RCA-Victor-Co-Inc-R-12 电路原理图.pdf

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1、收音机爱 好者资料库 RadioFans.CN 收音机爱 好者资料库 RadioFans.CN PAGE 38-A R-8, R-10, R-12 BLUE S yEELOW- BLUE BROWN- U3-290 PLATE BROMN DROWN- YttLow- IFILAMENT UX-280 YELLOW- INTERNAL CONNECTIONS OF POWER TRANSFORMER L-5. R-7 40,000 R8 0,000. C -I44. MFD 10. MFD. R-17R -I6 100000 306000 4 R -I6 TO AUTOMATIC VOLUME

2、 40,000 CONTROL NEATER TO ALL FILAMENTS, HEATERS AND DIAL LAMP.- EXCEPT AUTOMATIC V LUME CONTROL ISTO CHASSIS FRAME 147 DET. 15-75 ill UY-224 , R-9 A.V.G. MEG. UV -2q RCA -35i CMAI91FD. 4t J 5 C-17 C -I2 -D,.1MFD 40220 MMFD R -2I 500,000 R-22 100,000 C-31 MFD. C-18 0.1 MFD. NOTE:Model R-10 I I I I I

3、 I I tg;,;,1!, 1) rtM iLJi 1 1 1_L ILL Cn T 7, G5 t-kaC -ISC-14,C-708 I C -I2C -i3C-18,1:C-22, T I;I+4.11F 4.MFO .114FC1.51,1F0,c-INFO05 -INFO:.51AFD 3 ,/ C-31F C-20 G; tW E13 .5 WO.1 INFO i! 1II INTERNAL CONNECTIONS OF CAPACITOR PACK C-22 0.5M TO. .-r C-20 2_1_- 0.1 MFD 5-10 - 500,000. 12.11 500,00

4、0 is 18,000 ohms Rg Is 5 meg. Voltages slightly higher. Schematic Diagram INTERSTAGE -YELLIN(BLUE-RED INTERNAL CONNECTIONS OF AT TRANSFORMERS C-23C-24 14022015-75 .1.424913 HMFD, LIO1.-11 OUTPUT ,R-00 19 30. 41C-27 C-26 0.5 MFD.0.05 1230,0004 13 I. MEG 2xe 0E7.111101E Ur -227.80., 6 I - L -IsOrr 7 I

5、, 0g - g o. z C 25 2400 QMMFOc.C3 W. inPui R-14 R-20 IEEEPRIOR 10,000 50,000 C-28 025 MFD. C- IS 4 MFD OUTPUT R2245FORNER PWR RCA -247, C-29 - OI MFD R -i5 Ab e C-28c C002,5(10 C4 C-29 OD RFD ra,etip 942 30,000.- . R-21 R-22 100,000. R-16 . 40,000. 100,000. 5 ,0 1 R-000. R-15 10,000. 50,000 ioR,D8c(

6、 500,000. - a 11 - 500.000. R -I0 500,000. INTERNAL CONNECTIONS OF RESISTOR BOARD PAGE 40-A R-8, R-10, R-12 16.000 ohms -Carbon type -3 watt., 6192Spring -Tuning condenser drive cord tension spring -Package of 10 3092Volume control -Volume controlcompletewith mounting nut 7438Capacitor -Variable tun

7、ing capacitor :1095Coil -R. F. coil -Complete with mounting bracket. 7439Drum -Dial drum with set screw 3137Knob -Tuning control. volume control and tone control knob -Package of 5 7440 Scale -Dial and dial scale 7441E.cutcheon-Tuning dial escutcheon complete with 3234Tone control -Tone control comp

8、lete with mounting nut mounting screws LOUDSPEAKER 3235Coil -First detector and oscillator coil6174Screw assembly -Speaker mounting screw assembly 3251Coil -R. F. choke coil -Comprising 4 screws, 8 nuts, 4 washers and 4 eyelets -Package of I set -For R.8 61115Resistor -100,000 ohms -Carbon type -34

9、watt-3237Screw assembly -Speaker mounting screw assembly 6186 Package of 5 Resistor -500,000 ohms -Carbon type -54 watt- -comprising 4 screws. 8 nuts. 4 washers and 4 eyelets -Package of1 set -For 11.12 Package of 56184Board -Terminal board complete with 3 terminals and mounting rivets -Package of 5

10、 6187Resistor -300.000 ohms -Carbon type -14 watt- Package of 57345 Coil -Speaker field coil assembly -Comprising coil, cone housing and magnet 6188Resistor -2 megohm-Carbontype -X watt - Package of 58559Ring -Cone retaining ring 7054Cord -Power cord8601Cone - Speaker paper cone -Package of 5 REPLAC

11、EMENT PARTS - MODEL RE -19 Receiver AssemblyRefer to Model R-12 Add Stock No. 2875 Knob- Tuning control, volume control or tone control knob 6179 Terminal - Single ground terminal with mounting rivet 6214 Board- Magnetic pickup terminal board Delete Stock No. 3137 knob PAGE 4i -A R-8, R-10, R-12 & R

12、E -19 REPLACEMENT PARTS-Continued Stock DESCRIPTION No. ListStock No. DESCRIPTION List MOTOR BOARD ASSEMBLY 6216 Rod-Automatic brake trip rod with lock nut- X68Board-Motor board Package of 5. 2614Switch-Automatic brake switch6217Pickup-Pickup unit complete 2620 Cushions-Pickuprubbercushions-Comprisi

13、ng one damper and two pivot cushions-Package of 6218 Screw and washer-Motor board mounting screw and washer- Package of 10 5 sets 6221Cover-Pickup cover 2767Spring-Pickup magnet retaining spring-Package of 10 7084 7151 Cover-Turntable cover Back-Pickup housing back 2768Armature-Pickup armature 7305G

14、ear reducing unit complete 2770Plate -Pickup damper plate-Package of 5 7387Reactor-Compensating reactorwithmounting 2771Screw-Pickup damperplatemounting screw- bracket Package of 10 7388SpindleTurntable spindle with fibre gear -110 or 2875Knob -Record switch knob-Package of 5 220 volts -60 cycles 29

15、08Spring -Gear reducing pawl spring-Package of 10. 7389Rotor and shaft -110 or 220 volts -60 cycles 3052 Screw assembly-Pickup pole shoe mounting screw assembly-Comprising nut, washer and screw- Package of 10 sets 7390Spring and washer-Motor mounting springs and washers-Comprising9cupwashers,3C wash

16、ers and 6 springs-Package of 1 set 3157Gear-Driving gear withset screw-Located on turntable spindle above top plate 7393 7400 Block- Pickup connector block and wire Spindle-Turntablespindlewithfibregear -25 3159Friction brake-Gear reducing brake spring and pad-Complete with mounting rivets-Package c

17、ycles of 4 7401Rotor and shaft -25 cycles 3161Spring-Shift lever spring-Package of 5 7402Spindle-Turntablespindlewithfibregear -30 3167Magnet-Pickup magnet cycles 3168Coil-Pickup coil 7403 7443 Rotor and shaft -30 cycles Rotor and shaft -110 or 220 volts-SO cycles 3169Pole shoe-Pickup pole shoe-R.H

18、7444Spindle-Turntable spindle with fibre gear -110 or 3170Pole shoe-Pickup pole shoe-L.H 220 volts -50 cycles 3175Receptacle-Tungatone needle box receptacle 7445Transformer-Input transformer 3189Box-Needle box with lid-Package of 2 8795Motor-Motor complete, 110 volts, 60 cycles 3205Screw-Pickup need

19、le holding screw-Package of 10 KmMotor-Motor complete -25 cycles 3207Screw-Pickup cover mounting screw-Package of 10 8801 Motor-Motor complete -30 cycles 3208Screw assembly-Pickup mounting screw assembly 8856Motor-Motor complete -110 volts -50 cycles Comprising one screw, one nut, and one washer - P

20、ackage of 10 8872 Shift lever-Speed shift lever complete with mount - in screws 3211Washer-Turntable spindle leather washer-Pack- age of 10 8873Brake-Automatic brake complete with mounting screws and washers 3224Switch-Record switch complete with mounting washer and nut 8874 Arm-Pickup arm complete

21、less pickup unit 3278Bearing-Rotor shaft fibre thrust bearing and cork button-Package of 10 . 8875Cable-Maincablefrominputtransformerto volume control, record switch and receiver 3279Screw and nut-Rotor shaft thrust bearing adjusting 8876Support-Lid support screw and lock nut-Package of 10 8877 Turn

22、table-Turntable with cover 3280Washer-Metalwasher-Located onturntable8887 Motor-Motor complete -220 volts -60 cycles spindle underneath gear reducing unit-Package of 20 8888 Motor-Motor complete -220 volts -50 cycles 10174 Spring-Automatic brake springs-Set of 4 spring. 3281Pawl-Gear reducing pawl c

23、omplete with mounting stud -Package of 2 sets 10184Plate-Automatic brake latch trip plate complete 6119Stud-Motor hanging stud-Package of 6 with mounting screws-Package of 5 6120Screw-For holding turntable spindle bearing and grease cap-Package of 10 6219 Hinge-Cabinet lid hinge-Complete with mounti

24、ng screws-Package of 2 6121 Bearing-Turntable spindle bearing and grease cap. 7441Escutcheon-Tuning dialescutcheon-Complete 6215 Escutcheon-Shift lever speed escutcheon plate- with mounting screws Complete with mounting screws-Package of 2. 9408 Cabinet-Cabinet complete less equipment Stock No. DESC

25、RIPTION ListStock No. DESCRIPTION List RECEIVER Model R-10 3095Coil-R. F. Coil-Complete with mounting bracket 3097Scale-Dial scale and drum with set screw-Package 2563 Resistor -6,000 Ohms-Carbon type-Package of 5.of 2 2730 Resistor -18,000 Ohms-Carbon type-Package of 5.3234Tone Control-Tone control

26、 and operating switch 2734 Capacitor -745 Mmfd.-Package of 5 complete with mounting nut 2746Socket-Tuning dial lamp socket 3235Coil-Detector and oscillator coil 2747 Cape-Grid connector caps-Package of 5 3236Escutcheon-Tuning dial escutcheon with mounting screws 2749Capacitor -2400 Mmfd 2875 Knobs-V

27、olume control, tone control and tuning dial 3241Resistor -300,000 Ohms-Carbon type-Package of 5. control knob-Package of 53251Coil-Choke coil 2882Socket-Radiotron socket with insulator -7 used. 3252Resistor -100,000 Ohms-Carbon type-Package of 5. 2968 Socket-Radiotron socket with insulator -1 used.

28、7054Cord-Power cord 2999Shaft-Tuning dial drive shaft 7062Capacitor-Adjustable oscillator trimmer capacitor. 3003Cushions-Receiver chassis rubber cushions-Pack- age of 4 7241 Capacitor -3 gang tuning capacitor 3024Capacitor -9 Mmfd.-Package of 2 7298Capacitor -0.01 Mfd 3029Bracket-Dial lamp bracket

29、and indicator 7340Transformer -1st intermediate transformer 304.5Resistor -40.000 Ohms -1 Watt-Carbon tyPe- 7341Transformer -2d intermediate transformer 0.05 Mfd., fourMfd.,one 3048 Resistor -500,000 Ohms-Carbon type-Package of 5 7342Capacitor-Comprising two0.5 10.0 Mfd., two 4.0 Mfd. and four 0.1 M

30、U. 3049 Resistor -150 Ohms-Carbon type-Package of 5. capacitors in metal container 3051 Resistor -5 Megohme-Carbon type-Package of S. 7343Transformer-Audio transformer 3056 Shield-Radiotron tube shield-Package of 2 7344Transformer-Powertransformer -110volts -60 3076 Resistor -1 Megohnt-Carbon type-P

31、ackage of 5 cycles 3077 Resistor -30,000 Ohms-Carbon type-Package of 5 7348Board-Resistor board less resistors and capacitors 3078 Resistor -10,000 Ohms-Carbon type-Package of 5. 7362Capacitor -0.025 Mfd 3079 Resistor -40,000 Ohms -4 Watt-Carbon type-8770Transformer-Powertransformer -110volts -25 30

32、81Resistor -16,000 Ohms-Carbon type 8771 cycles Transformer-Powertransformer -220volts -60 3092Control-Volume control complete with mounting nut cycles l/LE 42-A R-8, R-10, R-12 & RE -19 MAGNETIC PICKUP RECORD VOLUME CONTROL TONE COMPENSATING REACTOR RADIO -4-.RECORD SPLICE (,) RADIO RECORD SWITCH AUTOMATIC SWITCH -ac: BUCK PHONOGRAPH MOTOR REPRODUCER UNIT BLACK-4.TO ANT. TO 6ND A.C. INPUT PLUG Assembly tViringMODEL RE 19