RCA-Victor-Co-Inc-V-105 电路原理图.pdf

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1、power SUPPL.V 117 V. COMPILED BY M. N. BEHMAN. SUPREME PUBLICATIONS 收音机爱 好者资料库 RadioFans.CN PAGE 668-C MODEL V-105 AND RADIOLA 560P Chassis No. RC -517C R C 517 F Five -Tube, Single -Band, A -C, Superheterodyne Radio inches long) 30585 Spring-Idler arm tension spring 38337 Dial-Dial scale 36399 Turn

2、table and bushing complete with spindle. 37914 Indicator-Station selector indicator 33726 Washer-C washer for idler wheel 36289 Loop-Antenna loop complete 36405 Washer-Flat washer for idler wheel 36286 Plate-Dial back plate complete-less dial 36274 Wheel-Idler wheel and bearing 30868 Plug -2 -contac

3、t female plug for motor cable. 14671 Resistor -33 ohms, watt SPEAKER ASSEMBLIES 30189 Resistor -120 ohms, 8 watt (RL -81B-4) 3153 Resistor -1500 ohms, 1 watt 35849 Cap-Dust cap 13998 12412 Resistor -22,000 ohms, watt Resistor -47,000 ohms, t watt 38340 Cone-Cone complete with voice coil 14583 30848

4、Resistor -220,000 ohms, watt Resistor -470,000 ohms, t watt MISCELLANEOUS ASSEMBLIES 12679 Resistor -2.2 meg., I watt 38341 Crystal-Dial scale crystal-less dial 11668 Resistor -5.6 meg., watt 37933 Con-Used needle cup 36290 Shaft-Tuning knob shaft 38342 Decalcomania-Control panel decal-pkg. 5. 36292

5、 Socket-Dial lamp socket 36386 Decalcomania-Trade mark decal 31251 Socket-Tube socket 35814 Knob-Control knob 11765 Lamp-Dial lamp 30585 Spring-Drive cord spring 36305 Mounting-Mounting hardware for motor 36288 Switch-Phono switch 36303 Mounting-Mounting hardward for pickup arm. 35666 Transformer-Ou

6、tput transformer 30870 Plug -2 -prong male plug for motor leads 35638 Transformer-First I.F. transformer 36246 Receptacle-Packaged needle receptacle 35790 Transformer-Second I.F. transformer 32610 Rest-Rubber pickup rest 33726 Washer-Spring washer for tuning shaft 30900 Spring-Retaining spring for k

7、nob . . . M A, CAMDEN N. J., U. S. A. 收音机爱 好者资料库 RadioFans.CN C8 Alignment Procedure Output Meter Alignment.-Connect the meter across the voice coil, and turn the receiver volume control to maximum. Test-Oscillator.-Connect the low side of the test -oscillator to the receiver chassis, through a .01

8、mid, capacitor, and keep the output as low as possible. 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. 455 kc Quiet point 1,600 kc end of dial L8 and L9 2nd I -F transformer

9、2 1st Det. grid in series with .01 mfd. L6 and L7 1st I -F transformer 3 Ant. terminal in series with 200 mmfd. 1,650 kc Gang at minimum C25 (osc.) C31 (osc.) 4 Radiated signal 1300 kc Snal Freq ency C23 (ant.) 5 Repeat steps 3 and 4. TURNTABLE .NEEDLE PACKAGE MOLDER-.:=2)TURNTABLE SPINDLE DRIVE WHE

10、EL MOTOR SPI HOLE MOTOR PICKUP ARM PICKUP REST NEEDLE SCREW CUP FOR USED NEEDLES PAGE 669-C V-105 RADIOLA R -560P Phonograph Motor Service Data:- The phonograph motor is of the self starting synchronous type and operates the turntable through friction drive between the motor drive spindle and the ru

11、bber tired idler on the rim of the turntable. The motor should be lubricated once or twice a year by placing a few drops of S. A. E. 20 (or equivalent) on the turntable spindle and saturating the oil retaining felt pads on the motor shaft with S. A. E. 10 oil. Caution-The motor drive spindle and the

12、 rubber tire on the idler must be kept clean and entirely free from oil and grease at all times. Power Supply.-Although this model employs an ac -dc chassis, it is not suitable for use on d.c., as this would damage the motor. ANT. TO GRID I CONY. GAIN I 0.4X I 0.8X lox (600 KC.1 100X(600- 455 KC.)4*

13、 (455 KC.) I50X ( 455 KC.) - 4 (456KC.) MEASURED WITH 3V. FIXr-D nIA s 12SA7 17,K7 1ST. DET. - OSC. .I.F. L2 LOOP T445i YV W 22 M W L L3C Reo 3-1031 L4. C24 I rt. 15-170 4 3V. BIAS FOR GAIN T DATA J_ TOP VIEW v. 80V. L6 L7_ iC A C26 obo C27 100, - o 100 80V. A B 8A 2j - * C22 -8V. (600 KC) - 9V. (15

14、00 K) I cI 6 0.1 RIS 220 M RADI OLA 8560 P 40X (400 A.) -1 12SQ7 2ND. DET.,iAF. kAVC. X 68V LS L9 C281 9 6 f 1C29 123 120 (o t20 33 - o C3 1on J I II nt- - VOLTAGES SHOULD HOLD WITIIIN * 20% WITH 117 V. AC. SUPPLY. )f MEASURED WITH CHANALYST OR WLTOHMYST. -17V. APPROX. JMAX. AVC. I /777 CHASSIS GROU

15、ND COMMON - WIRING INSULATED FROM CHASSIS (S-) C31-O3C / 1560 KC 1ST. I.F. TRANS. 12JLJ12I/ L6 -BOTTOM L8 -BOTTOM L7 -TOP L9 -TOP 455 KC. 455 KC. C201 220 54 2.2 MEG 500 M VOLUME CONTR. osT RADIO -PHONO- TONE LPOWER SWITCH. SHOWN IN OFF PD5ITION . CS - 0025 R9 120 IIG09 220M -14X (400 N) - L. APPROX

16、. GAIN DATA USING 5OL6GT RCA RIDER OUTPUT CHANALYST 4V, RIO 470M C7 OOS SbM 6. SOLG i7 125A7 12527 RI6476 -CI7 .015 PICIf UP- MOTOR Rt7 47M 9 4 L FRORT REAR DIAL LAM P 1C12 z 0.25 P-84867-2 V105 (RC 517C) 110V. C11 85V. .025 f ,REp RI I Ij ob0 1500 eLue II RED CI4 50 MR! ORNi C13 tT 30 1 Mrp. POW ER p r SUPPLY 117 V. 收音机爱 好者资料库 RadioFans.CN