RCA-Victor-Co-Inc-15K 电路原理图.pdf

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1、PAGE 236-B MODEL 15K Fifteen -Tube, Five -Band, A -C, Superheterodyne Receiver Model 15-K -Radtotron and I -F Trimmer Locations SEE INDEX LISTING MAGIC BRAIN FOR ADDITIONAL DATA. Electrical Specifications FREQUENCY. RANGES Long Wave (X)150-410 kc Standard Broadcast (A)530.1,800 kc Medium Wave (B)1,8

2、00.6,400 kc Short Wave (C) 6,400.23,000 kc Ultra Short Wave (D) 23,000.60,000 kc Intermediate Frequency .RADIOTRON COMPLEMENT (1) RCA -6K7 R -F Amplifier (2) RCA -6L7 First Detector (3) RCA -6J7 Oscillator (4) RCA -6K7 FirstI -F Amplifier (5) RCA -6K7 Second I -F Amplifier (6) RCA -6H6 Second Detect

3、or and A.V.C. (7) RCA -6K7 Tuning Tube I -F Amplifier (8) RCA -6H6 Tuning Tube Rectifier Pilot Lamps (4) Mazda POWER SUPPLY RATINGS Rating A Rating B Rating C POWER OUTPUT Undistorted Maximum 20 watts 30 watts 105- 105- 100-130/140-160/195 LOUDSPEAKER Type Impedance (v.c.) ALIGNMENT FREQUENCIES Long

4、 Wave (X) 175 kc (osc.), 350 kc (osc., det., ant.) Standard Broadcast (A) 600 kc (osc.), 1,500 kc (osc., det., ant.) Medium Wave (B). 6,000 kc (osc., det., ant.) Short Wave (C). 20,000 kc (osc., det., ant.) Ultra Short Wave (D) 57,000 kc (osc., det., ant.) 460kc (9) RCA -6C5 Audio Voltage Amplifier

5、(10) RCA -6C5 Audio Driver Amplifier (11) RCA -6L6 Power Output (12) RCA -6L6 Power Output (13) RCA -5Z4 Rectifier (14) RCA -5Z4 Rectifier (15) RCA -6E5 Tuning Tube No. 46, 6.3 volts, 0.25 ampere 125 volts, 50.60 cycles, 165 watts 125 volts, 25-60 cycles, 165 watts -250 volts, 40.60 cycles, 165 watt

6、s Electrodynamic 11% ohms at 400 cycles 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 s.7 R.1; 327. A -146.63* PR 213. 1) RI -a- S51000. COST CIS 4900 Milf. 0 r Cli A Rz 631 .01500. USj R7 S53.001. 0.32* 119 IP C33 I .afOREME 21 - O .0C4I- 191 DE

7、7LT 4.6 t aa 1, ni 56.000s, IRS 52.000. _E7 INK LIMN, unto -wan MONO cra: VOLUME CON. SECT-menION. 3100 TERM IIRD DILE f- 2Dl .I.F. VC/5K7 10 311ADON R34 2,./SSIRFT MAD L2200 4 sir 1019 .01101. rt, w. 4.8.0. Ada. R12 NINA coo Alket 08 NOON. SECURE_ A RM RIOIt ET Orf -.- MUSIC SPEECIE SW. 55 R20 5100

8、0. ram 1, NES T6.1 M. tas re CS5 LiRECT. +_j 5Z4 TUNING TUBE CABLE SHIELD SKI IL - 1J KEOTRION WAVEii TRAP I!I ICI it 11 ANT. COIL4, 1, t ANT COIL 75V L fiCtii;1_ (-ETV!) 6L7 ,t -e 6,1 -Ill V (-6.6v.h_CA;t44. 07. -0.4v.I+ I-6. AV.) -0 I V. c. L- 110V.- Nov. A.c.1 tkr OET. COIL (SOVII rKET OSC. COIL!

9、 14;13:-C-: 05C. COIL LA TUNING TUBE I F. AMP 6.2v. PIC61(7 r-:.:IC.G., 240ET. AA . r.,. 0 .4AYC.A.C. -1 (Iltf ;cm a TUNING TUBE -1.-J TUNING TUBE 1 , 1 Otiv.)1, WM (-.711V.) RECT.(OV.) (OK .) I.F. TRANS. 10!v. LpAit-01v-Toy ,-o.tv. 6w6-o. iv.-61w. ,ilay.Al i: I. tr.) !CORM PAvv-re Twos riumAL ; ; B

10、OTTOM SACK OF CHASSIS , I ;404- ;CIAINECTIOISII Oll GYMS SHOWS iwyTI -61, A.0I OS C. 6J7 - - -T J tt 114K, ACI 113.- L.- - Lrosy.-J (4.1K) -0.3VL-Ova-t 100v BRAIN RECEPTACLE I I F. AMP 6K7 r -3 9.F. TRANS. f Iis!sv. f-Ltv I POWER ,6rir: OUTPUT 6L6 - - t61K PRI. ADJ lyLF. TRANS. (It ilvti.) 113v. A.

11、O. -I pal. ADJ -160v AUDIO DRIVER -tiOV.- - - / 6C5 6.3v SIC. P9.F.TRANS. OAK LO -V- i1 AUDIO AMR CITI.15f. 6C5 -11L 411,) (10IV.) 3.5V101 110v 2.1.Ej 131.7v. 1011. AMPI 1. 6K7; -Radiotron Socket Voltages, Coil, and I -F Trimmer Locations at 115 volts, 60 -cycle supply-Tuned to approximately 1,000 k

12、c-No signal being received- Volume control minimum -Fidelity control optional Note: Two voltage values are shown for some read. lags. The value shown in parentheses with asterisk (H) indicates operating conditions without voltmeter loading. The other value (generally lower) is the actual measured vo

13、ltage and differs from the value shown in parentheses because oftheadditional loading of thevoltmeter through the high series circuit resistance. -Loudspeaker Wiring Primary reniatance-3.6 ohms total Secondary real tance-112 ohms total -Universal Transformer Radiotron Cathode Current Readings Measur

14、ed with Milliammeter Connectedat Tube SocketCathodeTerminals underConditions Similar to Those of Voltage Measurements (1) RCA-6K7-R-F Amp. 6.2 ma. (2) RCA -6L7 -1st Det. 4.0 ma. (3)RCA-6J7-Osc. 6.6 ma. (4) RCA -6K7 -1st I -F Amp. 6.2 ma. (5) RCA -6K7 -2nd I -F Amp. 7.5 ma. (6) RCA -6H6 -2nd Det.-A.V

15、.C. (7) RCA-6K7-Tuning Tube I -F Amp7.5 ma. (8) RCA-6H6-Tuning Tube Rect. (9) RCA-6C5-Audio Voltage Amp.1.25 ma. (10) RCA-6C5-Audio Driver Amp.6.4 ma. (11) RCA-6L6-Power Output43.0 ma. (12) RCA-6L6-Power Output43.0 ma. (13) RCA -5Z4 -Rectifier 80 ma.* (14) RCA -5Z4 -Rectifier 80 ma.* (15) RCA-6E5-Tu

16、ning Tube3.0 ma. (*Cannot be measured at socket) MI.T TRNISF. CONNECTKRIS STFIRFM., . VP 7 F. TRAALSF. CvnNCCTIONS 3OrTRPASE CONNECTIONS 11 i 14.111 CAPACITOR PACK 00.- DRIVER TRANSFORMER 71/111NSTINIL LE TRANS! CONNECTIONS 收音机爱 好者资料库 RadioFans.CN PAGE 2 3 9- B REPLACEMENT PARTS 15K Insist on genuin

17、e factory tested parts, which are readily identified and may be purchased from authorized dealers Stock No . DESCRIPTION ListStock No. DESCRIPTION List RECEIVER ASSEMBLIES 12264Resistor -220,000 ohm Insulated 1/4 watt 12863Board -Phonograph terminal board -Package of 5 (R28) 12987Bracket -Mounting b

18、racketfor bias switch 11398Resistor -220,000 ohm Carbon type 1/10 watt -Package of 5 (R23) 4427 Bracket -Volume control and L. F. tone control mounting bracket 12013Resistor -1 Meg Carbon type 1/10 watt -Package of 5 (R43) 13024 Cable -Tuning lamp cable and socket . 5131 Resistor -2.2 Meg Carbon typ

19、e 1/10 watt 12511 Cap -*-Grid contact cap -Package of 5. -Package of 5 (R26) 12679Resistor -2.2 Meg Insulated 1/4watt - 12629Capacitor -56 Mmfd. (C59) . Package of 5 (R22) 12404 Capacitor -120 Mmfd. (C56, C58). 13017 Resistor -Voltage divider comprising one 13021 Capacitor -150 Mmfd. (C68, C69)7000

20、ohm and one 6000 ohm sections 13022Capacitor -390 Mmfd. (C70)(R41, R42) 13034Capacitor -390 Mmfd. (C73)13018 Resistor -Voltage divider comprising one 13301 Capacitor -390 Mmfd. (C46, C47, C51, C52) 240 ohm, one 20 ohm and one 25 ohm sections (R35, R38, R39) 12898Capacitor -1500 Mmfd. (C78)4669Screw

21、-No. 8-32-x5/32 set screw for link 13580Capacitor -1800 Mmfd. (C89) . assembly Stk. No. 12868 -Package of 13033Capacitor -.007 Mfd. (C82, C83)10 4870Capacitor -.025 Mfd. (C71)12008Shield -I. F. transformer shield for Stk. 4858 Capacitor -.01 Mfd. (C53, C45, C48, C49,No. 12981, 12990, 13019 and 13020

22、. C50, C54, C55, C57, C60, C66, C67, C74) 12581Shield -Transformer shieldtopfor 4937Capacitor -.01 Mfd. (C81)Magic Eye I. F. transformer 4836Capacitor -.05 Mfd. (C64, C77) 12607Shield -Transformer shieldtopfor 4841Capacitor -0.1 Mfd. (C65)first or second I. F. transformer 11203Capacitor -10 Mfd. (C8

23、5, C86)13028Shield -Transformer shield top for third 5212 Capacitor -18 Mfd. (C87, C88)I. F. transformer 12470Capacitor -20 Mfd. (C79)11195Socket -5 contact 5Z4 Radiotron socket 13011 Capacitor -Compensating pack compris- ing two .015 Mfd., one .007 Mfd. capaci- 11198 Socket -7 contact 6K7 or 6L6 Ra

24、diotron socket tors and two 27,000 ohm, one 33,000 ohm, and one 68,000 ohm resistors (C61, C62, C63, R17, R18, R19, R20) 11196 11381 Socket -8 contact 6C5 or 6H6 Radiotron and Magic Brain power supply socket Socket -Tuning lamp socket and cover 13025 Capacitor -Pack comprising two 10 Mfd. sections (

25、C72, C75) 13095 Socket -Upper left or lower right hand dial lamp socket 5040Connector -4 contact female connector for speaker cable 11222 Socket -Upper right or lower left hand dial lamp socket 13016 Control -Magic Eye control (R27) 12007 Spring -Retaining spring for core Stk. 12006 5240 Core -Adjus

26、table core and stud for Stk. Nos. 12981, 12990, 13019 and 13020 . Cover -Fuse mounting cover 12986 No. 12006 -Package of 10 Stud -Stud, nut and washer for connect - ing link assembly Stk. No. 12868 to 12870Dial -Vernier dial scalesector gear and link Stk. No. 12910- 10907 5226 Fuse -3 Amp. -Package

27、of 5-(F1) Lamp -Dial lamp -6.3 volts -Package of 12988 Package of 5 Switch -Bias switch (S7) 5 13015 Tone Control -Fidelity control (R34, S4, 12868 Link -Range switch and band indicator S6) operating link complete with set screws 13013 Tone Control -Music -speech and power 13012 Mounting -Fuse mount

28、ing 100-120 volt switch (S5, S8) models only , 12981Transformer -First I.F.transformer 13026Mounting -Fuse mounting220 volt complete (L24, L25, L26, C46, C47) models only12990Transformer -Second I. F. transformer 13027 Resistor -110 ohm wire wound -used incomplete (L27, L28. C51, C52) 110 volt model

29、s only (R37)13019Transformer -ThirdI.F. transformer 13029 Resistor -140 ohm wire wound -used in 220 volt models only (R37) complete (L29, L30, L31, C56, C58, C59, R21, R23) 13030 Resistor -1,000 ohm Carbon type 1/10 13023Transformer -Driver transformer (T2) watt -Package of 5 (R12, R25, R33) 13020Tr

30、ansformer -Magic EyeI.F. trans - 5112 Resistor -1000 ohm Carbon type 1/4 watt -Package of 5 (R10, R15) former complete (L32, L33, C68, C69, C70) 13031 Resistor -3300 ohm Carbon type 1/10 watt -Package of 5 (R29) 13008Transformer -Power transformer 100-120 volts 50-60 cycles (T1) 13032 Resistor -3900

31、 ohm Carbon type 1 watt -Package of 5 (R40) 13009Transformer -Power transformer 100-120 volts 25-50 cycles (T1) 5114 Resistor -15,000 ohm Carbon type 1 watt13010Transformer -Powertransformer100- -(R36)250 volts 50-60 cycles (T1) 11282Resistor -56.000 ohms Carbon type 1/10 watt -Package of 5 (R21) 13

32、014Volume Control -(R16) 11365 Resistor -82,000 ohm Carbon type1/4 watt -Package of 5 (R14, R24) MAGIC BRAIN UNIT ASSEMBLIES 11281 Resistor -100,000 ohm Carbon type 1/10 watt -Package of 5 (R11. R13. R32) 12806Board -3 contact antenna and ground terminal board 12263Resistor -100,000 ohm Insulated 1/

33、4 watt -Package of 5 (R30) 5237Bushing -Variable condenser mounting bushing assembly -Package of 3 12478 Resistor -150,000 ohm Carbon type 1/10 watt -Package of 5 (R31) 12886Cable -Shieldedpowercableapprox. 4 in. long complete with 8 contact male plug PAGE 2 40- B 15K REPLACEMENT PARTS (Continued) S

34、tock No. DESCRIPTION ListStock No. DESCRIPTION Price 12511 Cap -Grid contact cap -Package of 5 12714Capacitor -Adjustable trimmer capacitor DRIVE ASSEMBLIES (C3, C4, C5, C6, C14, C16) 10705Ball -5/32in.diametersteelball for 12807Capacitor -Adjustable trimmer capacitor planetary drive -Package of 20

35、(C13, C35, C36, C37) 10941Ball -1/8in.diametersteelball for 12884Capacitor -Adjustable trimmer capacitor planetary drive bearing -Package of 20 (C10, C18, C23, C38, C39) 12904Bushing -Plate and bushing assembly 12896Capacitor -15 Mmfd. (C34) for planetary drive mounting 12722Capacitor -18 Mmfd. (C15

36、) 12905 Coupling -Flexible coupling and shaft as- 12891Capacitor -36 Mmfd. (C40) sembly complete 12629Capacitor -56 Mmfd. (C24) 12909 Dial -Band indicating dial and cam as- 12895Capacitor -56 Mmfd. (C17) sembly 12723Capacitor -56 Mmfd. (C2, C44) 12899Drive -Variable tuning condenser drive 13307Capac

37、itor -62 Mmfd. (C11) complete including mounting bracket, 12724Capacitor -120 Mmfd. (C25, C28, C29) drive,dialscale,andindicatorless 12725Capacitor -150 Mmfd. (C1) vernier dial Stk. No. 12870 and link Stk. 12894Capacitor -180 Mmfd. (C22) No. 12868 12727Capacitor -555 Mmfd. (C21) 12906Gear -Anti -las

38、h drive gear complete. 12537Capacitor -560 Mmfd. (C7, C26,C33, C42) 12910Gear -Sector gear and link assembly for band selector 12898Capacitor -1500 Mmfd. (C12) 12908Indicator -Station selectorindicator 12729Capacitor -1550 Mmfd. (C20) pointer 12728 Capacitor -4500 Mmfd. (C19) NMLink -Link and roller

39、 assembly complete 12897Capacitor -4700 Mmfd. (C43) with springs 4858Capacitor -.01 Mfd. (C8, C30, C31, C32) 12911Screen -Dial lampscreenandlight 12879Coil -Antenna coil and shield XABC diffuser bands (L2, L3, L4, L5, L6) 4669Screw -Set screw for flexible coupling or 12888 Coil -Antenna coil D band

40、(L13, L14 gear stock Nos. 12905 and 12906 -Pack - 12880Coil -Detector coiland shield XABC age of 10 bands (L15, L16, L17, L18, L19, L20) 12901Shaft -Direct drive shaft and pinion gear 12709Coil -Oscillatorcoiland shield ABC for planetary drive bands (L7, L8, L9) 12900Shaft -Vernier drive shaft for p

41、lanetary 12881Coil -Oscillator coil and shield X band drive only (L10) 12903Spring -Tensionspringforplanetary 12890 Coil -Oscillator coil D band (L11, L12, drive bearing -Package of 10 L23) 12907Spring -Tension spring for gear stock 12889Coil -R. F. Coil D band (L21, L22) . No. 12906 -Package of 10

42、12877Condenser -3 gang variable tuning con- denser (C9, C27, C41) 8052Spring -Tension springforlink stock No. 8051 -Package of 5 12887 Connector -8 contact male connector and cover for power cable Stk. No. 12886 REPRODUCER ASSEMBLIES 12664 Core -Adjustable core and stud for Stk. 8059Board -Reproduce

43、r terminal board No. 12654 12640Bracket -Output transformer mounting 12800 Core -Adjustable core and stud for Stk. bracket 12709 12474Cone -Reproducer cone and dustcap 12882 Core -Adjustable core and stud for Stk. (L34) No. 12881 11577Coil -Field coil, magnet and cone sup - 11324 Resistor -560 ohms

44、-Carbon type -1/4 port(L36) watt (R2) -Package of 5 5039Connector -4 contact male connector for 5112 Resistor -1,000 ohms -Carbon type -1/4 reproducer leads watt (R3) -Package of 5 9719Reproducer Complete 11298 Resistor -5,600 ohms -Carbon type -1 watt (R6) 13007Transformer -Output transformer (T3,

45、C84) 3998 Resistor -15,000 ohms -Carbon type -1/4 watt (R5) -Package of 5 MISCELLANEOUS ASSEMBLIES 11282 Resistor -56,000 ohms -Carbon type- 1/10 watt (R4, R9) -Package of 5 11996Bracket -Tuning tube mounting bracket and clamp 8064 Resistor -82,000 ohms -Carbon type -1/2 watt (R8) -Package of 5 1291

46、5Crystal -Station selector escutcheon and crystal 11397 Resistor -560,000 ohms -Carbon type- 12742Escutcheon -Tuning tube escutcheon 1/10 watt (R1, R7) -Package of 5 12699Knob -Largestation selectorknob - 12651 Shield -Coil shield for Stk. Nos. 12879 Package of 5 and 12880 12700Knob -Small (vernier)

47、 station selector. 12710 Shield -Coil shield for Stk. No. 12709 knob -Package of 5 12883 Shield -Coil shield for Stk. No. 12881. 11347Knob -Volumecontrol, Fidelitycon - 11198 Socket -7 contact 6K7 Radiotron socket trol, music -speech and power switch, 11279 Socket -7 contact 6L7 Radiotron socket and

48、 range selector knob -Package of 5 12885 Socket -8 contact 6J7 Radiotron socket. 11210Screw -Chassis mountingscrewand 12007 Spring -Retaining spring forcore Stk. washer assembly -Package of 4 Nos. 12664, 12800 and 12882 -Package 12916Shield -Magic brain shield of 10 4982Spring -Retaining spring for

49、knob stock 12878 Switch. -Range switch and mountingnut No. 12699 -Package of 10 (SI, S2, S3) 11349Spring -Retaining spring for knob stock 12654 Trap -Wave trap complete (LI) Nos. 11347, 12700 -Package of 5 PAGE 249-15 MACK GREEN RED MAGIC BRAIN USED IN MODELS 9K2, 9K10, 9T, 9U, 9U2, 10K, 10K1, 10K11, 10T, 10T11, 13K, 15K L 15U AIAl TFRM. 600 cfi nisus saorni SHIELD EAT. s SLOE 17!W Of CABLE /ELK MC/NG PAWS 7 0 5,0 as COB 120 MMF TERM. ORO. C44 SOMME. itD T. 06 06 (t,r.c L3 4700 MMF. DET. COIL X,A,B.C BUS r -YELLOW C33 560 g NW le C41 Vt.-w