RCA-Victor-Co-Inc-T9-8 电路原理图.pdf

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1、FADE19C-B MODELST9 -7andT9 -8 Nine -Tube, Three -Band, A -C, D -C, Superheterodyne Receiver MODELS T 9-7 100,0300 .,7 _C52 a a 005 MFa r 9 C15 .113 MMF .- CZ 3-30 C2. 11111 MMF 75-22 MERE C50 300-1100 C LI 4LIZ 50411.7, CI liSt000F COB IEO MMX LI3 11.6, 225-450 MMF. 1.17 125 3 6030 INFO C27 05-I90 M

2、mE RT. 56,000 2.2 MEET 510 2.2 5 C35 175 mut; R16 5000 R14 RI 33047,00 R13 2 MEG. OTAL 42 MEG SECT RI2 27,000, 2400 C36 10 MED C57* 025 OFT 700 R7 990 T2 3758 ec53= 01 MFD C54 .01 7 25A6 C38 .035 MFD 1 P F2 8 R m A L 3 - 121(0. 557 C33 00T ImFD ow5 z 25 05151E0 RECT. 2526 -4- 14 MED Rt3NOOK C34504F0

3、 FIELDR2.1 1500, 1-10000 ,-4-,-1- L22 1060 , I - C40 _._ C39 1I 16 MFD 16 N119. R22 39A rn 2DETR.F. 6K7 66166K7 I.DET.- TUNING AUDIO OSC 6E56F5 SAG 23 OUT PUT 25A6 OUTPUT RECT 25A6 254 3 PILOT 76 91054I R20 40, RIG 370, TOTAL. TUNING TUBE 6E5 SNORT FOR 150 V LINE ELECTROLYTIC CAPACITOR ANT. C011. CO

4、NNECTIONS CONNECTIONS E. C57 05ED ON SOME MODELS MODEL T9-8 -Schematic Circuit Diagram DET. COIL CONNECTIONS OK COILCONNECTIONS OPEN FOR 6,3PHONOGRAPH 8 L20 0.1 RIB MEG. .r; I SEE NOTE ADJUST TR15 VOLUME CONTROL REMOVE LINK FOR OPTIMUM VOLUME Mix RECOVER VOUJERE SET NT MAXIMUM AND FIX AU - ADJUSTMEN

5、T. USUAL VOLUMEPNONOrINPUT I JOSTMIENTS TO RE MADE 91 RECEIVERRNONO. TRANS. VOLUME IN ORDER TO UTILIZE BRO.STOCK N. 7495 , AURAL COMPENSATION. 3 RADIO V. C. PHON LOW IMPEDANCE PICK-UP TYPICAL CONNECTIONS FOR LOW IMPEDANCE PICK-UP NOTE - IF EXCESSIVE HUM IS EXPERIENCED FROM PICK-UP WHEN OPERATING REC

6、EIVER ON A.C.TRY REVERSING POWER PLUG, GROUNDING TERM. N. 1 ON PHONO-ROARD, OR BOTH 收音机爱 好者资料库 RadioFans.CN PAGE i9 3-B T9-7 A2t1I r o 2 o RECT. WPM TRAP L HRH 0-r L *-CAN NOT BE MEASURED WITH ORDINARY VOLTMETER. Radiotron Socket Voltages Measured at 230 volts, 60 -cycle supply Tuned to approximatel

7、y 900 kc. (Band A)- No signal being received- For 160 -volt, 60 -cycle supply, 30% lower; for 230 -volt d -c supply, 13% lower; for 160 -volt d -c supply, 35% lower BLACK OUTPUT TRAN3f. 0.22 BLACK wo 37Sn oc BROWN BLACK BROWN waa VOICE COIL FIELD COIL BLACK BROWN- BLACK -Loudspeaker Wiring 1400 K.C.

8、 05C. (C-20) ADJ. CENTER REAR Of CHASSIS. -404 Alignment ProcedureT 9 - 7 With tuning condenser fully meshed set point- er. to coincide with horizontal line at low frequency end of Band A scale. STEP CONNECT HIGH SIDE OF TEST OSC. TO - TUNE TEST OSC TO - TURN RADIO DIAL TO ADJUST THE FOLLOWING FOR M

9、AX. OUTPUT 1 I -F Grid in series with 0.01 led 460 Kc Quiet point near 600 Kc A Band C27C26 2ndI -F Trans. 2 1st Det.Grid in series with O.Oimfd C24C26 1st I -F Trans. 3 Antenna In series with 200 mmfd C3Wave Trap minimum Output 4 Antenna in series with 300 ohms 18000 Kc 18 Mc C Band ClGt C15AC8 Osc

10、.R -FAnt. 5 Antenna in series with 200 mmfd 1400 Kc 1400 Kc A Band C20C12C6 Osc.R -FAnt. 6600 Kc 600 Kc A Band C22L -F Osc. Rock Gang 7Repeat Step4& 5 Osc. tracks 460 lc above stgnai on A & B Bands and 480 Kc below signal on C Band. t Use maxillas capacity peak. Use minima capacity peak - ROCK GARG

11、PAGE 4.94-13. T9-7 &T9-8 Alignment Procedure T 9-7 With tuning condenser fully meshed set point- erto coincide with the530 calibration of Band A scale. STEP CONNECT HIGH SIDE OF TEST OSC. TO - TUNE TESTOSC TO - TURN RADIO DIAL TO ADJUST THE FOLLOWING FOR MAX. OUTPUT 1 I -F Grid in series with 0.01 m

12、fd 460 Kc Quiet point 600 Kc A Band C28C27 2nd I -F Trans. 2 1st Det. Grid in series with 0.0 lmfd C26C24 1st I -F Trans. 3 Antenna in series with 200 rnmfd C45Wave Trap Minimum Output 4 Antenna in series with 300 ohms 18000 Kc 18 Mc C Band 0191015A C8 Osc.R -FAnt. 5 Antenna in series with 200 mmfd

13、1400 Kc 1400 Kc A Band C20C49 C6 Osc.R -FAnt. 6 600 Kc 600 Kc A Band C22L -F Osc. Rock Gang 7300 Kc 300 Kc X Band C50.:48C55 Osc.R -FAnt. 8 180 Kc 180 Kc X Band 551L -F Osc. Rock Gang 9Repeat Step4,5 L 7 Osc. tracks 460 Kc above stgnal. on Bands A & X. Osc. tracks 460 lc below signal on Band C. t Us

14、e maximtan capacity peak. Use minimum capacity peak - ROCK GANG. Replacement PartsMODEL T9-7 Stock No. DESCRIPTION 5237 RECEIVER ASSEMBLIES Bushing-Variabletuningcondenser mounting bushing assembly-Package of 3 12066Board-Terminal board assembly and link 12068Cable-Tuning tubesocketcable and Capacit

15、or-Adjustable capacitor-(C22)11465 12077Capacitor -5 Mmfd.-(C13) 11291Capacitor -115 Mmfd.-(C17) 11623Capacitor -175 Mmfd.-(C35) 11290Capacitor -400 Mmfd.-(C5, C9, C16) 12076Capacitor -3,450 Mmfd.-(C10) 4868Capacitor-.005 Mfd.-(C37) 5148Capacitor-.07 Mfd.-(C33) 4858Capacitor-.01 Mfd.-(C1, C2) 11395C

16、apacitor-.01 Mfd.-(C32) 5196Capacitor-.035 Mfd.-(C38) 4836Capacitor-.05 Mfd.-(C30) 12078Capacitor-.05 Mfd.-(C34, C42) 12480Capacitor-.05 Mfd.-(C43) 5170Capacitor -0.25 Mfd.-(C4, C25) 4835Capacitor -0.1 Mfd.-(C21) 4841Can rotor -O.1 Mfd-(CSI) STOCK No. DESCRIPTION 12055 12056 11600 12059 11602 11385

17、12057 11394 11893 4340 12053 12058 11624 11956 12074 11296 11324 3047 3219 11400 12073 11281 12355 11397 11626 12072 11603 11390 11604 3529 11198 11196 12054 11392 5238 11976 11388 11389 12081 11391 11237 Capacitor Pack-Comprising 2 sections of 16 Mfd.-(C39, C40) Capacitor Pack-Comprising 1 section

18、of 16 Mfd. and one section of 10 Mfd.- (C36, C41) Coil-Antenna coil-(L2, L3, L4, L5, C6, R1) Coil-Detector coil-(L6, L7, L8, L9, C11, C12) Coil-Oscillator coil-(L10,L11, L12, L13, L14, L15, C20, C23) Condenser -3 -gang variable tuning con- denser-(C7, C8, C14, C15, C18, C19) Dial-Station selector di

19、al Foot-Chassis foot and bracket assem- bly-Package of 2 Indicator-Stationselectorindicator pointer Lamp-Dial lamp-Package of 5 Resistor-Line resistor-Comprising one (2R651-9opm and one 105 -ohm sections- Resistor-Comprising 2 sections of 100 ohms and one section of 490 ohms- (R17, R23, R24) Resisto

20、r -22 ohms-flexible type-com- plete with contact cap-(R25) Resistor -39 ohms-carbon type -1/2 watt -(R22)-Package of 5 Resistor -40 ohms-flexible type-(R20) Resistor -330ohms-carbontype -1/4 watt-(R14)-Package of 5 Resistor -560ohms-carbontype -1/4 watt-(R3)-Package of 5 Resistor -1,500 ohms-carbon

21、type -1/2 watt-(R21)-Package of 5 Resistor -18,000 ohms-carbon type -1/2 watt-(R6)-Package of 5 Resistor -27,000 ohms-carbon type -1/4 watt-(R12)-Package of 5 Resistor -47,000 ohms-carbon type -1 watt-(R15)-Package of 5 Resistor -100,000 ohms-carbon type - 1/10 watt-(R5)-Package of 5 Resistor -120,0

22、00 ohms-carbon type - 1/10 watt-(R16)-Package of 5 Resistor -560,000 ohms-carbon type - 1/10 watt-(R2, R4)-Package of 5 Resistor -2.2 megohms-carbon type -1/4 watt-(R9. R10)-Package of 5 Resistor -2.7 megohms-carbon type -1/4 watt-(R11)-Package of 5 Shield-Antenna or detector coil shield for Stock N

23、os. 11600 and 12059 Shield-Intermediatefrequencytrans- former shield Shield-Oscillator coil shield for Stock No. 11602 Socket-Dial lamp socket Socket -7 -contact Radiotron socket Socket -8 -contact 6A8 Radiotron socket Switch-Range switch (S1) Switch-Tone control and power switch assembly (S2, S3) T

24、erminal-Antenna terminal board with clip insulating strip and rivets Terminal-Ground terminal clip assem- bly Transformer-Firstintermediatefre- quency transformer-( L 1 6,L17, C24, C26) Transformer-Second intermediatefre- quency transformer-(L18, L19, C27, C28. C29, R7, R8) Transformer-lnterstagetra

25、nst ormer- (T1) Trap-Wave trap (LI, C3) Volume Control-(R13) Reproducer & Misc. as for T9-8. PAGE 195-B T 9-7 8 T Replacement Parts MODEL 7 9-8 9-8 Stock N DESCRIPTION List Stock DESCRIPTION List 5237 12066 12068 11256 11465 RECEIVER ASSEMBLIES Bushing -Variabletuningcondenser mounting bushing assem

26、bly -Package of 3 Board -Terminal board assembly and link Cable -Tuning tube cable and socket Capacitor -Adjustable capacitor -(C50) Capacitor -Adjustable capacitor -(C22) 11626 12072 12064 11390 Resistor -2.2 megohms-carbon type -y4 watt -(R9, R10) -Package of 5 Resistor -2.7 megohms-carbon type-%

27、watt -(R11) -Package of 5 Shield -Antenna or detector coil shield- for stock Nos. 12061 and 12062 Shield -Intermediate frequency.trans - former shield 12065 Capacitor -Adjustable capacitor -(C51)11604Shield -Oscillator coil shield for Stock 12077Capacitor -5 Mmfd.-(C13) No. 12063 11291Capacitor -115

28、 M mfd.-(C17)3529 Socket -Dial lamp socket 11623 Capacitor -175 Mmfd.-(C35, C47)11198Socket -7 -contact Radiotron socket . 11290 Capacitor -400 Mmfd.-(C9, C16)11196 Socket -8 -contact 6A8 Radiotron socket 11621 Capacitor -3,600 M mfd.-( C10)12060Switch -Range switch 1868 Capacitor -.005 Mfd.-(C46, C

29、52)11392Switch -Tone control and power switch 5148Capacitor -.007. Mfd.-(C33) assembly (S2, S3) 4858Capacitor -.01 Mfd. (C1, C2, C53, C54)5238 Terminal -Antenna terminal board with 11395Capacitor -.01 Mfd.-(C32) clip insulation strip and rivets 5196Capacitor -.035 Mfd.-(C38)11976 Terminal -Ground te

30、rminal clip assem- 4836Capacitor -.05 Mfd.-(C30)bly 12078Capacitor -.05 Mfd.-(C34, C42)11388Transformer -First intermediatefre- 12480Capacitor -.05 Mfd.-(C56) quency transformer -(L16, L17, C24, 5170 Capacitor -0.25 Mfd.-(C4, C25, C57) C26) 4835Capacitor -0.1 Mfd.-(C21)11389Transformer -Second inter

31、mediate fre- quency transformer -(L18, L19, C27, 4841Capacitor -0.1 Mfd.-(C31) C28, C29, R7, R8) 12055 Capacitor Pack -Comprising 2 sections of 16 Mfd.-(C39, C40) 12081 Transformer-Interstagetransformer - (T1) 12056 Capacitor Pack -Comprising 1 section of 11667 Trap -Wave trap -(L1, C45) 16 Mfd. and

32、 one section of 10 Mfd.- 11237 Volume Control -(R13) (C36, C41) 12061Coil -Antenna coil -(L2, L3, L4, L5, REPRODUCER ASSEMBLIES 12062 L23, C6, C55) Coil -Detector coil -(L6, L7,L8, L9, 11232 Board -Terminal board with two lead wire clips 12063 L15, C48, C49) Coil -Oscillatorcoil(L10, L11,L12, 11231

33、Bolt -Yoke and core assembly bolt and nut 12067 L13, L14, C20) Condenser -3 -gang variable tuning con- denser -(C7, C8, C14, C15, C18, C19) 8060 11257 Bracket -Output transformer mounting bracket Clamp -Cone unter suspension clamp-12131 11394 Dial -Station selector dial scale Foot -Chassis foot and

34、bracket assem- ing nut and screw assembly -Package of 5 11893 bly -Package of 2 Indicator -Stationselector indicator pointer 12079 11233 Coil -Field coil -(L22) Coil -Neutralizing coil -(L20) 4340Lamp -Dial lamp -Package of 5 11235Cone -Reproducer cone -(L21) -Pack - 12053Resistor -Line resistor -Co

35、mprising one 265 -ohm and one 105 -ohm sections- (R19) 5040 age of 5 Connector -4 -contact female connector for reproducer cable 12058 Resistor -Comprising 2 sections of 100 ohms and one section of 490 ohms - 5039 9643 Connector -4 -contact male connector for reproducer Reproducer -Complete (R17, R2

36、3, R24) 12080 Transformer -Output transformer -(T2)11956 12074 Resistor -39 ohms -carbon type-% watt -(R22)-Package of 5 Resistor -40 ohms -flexible type -(R20) 11886 Washer -Spring washer -used tohold field coil assembly -Package of 5 12075Resistor -56 ohms -flexible type, com- MISCELLANEOUS ASSEMB

37、LIES plete with contact cap -(R32) 11996 Clamp -Tuning tube mounting bracket 12071Resistor -120 ohms -carbontype -Y4 and clamp assembly watt -(R33) -Package of 5 11276 Escutcheon -Tuning tube escutcheon. 11296Resistor type-% 11376 Escutcheon -Station selector escutcheon and crystal -,330ohms -carbon

38、 watt -(R14) -Package of 5 3047 Resistor -1,500 ohms -carbon type-% 11582 Knob -Range switch knob -Package of 5 watt -(R21) -Package of 5 11610 Knob -Station selector knob assembly- 3219 Resistor -18,000 ohms -carbon type -1/2 watt -(R6) -Package of 5 Comprising 1 large and 1 small knob -Package of

39、5 12070Resistor -18,000 ohms -carbon type- 1/10 watt -(R30, R31) -Package of 5 11347 Knob -Volume control or power switch knob -Package of 5 11400 Resistor -27,000 ohms -carbon type -1/4 watt -(R12) -Package of 5 11382Resistor -1 megohm-carbontype - 1/10 watt -(R18) -Package of 5 12073 Resistor -47,

40、000 ohms -carbon type -1 watt-(R15)-Package of S 11377 Screw -Chassis mounting screw assem- bly-Package of 4 11281 Resistor -100,000 ohms -carbon type- 11381 Socket -Tuning tube socket and cover 1/10 watt -(R5) -Package of 5 11349 Spring -Retaining spring for knob Stock 12355 Resistor -120,000 ohms -carbon type- 1/10 watt -(R16) -Package of 5 Nos. 11347 and 11582 and small knob in No. 11610 -Package of 5 11397 Resistor -560,000 ohms -carbon type- 4982 Spring -Retaining spring for large knobs 1/10 watt -(R2, R4) -Package of 5 -for Stock No. 11610 -Package of 10