RCA-Victor-Co-Inc-RC-1011 电路原理图.pdf

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1、MANUAL OF 1946 MOST POPULAR SERVICE DIAGRAMS _ jut Oscillator. - Connect high side oi test oscillator as shown in % / chart. Connect low side through a .01 ml capacitor to common n % / vr TJ -B. Keep the output signal as low as possible to avoid AVC IV X/ il X V/ X V/ IV Output Meter.Connect leads b

2、etween speaker voice coil and V chassis. Turn volume control to maximum clockwise, tone control _ to maximum highs (clockwise). BP K A | Dial Pointer Adjustment. -Rotate tuning condenser lully counter. SQA. clockwise (plates closed). Adjust indicator pointer leit (max. W c , markHon dial back plate.

3、 Chassis No. RC-1011Mfr. No. 274 OUTPUT/ TUBE ( RECT. TUBE. . OUTPUT TRANS- TAPE s - TAP ON SOME I 1 MODELS WITH EM SPEAKERS VOITAG.ES ARE Connect the high aide oi Steps test-oscillator to Stator of C*12 i in series with | .01 mfd. iBnm Repeat step 3. Tune Turn Adiust the fol lowing for test-osc. ra

4、dio dial max. peak to to output Quiet-point C18 and C19 2nd I F transformer 455 kc 1,800 kc end of dial C18 and C17 1,300 kc 1,300 kc 1st I-F transformer C14 (osc.) ; C13 (ant.) .035 I2J5GT LOOP LI-. L2 收音机爱 好者资料库 RadioFans.CN PAVE 341-C MODELS 1 5X and 36X 2nd Prod. Chassis No. RC -1011 36X In seco

5、nd production, the frequency ronge is 540-1,620 kc. Specifications FREQUENCY RANGE 540-1,620 kc irOWER SUPPLY RATING 105-125 volts, AC, 50 or 60 cycles, or DC 30 watts PILOT LAMP Mazda No. 51, 6-8 volts, 0.2 amp. POWER OUTPUT Undistorted 0.9 watts Tuning Drive Ratio 16:1 Maximum 1.4 watts INTERMEDIA

6、TE FREQUENCY 455 kc TUBE COMPLEMENT ( 1 ) RCA-12SG7 Converter ( 2 ) RCA-12SK7 I.F. Amplifier ( 3) RCA-12SQ7 . 2nd Det., A.V.C., and A.F. Amplifier (4 1 RCA-35L6GT Power Output ( 5 ) RCA-12J5GT Oscillator (6) RCA-35Z5GT Rectifier LOUDSPEAKER (RL -86B-1) (RL -86B4) Type 5 -inch EM 5 -inch EM V. C. Imp

7、edance 3 ohms at 400 cycles.4 ohms at 400 cycles CABINET DIMENSIONS Height Width Depth 15X -2nd Prod. (Mahogany, Plastic) 73 -in. . 12 -in. . 7 -in. 36X -2nd Prod. (Walnut, Wood) 8 11/16 -in. . 14$ -in. . 7k -in. Replacement Parts Insist on genuine Factory -tested parts, which are readily identified

8、 and may be purchased From authorized dealers STOCK No. DESCRIPTION STOCK O K DESCRIPTION CHASSIS ASSEMBLIES 31418 Spring Drive cord spring (RC -1011) 36228 Switck-Tone switch 36232 Transformer-First I.F. transformer 34506 Capacitor-.0018 mfd. 37364 Transformer-Second I.F. transformer 14393 Capacito

9、r-.01 mfd. 38994 Transformer-Output transformer 36248 Capacitor-.02 mfd. 33726 Washer-C washer for tuning shaft 5196 Capacitor-.035 mfd. 32787 Capacitor-.05 mfd. SPEAKER ASSEMBLIES 4839 Capacitor -0.1 mfd. (RL -86B-1) 37359 Capacitor-Comprising 1 section of .0003 mfd. and 1 section of .005 mfd. 3290

10、7 Ca Dust cap 35348 Capacitor-Electrolytic comprising 1 section of 30 mfd., 150 volts and 1 section of 20 mf d., 39448 39447 Coil-Field coil Cone-Cone complete with voice coil 150 volts 39824 Coil-Oscillator coil (RL -86B-4) 36226 Condenser-Variable tuning condenser 32907 Cap-Dust cap 36242 Control-

11、Volume control and power switch 39448 Coil-Field coil 34682 Cord-Drive cord (approx. 50 -in. overall length) 39447 Cone-Cone complete with voice coil 36237 Drum-Drive Arum 36236 Indicator-Station selector indicator NOTE: If the stamping on hpeaker in instru- 11765 Lamp-Dial lamp ment does not agree

12、with above speaker 39821 Loop-Antenna loop number, order replacement parts by re - 36229 Plate-Dial back plate complete with drive cord pulleys ferring to model number of instrument, number stamped on speaker, and full 36230 Pulley-Drive cord pulley description of part required. 30189 Resistor -120

13、ohms, 4 watt 30654 Resister -1,500 ohms, 4 watt MISCELLANEOUS ASSEMBLIES 12312 Resistor -3,300 ohms, watt 30492 Resistor -22,000 ohms, 4 watt 39777 Back-Back cover (36X -2nd Prod.) 14583 Resistor -220,000 ohms, 4 watt 39953 Back-Back cover (15X -2nd Prod.) 30648 Resistor -470,000 ohms, 4 watt 36890

14、Clamp-Dial clamp 12928 Resistor -3.3 megohms, 4 watt 36891 Clamp-Dial clamp 30271 Resistor -4.7 megohms, 4 watt 39826 Dial-Glass dial scale (36X -2nd Prod.) 38785 Resistor -15 megohms, 4 watt 39954 Dial-Glass dial scale (15X -2nd Prod.) 38897 Shaft-Tuning knob shaft 37831 Fastener-Push fastener for

15、sack (15X -2nd 34449 Socket-Dial lamp socket Prod.) Knob-Control knob 31251 Socket-Tube socket-wafer 36722 Spring-Retaining spring for knobs 37605 Socket-Tube socket-moulded 30900 gamm RCA VICTOR DIVISION OF RADIO CORPORATION OF AMERICA, CAMDEN N. J., U. S. A. 收音机爱 好者资料库 RadioFans.CN PAGE 342-C I5X,

16、 36X 1 1 a I r Ilia r L . 1 1 1 1 1 a a 1 a 1 a 1 a a 1_ a_ 1 a_ 1 a 55 5E 7 0 0 D 12 / SXA - .1 36XA 7 These dial scale drawings are full size reproductions. They can be used as direct substitutes for regular dial scales in alignment procedure. Tob7 I.5X (2nd Prod.); bottom 36X (lnd Prod.). Output

17、Meter Alignment. - If this method is used, connect th, meter across the voice coil, and turn the receiver volume control to maximum. Test -Oscillator. - For all alignment operations, keep the output as low as possible to avoid a -v -c action. ANT. Tb GRID CONVERSION 2OX I IncaX 0. 5X-7- 200X (600 KC

18、) (600-455 KC) (455 KC) (455 KC) MEASURED WITIJ 3V. FIXED BIAS v LI Ia o BOTTOM VIEW OF TUBE SOCKETS. 85v. Alignment Procedure Steps Connect the high side of test- oscillator to- Tune test-osc. to- Turn radio dial to- Adjust the follow - ing for max. peak output 1 I -F grid, in series with .01 mfd.

19、455 kc Quiet point 1,600 kc end of dial C18 and C19 2nd I -F transformer 2 1st Det. grid in series with .01 mfd. C16 and C17 1st I -F . transformer 3 Ant, terminal in series with 200 mntfd. 1,500 kc 1,500 kc C14 (osc.) C13 (ant.) 4 Repeat step 3. I(455KC) I (64Ov) 1236 7 I2SK7 CONVERTER I. F: AMPL L

20、OOP L2 85V. 0 C12 C13 0-442.6 3-25 CI 01 I lJ T =J .0351 0 c L7 2 us 0- e 136.6 L9 2.5a - .05 RI 3300 t 85V. SV. W 15T. IF T RAMS. CwI lr ,7 176 3 160 LBn 81 J .01 /i7 R4 1500 85V. 12S7 2ND. DET_AF. AVC 55V m 2ND- 1.E TRANS. - - GRN ORN C19 I C18 8 75- 60 75-160 rg T f 1 ( 680X0 n. ) 35L6GT OUTPUT 4

21、.5- R6 120 I C9 APPROX. GAIN DATA USING RCA RIDER CHANALY ST COMO 80V. TI 1_ O 023 85V. -Rep .005 S L6ISn1 C5120 C6I2I ikISa 0J - B.V.8 - V. w J MAX. AVC. . Z I I CB 300,T 1 R7 RB 470M 220M 52 / TONE CONTROL CIO T .0018 5 MEG, C14 3-25 R2 22 M 12J5GT OSC. l FIXED +T BIAS :FOR GAIN DATA 85V. RS 3.3 M

22、EG l VOL. CONTROL 500,000 n. STOP AT 50,000 A i - /V. L -F. RIO - 6V. H.F. 220M - C 22 0.1 /777 CHASSIS INDICA- TES COMMON GROUND WIRING INSULATED FROM CHASSIS 3575GT RECT. SI C7 .02 R9 4.7 MEG C23 .05 C 20 30 MFD. YEL z 1D FIELD /000 BLK. 350A o OR 45oA r C 21 20 - MFD. 352567 351.667 12J561 12567 125X7 12597 6 NR Ma NI 4 5 DIAL LAMP 2 3 P-92043 36XA(RC1011) GRN. I H.C. VOLTAGES SHOULD HOLD WITHIN *20% WITH 117V. RATED SUPPLY VOLTAGE. * MEASURED WITH CHANALYST OR VOLTOHMYST 117 V 收音机爱 好者资料库 RadioFans.CN