RCA-Victor-Co-Inc-R-21 电路原理图.pdf

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1、收音机爱 好者资料库 RadioFans.CN PAGE 49-A MODELS R-11, RE -18, RE -18-A, R-21 A 2, 3 = 7 R.F. CHOKE 801t L-13 -INPUT TRANSFORMER OUTPUT TRANSFORMER GlOr TOTAL BLUE SECONDARY 7700TOTAL -AND-TELLOw- -YELLOWBLUE INTERNAL CONNECTIONS OF INTERSTAGE TRANSFORMER 收音机爱 好者资料库 RadioFans.CN PAGE 51-A REPRODUCER UN IT 1

2、!OS100O R-17 190.000 44t. INTERNALCONNECTIONS OF RESISTOR BOARD R-11, RE -18, RE -18-A, R-21 i tgept2 frcv : III A Ci15 C-114 810112tp to Ci.2p IT RFD MFO. MFO. MED. MED.Mk I.WO. INTERNAL CONNECTIONS OF CAPACITOR PACK N1. 1111WIMI II it gco -32 gw MFR. M. MM. MA. a00.Ob. 00.1 INTERNAL CONNECTIONS OF

3、 CAPACITOR PACK III/ TO PICKUP, re iI LI p. ANT. Alignment Procedure REFER TO MODEL R-7 FOR TRIMMER LOCATION. Connect low side of test oscillator to chassis and ground lead during alignment. STEP CONNECT RICE SIDE OF TEST OSC. TO - TUNE TEST OSC TO - TURN RADIO DIAL TO ADJUST TEE FOLLOWING FOR MAX.

4、OUTPUT 1 I -F Grid in series with .01 mfd 175 kc Quiet Point near 00 kc S , INPUT TRANSFORMER moo 2 P4 1*)- PE -P acc Ego MODEL RAE -26 OWV cc REFER TO INDEX FOR DATA ON AUTOMATIC RECORD CHANGER III PAGE 53-A R-11, RE -18, RE -18-A, R-21 REPLACEMENTPARTS & RAE -26 Stock No. DESCRIPTION 2563 2730 273

5、4 2746 2747 2749 .2875 2882 2968 2999 3029 3046 3047 3048 3049 3050 3051 3053 3054 3055 3056 3076 3077 3078 3079 3085 3089 3090 3091 3092 3093 309 3095 3096 3097 3098 3099 7054 7062 7241 7266 7267 7268 7269 7270 7271 7272 7273 7274 7275 2563 2730 2734 2746 2747 2749 2875 2882 2963 2968 3024 3046 Lis

6、tStock No. DESCRIPTION RECEIVER ASSEMBLIESR- IIAND RE -18 Resistor -6,000 ohms -Carbon type -Package of S Retistor.-18,000 ohms -Carbon type -.Package of 5 Capacitor -745 mmfd.-Package of Socket -Dial lamp socket Contact cap -Package of 5 Capacitor -2400 mmfd Knobs -Package of S Socket-UYRadiotron s

7、ocket -Completewith insulating shield -4 used Socket-UXRadiotrmg. socket -Complete with insulating shield -1 used Shaft -Dial drum drive shaft Indieator-Tuning dial indicator -Complete with bracket Resistor -190,000 ohms -Carbon type -Package of 5 Resistor -1500 ohms -Carbon type -Package of 5 Resis

8、tor -500,000 ohms -Carbon type -Package of S Resistor -150 ohms -Carbon typo -Package of 5 Resistor -14,000 ohms -Carbon type -Package of 1 Resistor -5 megohm-Carbon type -Package of 5. Capacitor -9 minfa.-.Package of 2 Escutcheon -Station selector escutcheon -With 4 mounting acre% s Cushion -Chassi

9、s support cushion -Package of 4 Shield-Radiotron used -Package of 2 Resistor -1 megohm-Carbon type -Package of 5 Resistor -30,000 ohms -Carbon type -Package of 5 Resistor -10,000 ohms -Carbon type -Package of 5 Resistor -40,000 ohms -Carbon type -Package of 5 Capacitor -400 mmfd Terminal board -Magn

10、etic pickup terminal board Board -A. V. C. and 2nd detector R. F. choke mounting board -Less choke coils Board -Resistor board.Less resistor and capacitors Volume control -Complete with mounting nut Tone control -Complete with mounting nut Shield-Radiotron shield -1 used -Package of 2 Coil-R.F. coil

11、 -Complete with mounting bracket Coil -1st detector and oscillator coil -Complete with mounting bracket Scale. -Dial drum scale with set screwe-Pkg. of 2 Capacitor -0.008 mfd. Capacitor -0.005 mfd. Cord -Power cord Capacitor -Adjustable oscillator trimmer capacitor Capacitor -3 gang tuning capacitor

12、 with mounting screws and washers Transformer -let intermediate transformer Transformer -.2d intermediate transformer Coil -Detector or A.V.C. R.F. choke coil -Complete with mounting rivet Capacitor pack -In metal container -60 cycle Reactor -Filter reactor Transformer-Interstage transformer Transfo

13、rmer -Power transformer -105-125 volt, 50-60 cycles Capacitor pack -By-pass capacitor pack -25-40cy Transformer -Power transformer -105-125volts, 25-40 cycles Transformer. -Power transformer -220 volts, 50-60 cycles RECEIVER ASSEMBLY RE -18A Resistor -6,000 ohms -Carbon type -1 watt -Pack- age of 5

14、Resistor -18,000 ohms -Carbon type -1 watt - Package of 5 Capacitor -745 mmfd.-Package of 5 Socket -Dial lamp socket Cap -Grid contactor cap -Package of 5 Capacitor -2400 mmfd Knob -Tuning control, volume control or tone con- trol knob -Package of 5 Socket- Five contactRadiotron socket complete with

15、 insulator -8 used Resistor -8,000ohms -Carbon type -1watt - Package of 5 Socket -Four contact Radiotron socket complete with insulator -1 used Capacitor -9 mmfd.-Package of 2 Resistor -190.000 ohms -Carbon type -3i watt - Package of 5 3047 3048 3049 3050 3055 3056 3076 3077 3078 3079 3085 3089 3091

16、 3092 3093 3095 3096 3098 3099 6179 6188 6189 6190 6191 6192 7054 7062 7266 7267 7268 7269 7270 7271 7272 7273 7274 7275 7438 7439 7440 8871 Resistor -1.500 ohms -Carbontype -4 watt - Package of 5 Resistor -500,000 ohms -Carbon type -4 watt - Package of S Resistor -150 ohms -Carbon type -Si watt-Pac

17、k- geofS Resistor -14,000 ohms -Carbon type -3 watt Cushion -Receiver chassis sponge rubber cushion - Package of 4 Shield-Radiotron shield -6 used -Package of 2 Resistor -1megohm-Carbontype -Siwatt - Package of S Resistor -30,000 ohms -Carbon type -34 watt - Package of 5 Resistor -10,000 ohms -Carbo

18、n type -4 watt - Package of 5 Resistor -40,000 ohms -Carbon type -4 watt - Package of S Capacitor -400 mmfd Board -Terminal board complete with S terminals Board- Resistor board complete less resistors and capacitors Volume control -Volume controlcompletewith mounting nut Tone control -Tone control

19、complete with mounting nut Coil -R. F. coil Coil -1st detector and oscillator coil complete with mounting bracket Capacitor -0.008 mfd Capacitor -0.005 mfd Terminal -Single ground terminal with screw plete with mounting rivet -Package of 5 Resistor -2 megohm-Carbon type -44watt - Package of 5 Bracke

20、t -Dial lamp bracket and indicator -Package of 2 Shaft -Tuning dial shaft complete with 3 washers- -Package of 5 Cord -Condenser drum drive cord -Package of 5. Spring -Condenser drum drive cord tension spring - Package of 10 Cord -Power cord. Capacitor -Adjustable capacitor -15-70 mmfd. Transformer

21、-1st intermediate transformer Transformer -2nd intermediate transformer Coil -Detector choke coil complete with mounting rivet Capacitor -Comprising one 2.0 mfd. one 4.0 mfd., four 0.5 mfd., two 1.0 mfd. five 0.1 mfil. and one 0.05 mfd. capacitor in metal container Reactor -Filter reactor Transforme

22、r- Interstge transformer Transformer -Powertransformer -105-125volts 50-60 cycles Capacitor -Comprising one 4.0 mid., one 6.0 mfd., four 0.5 mfd., two 1.0 mfd. five 0.1 mid., and one 0.05 mfd. capacitors in metal container Transformer -Power transformer-105-125 volts - 25-40 cycles Transformer -Powe

23、r transformer -220 volts -50-60 cycles Capacitor -Variable tuning capacitor Drum -Tuning condenser drive drum with set screw -Complete with 3 dial scale mounting nuts Scale -Dial and dial scale Support -Receiver chassis metal mounting support -Package of 4 COM- List REPLACEMENTPARTSMODELR-21 Receive

24、r AssemblyRefer to Model RE -18A Add Stock No. 3053Capacitor - 9 mmfd 3090Board - AVC & 2nd Det.R-F choke boardless choke coils 3137Knob 6188Resistor - 500,000 ohms 1/4 watt (R-20) Delete Stock No. 2875Knob, 2963 Resistor and 3024 Capacitor PAGE 54-A R-11, RE -18, RE -18-A, R-21 & RAE -26 REPLACEMEN

25、T PARTS-Continued Stock No. DESCRIPTION LintStock No. DESCRIPTION List MODEL RE -187093Cover-Pickup cover MOTORBOARD ASSEMBLIES 7151 Back-Pickup housing back X13Board-Motor board 7180Brake-Automatic brake complete 2614Switch-Automatic brake switch7305 Gear-Reducing unit complete 2615 2620 Spring-Aut

26、omatic brake springs-Set of 4-Pack age of 2 sets Cushions-Pickup rubber cushions comprising 2 pivots and 1 damper cushion-Package of 5 sets 7332 7387 Cable-Main cable from receiver to input trans - former radio -record switch and volume control. , Reactor-Tone compensating reactor with mount - ing b

27、racket 2765Screw needle holding screw-Package of 107388Spindle-Turntable spindlewithfibregear -60 2766Screw-Pickup cover mounting screw-Package of 10. cycle 2767Spring -.Pickup magnet retaining spring-Package 7389Rotor and shaft -60 cycles of 10 7390Motor mounting washers and springs-Comprising 2768

28、Armature-Pickup armature 3 C washers, 9 cup washers, 6 springs and 3 flat washers-Package of 1 set 2769Coil-Pickup coil 7391 Volume control-Record volume control with mount - 2770Plate-Pickup damper plate complete-Package of 5.ing nut and washer 2771Screw-Pickup damperplatemounting screw-7392Holder-

29、Needle holder Package of 10 7393Block-Pickup connector block and wire 2774Trip rod-Pickup arm trip rod with mounting nut- Package of 5 7394Pickup-Unit complete 2908Spring-Shift lever and pawl carrier spring-Pack- 7400Turntable spindle and gear -25 cycles age of 107401Rotor and shaft -25 cycles 3052S

30、crew assembly-Pickup pole shoe mounting screw, nut and washer-Package of 10 sets 7402Turntable spindle and gear -30 cycles 7403Rotor and shaft -30 cycles 3157Gear-Driving gear-Located on turntable spindle bove top plate 7414Top plate-Top plate with two hronse rotor shaft bearings 3159Friction brake-

31、Gear reducing friction brake spring with mounting rivet and pad-Package of 4 7415Field and field coils -50-60 cycles-Assembled 3160Escutcheon-Speed escutcheon plate with mounting 7416Field and field coils -25-30 cycles-Assembled screws-Package of 28731Lever-Shift lever assembly complete 3167Magnet-P

32、ickup magnet8795Motor-Motor complete -60 cycles 3169Pole shoe-R.H. pole shoe8796Arm-Pickup arm complete less pickup unit 3170Pole shoe-L.H. pole shoe8800Motor-Motor complete -25 cycles 3211Washer-Turntable spindle leather washer-Pack age of 10 8801 10184 Motot-Motor complete -30 cycles Plate-Automat

33、ic brake trip plate with mounting 3224Switch-Radio-Recordchangeoverswitchwith mounting nut and washer 2759 screws-Package of 5 Box-Needle box with lid-Package of 2 3278Bearing-Fibre rotor shaft thrust hearing and cork button-Package of 10 3102Receptacle for Tungstone needle boxes 7084Turntable cover

34、ing 3279Screw and Nut-Rotor shaft thrustbearing adjusting screw and lock nut-Package of 10 7312Transformer-Input transformer 3280Washer -Metal washer located on turntable under- ueath gear reducing unit-Paekage of 20 8733Turntable with cover ClABINFT 3281Pawl-Gear reducing pawl with mounting stud 27

35、85Hinge-Cabinet lid hinge with mounting screws - 6119Motor banging stud-Package of 6 Package of 2 6120Screw-For holdingturntablespindle bearing- 3156Label-Metal trade mark label-Package of 5 Package of 10. 7082Support-Lid support 6121 Bearing-Turntable spindle bearing and grease cap. 7395Support-Scr

36、een support 10901 Spring-Lid support spring-Package of 2 PAGE 55-A R-11. RE -18, RE -18-A, R-21 & RAE -26 REPLACEMENT PARTS (Continued) Stock No. DESCRIPTION ListStock No. DESCRIPTION List MODEL RE -18A MOTOR BOARD ASSEMBLY 8872 8873 Lever-Shift lever complete with mounting screws Brake-Automatic br

37、ake complete with mounting screws and washers X-13Board-Motor hoard less equipment 8876Support-Lid support 2614Switch-Automatic brake switch 8877Turntable -Turntable with cover 2620Cushion-Pickup rubber cushions -Comprising 1 8880Arm-Pickup arm complete less pickup unit damper and two pivot cushions

38、Package of 5 sets. 8887Motor-Motor complete -220 volts -60 cycles 2767SpringPickup magnet retaining spring- Package 8888Motor-Motor complete -220 volts -50 cycles of 10 1017*Springs-Automatic brake springs-Set of4springs 2768Armature-Pickup armature 10184 -Package of 2 sets Plate-Automatic brake tri

39、p plate complete with 2770Plate- Pickup damper plate -Package of 5 screws -Package of S 2771ScrewPickupdamperplatemounting screw- Package of10.CABINET ASSEMBLY 2875 KnobVolume control and record -radio switch knob2776Catch-Door catch and strike with nail-Package of -Package of 52 sets 2908Spring -Pa

40、wl carrier springPackage of 103156Label-Metal trade mark label-Package of S 3052Screw assemblyPickup pole shoe mounting screw assemblyComprising screw. nut and washer - 6210Hinge assembly-Door hinge assembly-Comprising 4 hinges and 16 mounting screws-Package of 1 set. Package of 10 sets 6211Pull-Doo

41、r pull with mounting screw -Package of 4. 3157GearDriving gear- Located on turntable spindle above top plate 6219Hinge-Cabinet lid hinge complete with mounting screws -Package of 2 3.159Friction brake-Gear reducing friction brake spring 6236Support-Metal screen support with padComplete with mounting

42、 rivet -Pack- age of 1. 10901Spring-Lid support spring-Package of 2 3161 3167 Spring- -Shift lever spring-Package of S Magnet- Pickup magnet R-2 I 3169 3170 Pole shoe-Pickup pole shoe-R. H. Pole shoe- Pickup pole shoe-L. H CABINET ASSEMBLY 3205 3207 3208 Screw-Pickup needle holding screw -Package of

43、 10. Screw-Pickup cover mounting screw -Package of 10. Screw assembly -Pickup mounting screw assembly -Comprising screw, nut and washer -Package of 6210Hinges-Door hinges-Comprising 4 hinges and 16 mounting screws- Package of 1 set 10 6211Pull-Door pull with mounting screw- 3211Washer -Turntable spi

44、ndle leather washer-Pack- age of 10 Package of 4 3224Switch-Record-Radio switch complete with mount- ing nut and washer 7441Escutcheon-Tuningdialescutcheon 3278Bearing -Rotor shaft fibre thrust hearing and cork button-Package complete with mounting screws 3279Screw and nut -Rotor shaft thrust bearin

45、g adjusting screw and nut-Package of 10 REPLACEMENTPARTS RAE -26 3280Washer - Metalwaaher-Locatedonturntable spindle underneath gear reducing unit-Package Receiver Assembly Refer to R-11 of 20 Add Stock No. 3281Pawl-Gear reducing pawl with mounting stud 6119Stud-Motor hanging stud-Package of 6 3137K

46、nobs 6120Screw-For holding turntable spindle bearing and grease cap-Package of 10 3156Label - Metal trade mark label 6121Bearing-Turntable spindle bearing and grease cap.3175Receptacle - Needle receptacle 6215Escutcheon-Shift lever speed escutcheon plate with mounting screws-Package of 2 3184 Termin

47、al board - pickup terminal board 6216Rod-Automatic brake trip rod with nut-Package of 5. 3189Box - Needle box with lid 6221Cover-Pickup cover 3221 Cable - Shielded cable from record volume 6222Pickup-Pickup unit complete control to pickup terminal board 6224Receptacle-Tungstone needle box holder 623

48、2 6237 Box-Needle box with lid-Package of 2 Holder-Twin needle holder with mounting screws 3224Switch - Radio -record switch with mounting nut and washer 6238Transformer-Input transformer7232 Cable - Main cable from receiverto input 7084Cover-Turntable covertransformer 7151Back-Pickup housing back 7

49、305Gear-Gear reducing unit complete 7312Transformer - pickup Input transformer 7332Cable -Main cable from receiver to input transform- er, volume control and radio record swatch 8761Support - Lid support 7387Reactor-Tone compensating reactor with bracket Delete Stock No. 7388Spindle-Turntable spindlewithfibregear -110 volts or 220 volts -60 cyeles 2875Knobs and 3054 Escutcheon 7389Rotor and shaft -110 volts or 220 volts -60 cycles 7390Motor mounting washer and springs-Comprising 3 C washers, 9 cup washers and 6 springs -Pack- age of 1 s