RCA-Victor-Co-Inc-5Q66 电路原理图.pdf

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1、PAGE 79-C MODEL 5066 Chassis No. RC -477C Five -Tube, Three -Band, AC -DC, Superheterodyne Receiver REFER TO MODEL 5Q6 FOR VIEW OF CABINET AND ALIGNMENT PROCEDURE. FREQUENCY RANGES Standard Broadcast (A Band). 540.1,720 kc (555-174 m) Medium Wave (B Band) 2.3-7.0 mc (130.42.8 m) Short Wave (C Band)

2、. 7.0.22 mc (42.8-13.6 m) INTERMEDIATE FREQUENCY 455 kc TUBE COMPLEMENT (1) RCA-12SA7 Detector -Oscillator (2) RCA -125K7 I -F Amplifier (3) RCA-12SQ7. 2nd Detector, A.V.C., and A -F Amplifier (4) RCA-50L6GT Power Output (5) RCA-35Z5GT Rectifier Ballast Tube RCA Stock No. 35748 PILOT LAMP POWER OUTP

3、UT RATING (210-250 Volt Operation) Undistorted 3.0 watts Maximum 4.5 watts LOUDSPEAKER (84905-501) Type - V. C. Impedance Electrical Mazda No. 47, 6.3 volts, 0.15 amp. 5 -inch 4 ohms at 400 cycles Specifications POWER SUPPLY RATINGS 105.125 volts 30 watts 160-180 volts 45 watts 210.250 volts 60 watt

4、s I57 PEI b 05C. C 2 -ANT 1500 KC. 12SA1 LII(TOP) L io (BorroM) 455 2no. t TRANS. LIS (TOP) L9 (BOTTOM) G26 -ANT. 20 MC. C27 - ANT. 600 KC. 0.1 MC. 2. 12SK1 2ND. DET. A.F Y. A.V.C. 12SQ1 C 23 C 24 C 35 5L6 GT OUTPUT J BALLAST 210-250 V. M- 9146 2 -1 RECT. 160-200 V. 105-125 V. 9-L7- OSC. INTERLOCK -

5、.CO O) 5Q66(RC477C) Above-Top Viczo Replacement Parts Insist on genuine factory -tested parts, which are readily identified and may be purchased from authorized dealers. STOCK o.DESCRIPTION STOCK DESCRIPTION CHASSIS ASSEMBLIES 12264 Resistor -220,000 ohms, watt (RC -477C) 13730 Resistor -1 meg., wat

6、t 35748 Ballast-Ballast tube resistor . 11668 13601 Resistor -5.6 meg., I watt Resistor -10 meg., k watt 32832 Bracket-Drive bracket, pulleys, and tuning knob shaft . 32848 Screw -8-32 square -head screw for drum, Stock No. 32835 32830 Capacitor-Trimmer comprising 2 sections of 2-20 mmfd. each 35634

7、 Socket-Ballast tube resistor socket (Remove terminals not required) 32829 Capacitor-Trimmer comprising 3 sections of 31365 Socket-Dial lamp socket 5-60 mmfd. each 31251 Socket-Tube socket 30949 Capacitor -56 mmfd. 31418 Spring-Drive cord spring 12723 Capacitor -56 mmfd. 32819 Switch-Range switch 34

8、699 Capacitor -100 mmfd. 35636 Transformer-First I -F transformer 12720 Capacitor -100 mmfd. 35628 Transformer-Second I -F transformer 12694 Capacitor -220 mmfd. 35748 Tube-Ballast tube resistor 12537 Capacitor -560 mmfd. 31403 Capacitor -3,300 timid. SPEAKER ASSEMBLIES 31405 Capacitor -6,000 mtnfd.

9、 (84905-501) 5107 Capacitor-.0025 mfd. 4838 Capacitor-.005 mfd. 35835 Cone-Cone complete with voice coil 4858 Capacitor-.01 mfd. 5118 Plug -3 -prong male plug for speaker 14393 Capacitor-.01 mfd. 35834 Transformer-Output transformer 4870 Capacitor -.025 mfd 4886 Capacitor-.05 mfd. MISCELLANEOUS ASSE

10、MBLIES 14626 Capacitor-.07 mfd. 4839 Capacitor -0.1 mfd 35749 Back-Cabinet back-less power cord 35747 Capacitor-Electrolytic comprising 1 section of 32836 Cord-Power cord complete with plugs 80 mfd., 1 of 40 mfd. and 1 of 20 mid 32837 Dial-Glass dial scale 32821 Coil-Antenna coil 34221 Frame-Dial fr

11、ame complete-leas pointer and 32824 Coil-Oscillator coil. carriage, pointer guide rods, and dial scale. 32817 Condenser-Variable tuning condenser 32847 Indicator-Station selector indicator and carriage 34146 Control-Tone control 32844 Knob-Black range switch knob for Model 5Q66 34851 Control-Volume

12、control and power switch -Brown 32634 Cord-Drive cord . 33085 Knob-Black tuning or tone control knob for 32713 Core-Adjusting core and stud for oscillator coil Model 5Q66-Black 32835 Drum-Tuning condenser drive drum 32842 Knob-Black volume control knob for Model 31480 Lamp-Dial lamp 5Q66-Brown 5119

13、Plug -3 -contact female plug for speaker cable. 32840 Knob-Brown tuning or tone control knob for 32834 Pulley-Pointer cord pulley and bracket Model 5Q66-Brown - 35748 Resistor-Ballast tube resistor 33090 Knob-Ivory range smirch knob for Model 5Q66 13988 Resistor -10 ohms, j watt -Black . 35711 Resis

14、tor -100 ohms, 4 watts 33089 Knob-Ivory volume control knob for Model 30880 Resistor -150 ohms j watt 5Q66-Black 30546 Resistor -470 ohms, watt 4393 Screw-No. 8-32 headless set screw for knobs, 14499 Resistor -1,500 ohms, watt Stock Nos. 32844, 32842, 33089, and 33090 30146 Resistor -4,700 ohms, wat

15、t 34491 Shaft-Pointer carriage guide shaft 12454 Resistor -33,000 ohms, j watt 14270 Spring-Retaining spring for knobs, Stock Nos. 12412 Resistor -47,000 ohms, j watt 32840 and 33085 , fflMIL 收音机爱 好者资料库 RadioFans.CN f 9 a 2 G. p p m o 0 4 r m rr s CO OM 0 0 r r O N l tomra m O N eO 1Y) m(011 收音机爱 好者资料库 RadioFans.CN 收音机爱 好者资料库 RadioFans.CN