RCA-Victor-Co-Inc-5Q1 电路原理图.pdf

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1、PAGE 50- OC MDEL 5Q1 FORMERLY MODEL 95FT Five -Tube, Three -Band, A -C, Superheterodyne Receiver FREQUENCY RANGES Standard Broadcast (A) Medium Wave (B) Short Wave (C) Intermediate Frequency RADIOTRON COMPLEMENT (1) RCA -6A8 First Detector -Oscillator (2) RCA -6K7 Pilot Lamps (2). No. Mazda 46, 6.3

2、POWER SUPPLY RATINGS Rating A. 105-125 volts, Rating B. 105.125 volts, Rating C. 105.125/200.250 volts, POWER OUTPUT Undistorted 2.2 watts I -F Amplifier volts, 0.25 amp. 50.60 cycles, 25.60 cycles, 50-60 cycles, 75 watts 75 watts 75 watts Maximum 4.5 watts Alignment Procedure With the gang tuning -

3、condenser plates in full -mesh posi- tion, adjust the pointer to the low -frequency (end) calibra- tion mark on the dial scale. The pointer is soldered in place on the drive cable. Electrical Sp 540- 1,720 kc 1,300- 7,000 kc 7,000-22,000 kc C2 ANT. ADJ. 6000!.0 LII SEC. ADJ. 455 KC TRANS. 7rzo.I.F L

4、13 - IITRANS SEC.ADJ. I 455 KC RCA 15T DET. 1 310 C12 3-30 10 MME IMFD. L6-1. 6AS 6A7 PHONO. TERM. 607-G 137 DET. I . F. BRO. . 2n0 DET.,A.VC., 6: OSC. REMOVE LINO I 2 3 B AUOIO 0r 0 o illl i111C(70PTERM):O CIS 110 O g IO suy 114 PO MME T- i MME L10 LII C17 7.2n 7.tn 0.1MFD. ffgECI6 O.1 MD. FOR PHON

5、O. X AI C 27 120 MMF p L12 T2n R41 2.2 MEG. 1 CI3 =0.25MFD. P3 , RS . R14 - 18,000n 5600n 10 MEG. T C A L9 396. lia T -I 9BFT 5N -Bu -0 OSC. COIL T REO 10.In 60. 54 S, 13.3.25, e 1 r REO J RII - I0,000n C20 . .01 MFD. 28 ito C MMF. _- L13 CI9 T.tn 180 CY7 MMF, C31 22,000n .005 MFD 60,0004 t $ZCT. R9

6、 VOLUME 2.2MEG. CONTROL RB 5 250,000n TOTAL DPI OP2 C22 .01 Mir/. TONE CONTROL RIB 1 MEG. MMF. RIO 270,000, C30 .025 MFD FIELD GREEN J -GREEN - BROW N 7T5n 60, 1110n 25, BROWN 000 6F6 -G OUTPUT BLACK - BROWN C23 .005 MFD. R11 _390,000, HUM HEUT. COIL LIS 1300, C24 C2S 5Y3 -G p 10 ej 16 RECT. MFD. MF

7、D BROWN -BLACK gBIDE 10 HEATERS DIAL LAMPS BLUE-+ BLACK Schematic Circuit Diagram C12 C26 ELECT BROWN - CAP C24 ELECT CAP R12 R13 2TOA 02. C26 -jI10 SPEAKER RESISTANCES TYPE 141914 0912 ELECT CAP C25 I If TRANS. CATHODE RAY OSCILLOGRAPHIVERTICALHI TO T111$ TERM. CONNECTIONS lVERTICAL0-TO CHASSIS BOT

8、TOM VIEW- REAR OF CHASSIS 2.DET,A.F., B. A. V. C. 607-G OPEN LINK FOR PHONO - 1 2 -IF ; TRANS 7 oo- oeo o o PHONO. TERM. BRD. LI41L16 T2PRIT2SEL 2.4.10.16. 920n 9.3Ts M 4.Sn 0.22. 700n D.Sn Component Part Location and K -F !firing Diagram 收音机爱 好者资料库 RadioFans.CN PAGE 52-C 59 3f t t t l I RECT. I 513

9、-G j n I A.0 -I t 11 i I I I I t F f t (-3.6Vs)I I I 1 -11 V. 0.1V, I 166V, ! _63V ELEC25 AP. z1 I I 6.3V. (tr) r I RED s.7.7, -A r EEem-r.r rQs 336v. I 1 il -26V. AC I I I T250K- 250V. - P.mary I ( ACE n en varzQe 1.- SV. Oo I II :11 A.C. t- I 240C.G.I I ILS1 *1 250V. I L- (oro II d REDYal.o.-,i L_

10、J r I I L a -J 1scLF.TRANS. 336V. IOOV. o Toe C.f., 6.3V. 1 250V. L 1 I Prmer92 BLACK- c c b .iva rs-aece,.er nearan Is+.DET. A.0 IeVVa I I L I.405C. fT LAS val. (2f T AO J. ,uc. R. TRACER - Ac,c, II p G - - 455 KC r ,Reo RED (-11 V.) OUTPUT CGj +-_ _0.5V. 6F6.G _- /J RED-aE.c. ,RED -Roc. y- TO TD B

11、ROWN F in. F: 6.3 V. C26 ELECT. CAP. 6KT a ._. ow A.C. - Rco.R,CE - _. _ RED 1CIa 7 -J , Ge 250V.- sucR-rR caws d,c - Reo, zReo .RRce-s 1rov. Jowl o.oR =141, . CATHODE CURRENTS ELECT. CAP: -.7.1 C24 C12,C26 -160V.- 1. RCA,6A8- IS. DET.& 05C. . 12.5MA. 166V. BLACK 2 RCA -6K7 -I F 7.2MA. Schematic and

12、 primary lead Connections for 110-220 volt power transformer (Stock No. 30607). Resistance 3. RCA -607-5-V. DET.,A.F,teA.V.C. . 0.21MA. / M 4. RCA -6F6 -G -OUTPUT 36.5MA. I 3 s.RCA-5Y3-G-RECTIFIER M MA. I dis (931t 2DET., A.F., 6 41V.1 L12 I PRI. v ADJ 455 RC of each primary winding, 10 ohms: High -

13、voltage secondary winding,386 ohms total. , I I 2x.I.F.TRANS. 1 &A.V:C.- 63V it) 607-G A. -on. I I 95FT I ,_.1._ _ 4_I RCA MFG. CO.INC. i t t 55-614-0 BOTTOM VIEW -REAR OF CHASSIS Radiotron Socket Voltages and Trimmer Locations * Note: Values with star (*) are operating voltages. 50, 250, and 500 vo

14、lts. (Use nearest range above the specified Values not starred are actual measured voltages. measured voltage.) Measurements made to chassis unless otherwise indicated. Measurements made with set tuned to quiet point, volume control Values should hold within approximately f 20% for 117 -volt at mini

15、mum, using 1,000 -ohm -per -volt meter, having ranges of 10, 60 -cycle supply. REPLACEMENT PARTS Insist on genuine factory -tested parts, which are readily identified and may be purchased From authorized dealers. STIOoCK DESCRIPTION STOCK DESCRIPTION 14380 14352 13218 12717 12607 12581 11350 12723 1

16、4262 12404 12406 12488 30433 30592 30303 4870 4838 14393 4839 12484 11203 30577 5212 4358 30578 30579 30573 30580 30588 12800 12008 30589 30581 30572 30584 30583 5228 30587 14636 14525 14653 13819 11298 14559 30151 14284 RECEIVER ASSEMBLIES Arm-Hum and arm for operating band indi- cator shutter-fast

17、ens on range switch shaft Belt-Station selector drive belt Board-Antenna and ground terminal board Board-Phonograph terminal board Cap-Top shield cap for first i -f transformer Cap-Top shield cap for second i -f transformer Cap-Grid contact cap Capacitor -56 mmfd. (C5) Capacitor -110 mmfd. (C14, C15

18、) Capacitor -120 mmfd. (C27, C28) Capacitor -180 mmfd. (C19) Capacitor -270 mmfd. (C21) Capacitor -470 mmfd. (C4, C9) Capacitor -1,600 mmfd. (C8) Capacitor-.0035 mfd. (Cl) Capacitor-.025 mfd. (C30) Capacitor-.005 mfd. (C23, C31) Capacitor-.01 mfd. (C20, C22) Capacitor -0.1 mfd. (C16, C17) Capacitor

19、-0.25 mfd. (C13) Capacitor -10 mfd. Capacitor Pack-Comprising two sections each 10 mfd. Capacitor -16 mfd. (C25) Clamp-Mounting clamp for capacitor pack Stock No. 30577 Coil-Antenna coil (L1, L2, L3) Coil-Oscillator coil (L4, L5, L6, L7, L8, L9) Condenser -2 -gang variable tuning condenser (C2, C3,

20、C6) Condenser -3 -gang mica trimmer-two sections each 2-10 mmfd., one section 3-30 mmfd. (C7, C10, C11) Cord-Station-selector indicator pointer cord Core-Adjustable core and stud for oscillator coil Core-Adjustable core and stud for i -f trans- former14613 Dial-Station-selector dial cale . Disc-Band

21、 indicator disc with celluloid window Drive-Vernier drive shaft and pinion gear for variable condenser Drum-Station-selector drive -cord drum with set screws Indicator-Station-selector indicator pointer and holder assembly Lamp-Dial lamp Pulley-Drive-belt pulley for condenser shaft Pulley-Drive-belt

22、 idler pulley o Resistor -22 ohms, watt (R13) Resistor -50 ohms, flexible type, watt (R20) Resistor -270 ohms, wire wound, 1.1 watt (R12) Resistor -5,800 ohms, 1 watt (R5) Resistor -10,000 ohms, * watt (R17) Resistor -18,000 ohms, 1 watt (R3) Resistor -22,000 ohms, 1/10 watt (R7) 12454 12199 13005 1

23、1452 12679 13601 14887 14343 14350 14340 12008 11198 14114 12007 30585 30588 30578 30574 14376 14308 30571 30607 30575 13677 14934 14613 14615 14935 30593 11771 14359 14269 14267 14270 4982 Resistor -33,000 ohms, watt (Rl) Resistor -270,000 . ohms, * (R10) Resistor -390,000 ohms, 1/10 watt (R11) Res

24、istor -470,000 ohms, 1/10 watt (R2) Resistor -2.2 meg., 3 watt (R4, R9) Resistor -10 meg., watt (R14) Retainer-Band indicator disc retainer Ring-Retaining ring for range switch shaft Screw-No. 8-32 x 3/16 in. square head set screw for drum Stock No. 30584, arm Stock No. 14380, and pulley Stock No. 3

25、0587 Shaft-Drive pulley and knob shaft-fastens on range switch shaft Shield-I-f transformer shield can Socket -8 -contact Radiotron socket Socket-Dial lamp socket x Spring-Retaining spring for core Stock No. 12006 Spring-Tension spring for pointer cord Spring-Tension spring for idler pulley Switch-R

26、ange switch (S1, S2) Tone Control and power switch (R18, S4). . Transformer-First i -f transformer (L10, L11, C14, C15) Transformer-Second i -f transformer (L12, L13, C19, C27, C28, R7) Transformer-Power transformer, 105-125 volts, 25-60 cycles (T1) Transformer-Power transformer, 105-125 and 200-250

27、 volts, 50-60 cycles (T1) Volume Control (R8) REPRODUCER ASSEMBLIES Cone-Reproducer cone and dust cap (for speaker marked 84091-1 or 84001-3) (L14) Cone-Reproducer cone and dust cap (for speaker marked 84091-2 or 84001-8) (L14). Reproducercomplete-(marked 84001-3 or 6 but with speaker marked 84091-1

28、 or 2) Transformer-Output transformer (for speaker marked 84091-1 or 84001-3) (T2) Transformer-Output transformer (for speaker marked 84091-2 or 84001-8) (T2) MISCELLANEOUS ASSEMBLIES Escutcheon-Station selector dial escutcheon and crystal Foot-Rubber foot for cabinet Knob-Station selector knob Knob-Tone-control, volume -control, or range - switch knob Screw-Chassis mounting screw and washer assembly Spring-Retaining spring for knob Stock No. 14869 Spring-Retaining spring for knob Stock No. 14359 收音机爱 好者资料库 RadioFans.CN