机爱 好者资料库 RadioFans.CN