RCA-Victor-Co-Inc-Q15 电路原理图.pdf

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1、PAGE 330-C MODELS 014, 015 and 014E, 015E Chassis No. RC -566 RC -566B Five -Tube, Three -Band, AC, Superheterodyne Receiver Q14 Q14E 0-0- Q15 Q15E r00* Electrical Specifications FREQUENCY RANGES Standard Broadcast (A Band) 540-1,720 kc (555-174 m) Medium Wave (B Band) 2.3-7.0 me (130-42.9 m) Short

2、Wave (C Band) 7.0-22.0 me (42.9-13.6 m) INTERMEDIATE FREQUENCY 455 kc RCA TUBE COMPLEMENT (1) RCA 6SA7 1st Detector -Oscillator (2) RCA 6SK7 I -F Amplifier (3) RCA 6SA7 2nd Detector AVC, and A.F. Amplifier (4) RCA 6K6GT Power Output (5) RCA 5Y3G Rectifier PILOT LAMP Mazda 44 POWER SUPPLY RATINGS 105

3、-125 volts, 50-60 cycles 50 watts 105-125 volts, 25-60 cycles 50 watts 105-125, 200-250 volts, 50-60 cycles 50 watts 6K6 GT OUTPUT C24 .0025 470 b1 TO POWER TRANSF. 5Y3G RECT. TONE CONTROL +B FIELD 1800 n C28 40 L_J MFD. C26 T2 Q14E and Q15E POWER -VOLUME TUNING CONTROL NC. Em_ SPEAKER RANGE CONTROL

4、 CONTROL POWER OUTPUT Undistorted 1.4 watts Maximum 2.3 watts LOUDSPEAKERS Q14, Q15 Q14E, Q15E Speaker No RL -92A2 RL -79C1 Type 6 -in. PM 6 -in. EM Field coil resistance 1,800 ohms V.C. Impedance at 400 cycles 3.4 ohms (BLUE) (BLACK) ANTENNA GROUND PHONO LEAD LEAD JACK C11 21.5 MC. I J C12 12 1 a-o

5、sC. I I 6.I MC I J ,1 C13f 1 A-osC J 1500 KC. C5 1C4 fr L7- A 05C GOO KC Le - BOTTOM L9 -TOP A55 KC 2N0. (TaAKA, !, L 10 - BOTTOM Lf1 _TOP 455 KC POWER CORO G -ANT. C ANT PKONO. 6.1 MC. 21.5 MC. JACK J_ . 600 9.6 I I 11, POINTER I SETTING SHOWN WITH GANG AT MAX. CAPACITY DRIVE CORD 24 TURNS- PULLEY

6、ISoo i 6.1 211.5 I -) 1.114 U1.-, 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 PAGE 331-C QI11, QI5, QIuE, QISE e w Y aa U O If N I NO I- -1 i OL dln CY l N O - u ti f co o t - G. i -11-il o. rn w 0 6 O j bin I-II (f) I - .Q 1,2 r -i r O -d p .o

7、 jJ JW z 1i 0 . O V in ur o 4o3nie E? N Q (i O O u 0323 I i NF J v) al -J111 Q c+i ti1 = oa r,-) 4ff JMQ ti U dm m, L .-o 收音机爱 好者资料库 RadioFans.CN Alignment Procedure PAGE 332-C Q14, Q15, Q14E, QI5E Steps Range Switch Connect high side test os, to_ Tune test osc. to- Turn radio dial to Adjust follow

8、- rag for max. peak pe output 1 A I -F grid in series with .01 mfd. 455 kc A band quiet point at high freq. end L10, L11 (2nd I -F trans.) 2 1st det. grid in series with .01 mfd. L9, L8 t (1st I -F trans.) 3 Antenna lead in series with 200 mmf. 1,500 kc (200 m) 1,500 kc mark (5th mark) C13, C3 4 600

9、 kc (500 m) 600 kc mark (2nd mark) L7* Rock gang 5 Repeat steps 3 and 4 8 B Antenna lead in series with 300 ohms 6.1 me 6.1 me mark (5th mark) C12* (osc.) C5 (ant.) 7 C 21.5 me 21.5 me mark (6th mark) C11*, C4 * Use minimum capacity peak if two peaks can * Rock gang slightly for peak output. t Do no

10、t readjust L11 or L10 when test oscillator is applied to the 6SA7 Grid. NOTE: Oscillator tracks above signal on all bands. be obtained. Test-Oscillator.-For all alignment operations, connect the low side of the test -oscillator to the receiver chassis, and keep the output as low as possible to avoid

11、 a -v -c action. Pre -Setting Dial.-With gang condenser in full mesh, the pointer should be 1/16 inch to the left of first mark on dial backing plate. Precautionary Lead Dress RC566 and 566B.- 1. B and C band antenna trimmer leads to he dressed away from B and C band oscillator trimmer leads, 2. Exc

12、ess power transformer leads to be dressed between power trans. bell and rear apron of chassis. 3. R9 1st Audio grid lead, dressed down to chassis. 4. B Band Antenna coil lead to be wired so that it is dressed around B band section in a clockwise direction to coil lug in order to obtain proper B band

13、 tracking. 5. C band oscillator cathode lead to be dressed around coil in clockwise direction as shown in sample. 6. Dress tone control capacitor C23 up and away from A.C. switch leads. 7. Dress capacitor C25 from phono. socket to 6SQ7 socket up and away from all parts and leads. 8. Keep grid end of

14、 R2 (Pin No. 8 of 6SA7) short as possible. 9. Dress audio coupling C22 from volume control clear of A.C. wiring. 10. Red lead from A.C. switch to power switch to be dressed down against base. 11. Drive front gang mounting screw first. Precautionary Lead Dress R,C586B.- Same as RC566 plus the followi

15、ng: 1. C band oscillator cathode lead must be dressed closed to oscil- lator coil and above all parts as per sample. 2. Blue lead from band switch to oscillator coil must be dressed towards back of oscillator coil. 3. Excess red Electrolytic lead must be dressed near trans. 4. Dress cap. to phono. s

16、ocket away from 110/220 switch and leads. Dress 6.000 mint. cap (C8) close to band switch. Replacement Parts Insist on genuine factory -tested parts, which are readily IdentiRed and may be purchased From authorised dealers STOCK No. DESCRIPTION STOCK No. DESCRIPTION 35761 39195 32830 32829 12725 309

17、49 30904 12724 12694 12952 12537 31403 31405 34459 4838 33584 4858 4870 4839 32821 38292 38287 33630 38406 34682 32713 36237 38331 38332 5119 36230 13988 32686 30152 43765 12454 12412 30648 13730 32809 30992 38333 35772 35709 36932 CHASSIS ASSEMBLIES Q14, Q15-(RC566) Q14E, Q15E-(RC586B) Capacitor-El

18、ectrolytic, comprising 1 section of 20 mid., 350 volts, and 1 section of 10 mid , 350 volts (Q14 and Q15) Capacitor -2 sec., 10 mfd., 450 volts (Q14E and 015E) Capacitor-Mica trimmer, comprising 2 sections of 2-20 mmfd. each Capacitor-Mica trimmer, comprising 3 sections of 5-60 mmfd. each Capacitor

19、-56 mmfd., moulded Capacitor -56 mmfd., unmoulded Capacitor -100 mmfd. Capacitor -120 mmfd. Capacitor -220 mmfd. Capacitor -330 mmfd. Capacitor -560 mmfd Capacitor -3,300 mmfd. Capacitor -6,000 mmfd. Capacitor-.0025 mfd. (Q14E and Q15E). . Capacitor-.005 mfd., 1,000 volts Capacitor-.005 mfd., 1,200

20、volts Capacitor-.01 mfd Capacitor-.025 mfd Capacitor -0.1 mfd. Coil-Antenna coil-A, B, and C bands Coil-Oscillator coil-A, B, and C bands Condenser-Variable tuning condenser Control-Tone control Control-Volume control and power switch Cord-Drive cord (approx. 53 in. overall Igth.) Core-Adjustable co

21、re and stud for oscillator coil . Drum-Tuning condenser drive drum Indicator-Station selector indicator Plate-Dial back plate complete with pulleys- less dial Plug -3 -contact female for speaker cable (Q14E and Q15E) Pulley-Drive cord pulley Resistor -10 ohms, watt Resistor -680 ohms, 1 watt Resisto

22、r -1,000 ohms, 1 watt (Q14 and Q15) Resistor -12,000 ohms, 2 watt Resistor -33,000 ohms, watt Resistor -47,000 ohms, watt Resistor -470,000 ohms, watt Resistor -1 meg., watt Resistor -3.9 meg., watt Resistor -10 meg., watt Shaft-Tuning knob shaft Shield-Bottom end shield for power trans- former (Q14

23、 and Q15) Shield-Top end shield for power transformer (Q14 and Q15) Socket-Dial lamp socket 35787 31251 31418 38330 32827 35636 35628 35758 35757 35759 35588 32852 32911 33726 31825 38392 31567 37984 31825 32903 38392 5118 32905 38335 36103 35480 38336 35650 37256 38334 11891 14270 30900 Socket-Phon

24、o input socket Socket-Tube socket Spring-Drive cord spring Switch-Range switch Switch-Voltage change switch Transformer-First I.F. transformer Transformer-Second I.F. transformer Transformer -Power transformer - 105-125 volts, 25 cycle-less end shields (014 and Q15) . Transformer-Power transformer -

25、105-125 volts 50-60 cycle-less end shields. (Q14 and Q15) Transformer-Power transformer -110-220 volts, 50-60 cycle (Q14 and Q15) Power Transformer -105-120 volts, 25 cycle (Q14E and Q15E) Power Transformer -110-220 volts, 50-60 cycle (Q14E and 015E) Power Transformer -105-120 volts, 50-80 cycle (Q1

26、4E and Q15E) Washer-C washer for tuning shaft Q14, Q15 SPEAKER ASSEMBLIES-P. M. (RL -92A2) Cap-Dust cap Cone-Cone complete with voice coil Plug -3 -prong male plug for speaker Transformer-Output transformer Q14E AND 015E SPEAKER ASSEMBLIES (RL -79C1) Cap-Dust cap Coil-Field coil -1,800 ohms Cone-Con

27、e complete with voice coil Plug -3 prong male plug for speaker Transformer-Output transformer Note: If the stamping on speaker in instru- ment does not agree with above speaker number, order replacement parts by referring to model number of instrument, number stamped on speaker, and full description

28、 of part required. MISCELLANEOUS ASSEMBLIES Clamp-Dial clamp Decalcomania-Off-Volume decal. Decalcomania-Range switch decal. Dial-Glass dial scale Knob-Tone control knob Knob-Tuning knob Knob-Volume-control or r41lge switch knob Lamp-Dial lamp Spring-Retaining spring for knob, No. 35650 Spring-Retaining spring for knobs, No. 38334 and No. 37256 收音机爱 好者资料库 RadioFans.CN