RCA-Victor-Co-Inc-RE-80 电路原理图.pdf

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1、收音机爱 好者资料库 RadioFans.CN PAGE 310-B MODELS R73,R75 ritetnutic Circuit C25 1. 2521.110, 45450-255 -raw 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 344-B R73, R75 -141- f,1.11.- I ri.i1. Me- T- 41 4i4 INTEPNAI. CONNECTIONS Or TONERTRANSFORMEI

2、 4/ -1u1._ 1.1 ASSEMBLY REPRODUCER C 9 -07,rM,ON- I WI 1.1 V.1 -n .-0.10.1Litn111. ,S11111112, 711-V. IN V.g lIYR Nal11: ga.E-i-ont u - C12MT- INWINAI. CONNECTIONS OF CAPACITOR PACK a 841 -Vigno INTERNAI. CONNECTIONS OF I.f. TRANSFORMER a MI .91 i -9u.lel .- 111 0 MTERNAL CONNECTIONS OF INTERNAL CON

3、NECTIONS Of INTERSTACE TROMSO, In I.F. TRANSFORMER 149 VOLUME CONTROL RADIO RECORD SWITCH E MOM RE -80 Pain INPUT TRANSFORMER RISEN TELION- Input trans. and-phono. volume control connections Alignment Procedure With tuning condenser fully meshed, set dial so that short line on dial coincides with po

4、inter. Turn silent tuning control of R-75 and RE 80 to maximum sensitivity. STEP CONFECT HIGH SIDE OF TEST OSC. TO - TUNE TEST OSC TO - TUR! RADIO DIAL TO ADJUST THE FOLLOWING FOR MAX. ()INPUT 1 I -F Grid in series with .01 mfd 175 kc Zulet Point near 500 kc S & P Of 2nd I -F Trans. - 2 1st Det.Grid

5、 in series with .01 mfd S & P of 1st I -F Trans. 3Antenna in series with 200 mmfd 1400 kc1400kc Osc.,Det. and R -F Trimmers on gang condenser 4800 kc800 kc e00 kc OscIlla- tor Trimmer (Rock Gang) 5Repeat Step 3 收音机爱 好者资料库 RadioFans.CN PAGE 312-B R73, R75 & RE80 REPLACEMENT PARTS Insist on genuine fa

6、ctory tested parts, which are readily Identified and may be purchased from authorized dealers Stock Nu. DESCRIPTION ListStock No. 2746 2747 2749 3003 3018 3076 3077 3252 3369 3149 3450 3451 3455 3456 3457 3458 3459 3460 3468 6142 6192 6279 6282 6288 6298 6300 6301 6303 6303 6323 6367 6368 6369 6370

7、7051 7062 7065 7439 7.140 7181 7484 7485 7552 7501 7510 7511 7549 7550 7551 7556 7564 7577 2947 3322 3391 3396 RECEIVER ASSEMBLIES Socket-Dial lamp socket Cap-Contact cap-Package of 5 Capacitor -2,400 mmfd. capacitor Cushion-Sponge rubber chaasis support cushions-Pack- age of 4 Resistor -500,000 ohm

8、s-Carbon type -34 watt-Pack- age of 5 Resistor -1 megohm-Carbon type-j4 watt-Package of 5 Resistor -30,000 ohms -34 watt-Carbon type-Package of 5 Resistor -100,000 ohms -34 watt-Carbon type-Pack- age of 5 Resistor -4,500 ohms-Porcelain type -20 watt Coil-Choke coil mounted on resistor board Capacito

9、r -0.2 mfd. mounted on resistor board Bracket-Dial lamp bracket and indicator-Package of 2 Capacitor -0.0I mfd Capacitor -0.05 mfd. Resistor-Porcelain type -3,665 ohms-Tapped at365 ohms Resistor -2,800 ohms-Carbon type -34 watt-Package of 5 Capacitor -80 mmfd. capacitor Capacitor -1,200 mmfd. capaci

10、tor Resistor -300 ohms-Flexible type-Package of 5 Resistor -6,000 ohms -34 watt-Carbon type-Packag of 5 Spring -3 -gang tuning capacitor drive cord tension spring -Package of 10 Resistor -15,000 ohms -3i watt-Carbon type-Package of 5 Resistor -60,000 ohms-Carbon tope -34 watt-Package of 5 Knob-Stati

11、on &elector, tone control or volume control knob-Package of 5 Cord -3 -gang variable tuning capacitor drive cord-Pack- age of 5 Socket -4 -contact Radiotron socket Reactor-Filter reactor Resistor -20,000 ohms -34 watt-Carbon type-Package of 5 Coil-R. F. coil complete with mounting bracket Shaft-Tuni

12、ng condenser drive shaft with one flat washer and two C washers-Package of 2 Transformer-First intermediate frequency transformer. Transformer-Second intermediate frequency transformer Volume control or silent tuning control-Complete with mounting nut Tone control-Complete with mounting nut Cord-Pow

13、er Cord Capacitor-Adjustable trimming capacitor-Capacity 15 to 70 mmfd Screw driver-Micarta screw driver for I. F., R. F. and oscillator condensers Drum-Dial drum with three dial mounting nuts Scale-Dial and dial scale Coil-Detector and oscillator coil complete with mounting bracket Socket-UY type R

14、adiotron socket Socket -6 -contact Radiotron socket Capacitor -3 gang variable tuning capacitor completewithmountingscrewsand washersR 73 ONLY Capacitor -3 -gang variable tuning capacitor complete with mounting screws and washers Shield-Radiotron tube shield-Maroon finish Shield-Radiotron tube shiel

15、d top-Maroon finish Transformer-Interstage audio transformer Capacitor pack-Comprising two 10.0 mfd., one 8.0 mfd , one 0.3 mfd., two 1.0 mfd., one 0.5 mfd., and three 0 1 mfd. capacitors in metal container-For 60 cycle opera- tion Transformer-Power transformer -105-125. volts -50-60 cycles Transfor

16、mer-Power transformer -105-125 volts -25-50 cycles Capacitor pack-Comprising two 10.0 mfd., two 8.0 mfd one 0.3 mfd., one 4.0 mfd., one 0.5 mfd. and three 0.1 mfd. capacitors in metal container-For 25 cycle opera tion Transformer-Power transformer -220 volts -50-60 cyclesR73 & R75 MOTOR BOARD ASSEMB

17、LIES Leather-Friction leather-Package of20. Switch-Automatic brake switch with mounting screws. Suspension spring and washer assembly for motor board- Comprising 1 bolt, 1 top spring, 1 bottom spring, 1 C washer, 2 cup washers and 1 nut -1 set Receptacle-Needle receptacle with mounting screws 3430 1

18、0174 10184 10635 3385 3386 3387 3388 3389 3390 3417 3418 3419 3485 3516 3521 6335 6346 7579 3261 3338 3340 3341 3342 3343 3344 3346 3347 3399 8948 3398 8939 8940 891l 8912 8943 8944 8945 8946 8917 3237 6184 6371 8920 8969 9421 3437 3437 63.85 6386 7572 6113 7523 DESCRIPTION Liat Box-Needle box with

19、lid-Package of 2 Springs-Automatic brake springs-One set of 4 springs- Package of 2 sets Plate-Automatic brake latch trip plate with mounting screws-Package of 5 Switch-Scratch filter switch-Toggle type PICKUP, PICKUP ARM ASSEMBLIES Coil-Pickup coil Cover-Pickup cover Screw assembly-Pickup mounting

20、screw assembly com- priing one screw, one nut and one washer-Package of 10 sets ScrewPickup needle holding screw-Package of 10 Rod-Automatic brake trip rod with lock nut-Package of 5 Escutcheon-Pickup arm escutcheon complete with mount- ing rivets Armature-Pickup armature Cushions-Pickuprubbercushio

21、ns-Comprisingone damper and two spacer cushions and one damper bush- ing-Package of 5 sets Screw-Pickup cover mounting screw-Package of10. Tool-Pickup spacing tool Damper and bushing assembly-Located in bottom of pickup arm base Cover-Magnetic pickup back cover Pickup-Pickup unit complete Back-Picku

22、p housing back Arm-Pickup arm complete lees escutcheon, pickup, pickup mounting screw, nut and washer TURNTABLE ASSEMBLIES Bushing-Rubber bushing used on turntable spindle for long-playing Records-Package of 5 Ring-Clamp ring assembly-Comprising spring,latch lever and stud Washer-Thrust washer-Packa

23、ge of 2 Pin-Groove-Pin-Package of 2 Spring-Latch spring-Located on clamping ring-Pack- age of 2 Sleeve-Sleeve complete with ball race Cover-Grease retainer cover-Package of 2 Bushing-Speed shifter lever bushing-Package of 4 Spring-Speed shifter lever spring-Package of 2 Lever-Speed shifter lever wit

24、h mounting screws Turntable-Complete MOTOR ASSEMBLIES Motor mounting washer assembly-Comprising 2 cup washers, 4 springs and 1 C washer Motor-Motor complete 105-125 volts -60 cycle Motor-Motor complete 105-125 volts -50 cycle Motor-Motor complete 105-125 volts -25 cycle Rotor and shaft for 105-125 v

25、olts, 60 cycle motor Rotor and shaft for 105-125 volts, 50 cycle motor Rotor and shaft for 105-125 volts, 25 cycle motor Spindle-Turntable spindle with fibre gear for 60 cycle motor Spindle-Turntable spindle with fibre gear for 50 cycle motor Spindle-Turntable spindle with fibre gear for 25 cycle mo

26、tor REPRODUCER ASSEMBLIES Screw assembly-Comprising 4 *crews, 8 nuts, 4 washers. and 4 eyelets -1 set Board-Terminal board complete with 3 terminals-Pack- age of 5 Transformer-Output transformer Ring-Cone retaining ring Cone-Reproducer cone complete with voice coil-Pack- age of 5 Coil assembly-Compr

27、ising field coil, magnet and cone support MISCELLANEOUS PARTS Knob-Selector switch and volume control knob Knob-Noise suppressor rheostat knob Volume control-Phonograph volume control and *elector switch Cable -3 conductor shielded cable-From phonograph to volume control and input transformer pack Transformer pack-Comprising input transformer, reactor, capacitors and resistor in metal container Foot-Cabinet felt foot-Package of 15. Escutcheon-Station selector escutcheon.