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1、PAGE 45-8 MODELS 5X, 5X3, 5X4 5XA, 5XA3, and 5XA4 Five -Tube, Two -Band, AC -DC,Receivers MODELS 5X 1,700 kc. (osc. and ant.) Short Wave (B) None required 460kc. (3) RCA -75Second Detector, A -F, and A.V.C. (4) RCA -43.Power Output (5) RCA -25Z5 Rectifier Power Supply Rating (105.125 volts) 50.60 cy
2、cles -60 watts, D -C-50 watts POWER OUTPUTLOUDSPEAKER Undistorted0 4 watts AC, 0 3 watts DCType. Electrodynamic Maximum.0 9 watts AC, 0 8 watts DC Impedance(v.c.) M80864-1 4.5 ohms / )M80864.2,3.0 ohms at 400 cycles Pilot Lamps (2) Mazda No. 40, 6.3 volts, 0.15 amperes RCA Victor Models 5XA, 5XA3, a
3、nd 5XA4 are similar to RCA Victor Models 5X, 5X3, and5X4respec- tively. Technical Information and Service Data for Models 5X, 5X3, and 5X4 is directly applicable except as contained herein. INTERLOCK POWER SUPPLE IRTEMOCR TARSI RESISTTRICKORS USED IN MUOSINTEREOCK SWITCHES ONLT ES ZRAENT,AUDIOL AYC
4、Schematic Circuit Diagram Models 5X, 5X3, and 5X4 T OUTPUT SPEAKER CONNECTIONS until IN LINE CORDTOM MIMS UM WINK EAMES tumour INTRIIIKK IffinwHES ow POWER SURREY R. HEATER CONNECTIONS RR MOORS WITHOUT INTERLOCK WOES RCA VICTOR DIVISION OF RADIO CORPORATION OF AMERICA, CAMDEN N. J., U. S. A. 收音机爱 好者
5、资料库 RadioFans.CN PAGE 46-B 5X, 5X3, 5X4, 5XA,5XA3 Cr1SHOR7 I wAve.- BOTTOM FRONT OFCHASSIS. 1 POSITION ONLY 41tt 95V. I9v. (5v.Ifl : 35 1 L 107 V.!r-1ov. is v.0 IA.C. 0Si T- L_ s -, O -129V.-A.C. i o c.,ov.) 2 DET.1.-43ilv OUTPUT ,A.F. AMP;CA I 43 Ia,A.V.C. 11 1751 0 v.1 15.2V.1v.: I I1 I I _er 10 ,
6、 7V. , -7 Li, 29.F. TRANIF. 1t 2.6Vv6 V-ACI IL 0coJI :Dia ID I ! F.0 . DIAL LAMP I.F. AMPL. 78_R,14:1 lA 5Cvf.LV6OBLYU-AMC.-E ! lkE CONTROL L_POWER SW. LII 460 KC. OV.-A.0 1 TOP OF RES. Radiotron Socket Voltages and Trimmer Locations Measured at 115 volts, 60 -cycle supply-For 115 -volt d -c supply
7、approximately 10% lower Tuned to approximately 1,000 kc. (Standard broadcast range)-No signal being received- Volume control setting optional VOLF TRANS, CONNECTIONS Alignment Procedure DIAL CALIBRATION: With tuning condenser fully meshed set point- er to bottom horizontal line at low frequency end
8、of BC scale. Do not connect external ground to chassis. STEP CONNECT HIGH SHE 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 mid kc - Quiet point 800rkc 00 Band L12L11 2nd I -F Trans. 2 1st De t. Grid In series with 0.01 mid
9、 L10 1st L9 I -F Trans. 3 Antenna in series with 80 mmfd L 1(Wave Trap) Minimum Output 41700 kc 1700 kc BC Band C11C5 Osc.Ant. 5600 kc 800 kc BC Band C8(L -F Osc.) Rock Gang 6Repeat Step il OSC. COIL CONNECTIONS Le 1000001 VV. REACTOR bw CAMOTOR FAD KtOlO1 OOK ONOict:1174lR OCCo COXILMOS MOON 010 fl
10、OOMC WOO OenNU No el . Immo oltRieet woe ANT CO, connavnoms MOM. Off1MTVISO TM CiliooncnONNINO Imm wrong Fun. DIAL INDICATOR PULLEY -sr- CONDENSER SHAFT PULLEY TUNING DRIVE SHAFT 4 ,STAAT OaTURNS 7/FINISH CO, ON( AMINA AMTCIWATEAM. 4 5 Tuning Drive Cord Mechanism Rear view of drive assembly showing
11、threading of drive cord with variable condenser plates in full mesh. To per- form this operation, unsolder the four leads (connected between antenna coil and range selector switch) from the range selector switch, unsolder antenna lead-in wire from wave -trapterminal, unsolder lead from rear section
12、of gang tuning condenser, and remove the four screws which secure the tuning drive frame to the chassis proper. This frame with gang tuning condenser still attached may now be easily removed for the threading operation. 收音机爱 好者资料库 RadioFans.CN PAGE 47-B 5X, 5X3, 5X4, 5XA, 5XA3 and (2)a few component
13、 part changes as listed below.All Specifications and Service Data for Model 51 are directly applicable to these instruments except, under Align- ment procedure, omit the wave -trap adjustment. Stock No. Description 11414Capacitor -0.1 Mfd. (C19) 13837Capacitor pack -Comprising one 10Mfd. Mfd. sectio
14、ns (C23, C24, C26) 12695Resistor -15,000 ohms, insulated, 1/4 12679Resistor -2.2 megohms, insulated, 1/4 R7) 13836Switch -Range switch (S2, S3, S4, S5) 13838Trap -Wave trap (L1, C1) 13149Coil -Reproducer field coil (L13, L15) and two 16 watt (R2) watt (R3, Stock Nos. 12537, 4835, 12398, 12410, 12411
15、, 12399, 3404, 12402, 12395, 12497, 12499, 12731, 12498, 9684, 12500, 13150, 13071, 12936, and 12937 are not used in Model 5X with fixed wave -trap. Ie ea .C9 !, 11 11.11.1. eeeti W=M paw V.MIAMOL WC Output zno. rote3 - un na MISNLIKA POWT1 WM, WV.= (0110.1,1 RI IS. fi.Tr 21.,Ms I a 16.0M 310. 43T-7
16、0544 Schematic Circuit Diagram Models 5XA, 5XA3, and 5XA4 The following parts listed for Models 5X, 5X3, and 5X4 are not required: Stock Nos. 13128, 12409, 13845 and 12403. The parts listed below are required in addition to the remaining parts for Models 5X, 5X3, and 5X4. STOCK No. DESCRIPTION 12629
17、Capacitor -56 Mmfd. (C14) 12724Capacitor -120 Mmfd. (C28) 13052Capacitor -470 Mmfd. (C27) 12484Capacitor -0.25 Mfd. (C29) 13199 Lead -Antenna lead, approximately 20 feet long 11172 Resistor -470,000 ohms -carbon type, 1/4 watt (R16) -Package of5. 12801 Transformer -First intermediate frequency trans
18、former, complete with shield (L9, L10,C13,C14) 收音机爱 好者资料库 RadioFans.CN PAGE 48-B 5X, 5X3, 5X4, 5XA, 5XA3 & 5X A4 REPLACEMENT PARTS Insist on genuine Factory tested parts, which are readily identified and may be purchased From authorized dealers. STOCK No. DESCRIPTION STOCK No. DESCRIPTION 11409Band-
19、Tube shield rubber band-Package 12408 Shield-Second I.F. transformer shield. of 5 .12396 Shield -75 or 78 Radiotron shield 12118Cap-Grid contact cap-Package of 5. 3404Spring-P owe rswitch spring-Package 11465Capacitor-Adjustable capacitor (C8). of10. 12535Capacitor-I3 Mmfd. (C6) 12007Spring-Retainin
20、g s p r i n gforcore 12405Capacitor -47 Mmfd. (C15) Stock No. 12006-Package of 10 12404Capacitor -120 Mmfd. (C13, C14). 12402 Switch-Interlocking switch and cover 12406Capacitor -180 Mmfd. (C16) 12395 Switch-Range switch (S2, S3, S4, S5). 12537Capacitor -560 Mmfd. (C1) 12403 Transformer-First interm
21、ediate frequency 12536Capacitor -820 Mmfd. (C18) transformer, complete with shield(L9, 12534Capacitor -1,170 Mmfd. (C9) LIO, C13, C14) 5107Capacitor-.0025 Mfd. (C2) 12407 Transformer-Sec o n d intermediate ire - 4868Capacitor-.005 Mfd. (C7) quency transformer, complete with shield 4858Capacitor-.01
22、Mfd. (C17, C20, C21) (L11, L12, C15, C16) 4836Capacitor-.05 Mfd. (C4) 12497Trap-Wave trap (L1). 4886Capacitor-.05 Mfd. (C12) 12394Volume Control - Volume control a n d 4839Capacitor-.1 Mfd. (C22) power switch (R6, Si) 4835Capacitor-.1 Mfd. (C19) REPRODUCER ASSEMBLIES 4840 12398 Capacitor-.25 Mfd. (C
23、25) Capacitor Pack-Comprising two 16 Mfd. (M80864-1) and one 10 Mfd. section(C23, C24, 12499 Coil-Reproducer field coil (L15) C26) 12731 Coil-Reproducer neutralizing coil (L13). 4358 Clamp-Mounting c 1 a m pfor capacitor 12498 Cone-Reproducer cone, complete (L14). Stock No. 12398 9684 Reproducer-Spe
24、aker, complete 12495Coil-Antenna coil (L2, L3, L4, L5). 12500 Transformer-Output transformer (T1) 12496Coil-Oscillator coil (L6, L7, L8) REPRODUCER ASSEMBLIES 13128Cord-Power cord(130 ohm resistor (M80864.2) R14) (Models without interlock switch only) 13149Coil-Reproducer field coil (L13, L15). 1200
25、6Core-Adjustable core for Stock Nos. 13148Cone-Reproducer cone, complete (L14). 12403, 12407 and 12497 9750Reproducer-Speaker, complete. 4340 Lamp-Dial lamp-Package of 5 13151 Transformer-Output transformer (T1) 12409Lead - Antenna lead,approximately 20 feet longDRIVE ASSEMBLIES 12397Reactor-Filter
26、reactor (L16) 12401Condenser -2 -gang variable tuning con - 12453Resistor -27 ohm - insulated, 1/4wattdenser (C3, C5, CIO, C11) ( R11 )-Package of 512420 Cord-Variabletuningcondenserdrive 12415Resistor -39 ohm - insulated, 1/4wattcord-Package of 5 (R12)-Package of 512608 Dial-Dial scale-Used on Mode
27、ls 5X and 12414Resistor -560 ohm - insulated, 1/4watt5X3 only. (R13)-Package of 5*13071 Dial-Dial scale - Used on Model 5X4 12265Resistor -6,800 ohm-insulated, 1/4wattonly (R4)-Package of 512419 Indicator-Stations e 1 e c t o rindicator 12410 Resistor -15,000 ohm-insulated, 1/4 wattpointer. (R2)-Pac
28、kage of 512416 Pulley-Indicator pointer drive pulley and 12412 Resistor -47,000 ohm-insulated, 1/4 wattshaft (R5)-Package of 512417 Pulley-Variable tuning condenser shaft 12286 Resistor -56,000 ohm-insulated, 1/4 wattpulley, with set screws (R1)-Package of 5.12418Screw -8.32x3/16 in. milled head, cu
29、pped 12263 Resistor -100,000 ohm-insulated, 1/4 watt (R8)-Package of 5 point set screw for condenser drive pul- ley Stock No. 12417-Package of 10. 12285 Resistor -470,000 ohm-insulated, 1/4 watt12422Shaft-Variabletuningcondenserdrive (R9) -Package of 5 (knob) shaft. 12413 Resistor -680,000 ohm-insul
30、ated, 1/4 watt (R10)-Package of 5 12421Spring-Variable tuning condenser drive cord tension spring-Package of 10. 12411 Resistor -2.2 megohm-insulated, 1/4 watt MISCELLANEOUS ASSEMBLIES (R3, R7)-Package of 5 12548Crystal-Station selector crystal and bezel 12399 Resistor-Comprising one 130 ohm and -Us
31、ed on Models 5X and 5X3 only. one 42 ohm sect i o n s(R14, R15) 12936Crystal-Station selector crystal and bezel (Models with interlock switch only) -Used on Model 5X4 only 12845Resistor -40 ohm-wire wound (R15) (Models without interlock switch only). 12673Knob-Station selector, volume control or ran
32、ge switch knob - Package of5 - 4786Socket -6 -contact78, 75,43or 25Z5 Used on Models 5X and 5X3 only Radiotron socket 12937Knob-Station selector, volume control or 4787Socket -7 -contact 6A7 Radiotron socket. range switch knob - Package of5 - 12_400Socket-Dial lamp socket Used on Model 5X4 only 12008Shield-First I.F. transformer shield 4119Screw-Set screw for knob Stock No. 12607Shield-First I.F. transformer shield top. 12673 and 12937-Package of 20
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