RCA-Victor-Co-Inc-RADIOLA-67 电路原理图.pdf

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1、PAGE i 9 i-A RADIOLA67 VOLUME CONTROLDET (PWR.) TO UX-250 Ten -Tube, A -C, Superheterodyne Radio - Phonograph 15432 1 IF.IV I. F.147 DET. (TUNED) TO ANTENNA R. F. (TUNED) RADIO FREQUENCY CURRENT OSCILLATOR CURRENT INTERMEDIATE FREQUENCY CURRENT AUDIO FREQUENCY CURRENT I. F. CURRENT FOR CONTROLLING V

2、OLUME -Radiotron sequence ; ittEN IE1.17 1/ BLUE D4 WWWWA 1 -Internalconnections of receiver by-pass condensers TONE AuTOmA.LC CONTROL LAMP SWITCH RADIO VOLUME SELECTOR 1CONTROL LOCAL -DISTANT OPERATING SWITCH SWITCH RCA Radiola 67 RADIO. RECORD SWITCH ELECTRICAL SPECIFICATIONS RatingVoltage, 105 to

3、 125 volts-Frequency 50 to 60 c) cles Rating (Also Available) .Voltage, 200 to 250 volts-Frequency 50 to 60 cycles Rating (Also Available IVoltage, 105 to 125 volts-Frequency 25 to 40 cycles Power Consumption210 watts (total) Power Consumption of Phonograph Motor35 watts Power Consumption of Phonogr

4、aph Compartment Lamp15 watts Recommended Antenna Length30 to 60 feet Type of CircuitSuperheterodyne with Automatic Volume Control Types and Number of RadiotronsUY-227-7 UX-250-1 UN -281-2 Type of LoudspeakerDynamic Type of Loudspeaker FieldSeries100 -volt, 100 M.A. Type of Phonograph Pick-upFlexible

5、-Low Impedance-Needle Diameter .035 to .0;0 inches Type of Phonograph Motor D.C. RESISTANCE D.C. RESISTANCE 1911. APPROX.N500011. APPROX. 12 MFD I MFD. 2 MFD.; 1 4 UFO:,ji 4 MFD. I MFD. EXTERNAL 11 CONNECTION 2 MFD Induction Disc 1 PHON- _RAPN VOLUME CONTROL -Internalconnec-Internalconnec- of phonog

6、raph inputtions of SPU filter-Connections of volume con - trans formercondenserstrot resistors REFER TO RADIOLA 66 FOR ALIGNMENT PROCEDURE. 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 192-A 67 2 ANENNA PILO, LAMP 300011%40.00011 750 miOD 5

7、 720 mmFD 6 DUMP LEAD- NOT RRCNNECTED TO FRAME 40-0. 25 MFDPICK-UP COIL VOLUME CONTROL 42.00A TUNING,. FRAME METER PiCkUP VOLUME CONTROL PICA-UP COUPLING TRANSF 0008 MED it RADIO -RECORD SWITCH REPRODUCER 0617.-7 - Sch e untie circuit diagram of receiver assembly VOICE COM, QUIET TUNING- SWITCH Q16

8、i4 2)!1 Dto 229 8 12 7 226 5 p4 23 2 Ea CC , 2540 CYCLE RADIOLA 67 This model differs from the 50 -60 -cycle set in four details: (a)A 25-40 cycle power transformer is used.The voltages and position of the terminals are standard, however. (h)A 25-40 cycle motor is used in the phonograph. (c)A 1mfd.

9、condenser-contained in can affixed to vertical cabinet partition-is connected in parallel to the first(2 mfd.) filter condenser. (d)A 3 mfd. condenser-contained in can referred to in Paragraph (c)- is con- nected from the mid -point (arm) of the UX-250 filament potentiometer to the high side of the

10、reproducer field coil. 44000n. REsistoe Internal connectiolu of 1. F. transformers 收音机爱 好者资料库 RadioFans.CN PAGE 1.93-A 7 15 14 11 12 II 3 60fL O SAFETY scs 4 MFD 15 HENRIES 510 OHMS TO FIELD COIL OOP GOA 10 HENRIES 300 OHMS 4FD2MFD O O UX281 O 3 r - LINE VOLTAGE ADJUSTMENT SWITCH 120 RECORDLAMP LAMP

11、SWITCH 67 POWER LINE SWITCH TO 105125 V. 50.60 CYCLE A C LINE MOTOR SWITCH 11 Lower or VoltageCoils immismimm 111111 111 1111 111 1,1,1,11,1,1 Upper or Current Coils MOTOR -Schematic circuit diagram of socket power unit, phonograph motor and adjacent circuits POWER UNIT TERMINAL STRIP VOLTAGES Volum

12、e Control at Maximum Terminal Nos. Cable Connected and Tubes Lighted Volts 12 to 13 (Heater Tubes 2-5-6) 2.55 14 to 15 (Heater Tubes 1-3-4) 2S8 16 to 17 (Heater Tube 7) 2.55 9 to 3 358. 9 to 4 235. 9 to 5 174. 9 to 6 167. 9 to 7 153. 9 to 8 147. 9 to 11 134. PRIMARY SECONDARY D.C.RES1STANCE18001ETo

13、noonAPPROX. D.C. RESISTANCE 80001E TO 13,00011 APPROX. Internal connections of input transformer PLATE REACTOR D.C. RESISTANCE 510.11. APPROX. GREEN BLUE o SECONDARY OUTPUT TRANSFORMER D.C. RESISTANCE ,1.111 APPROX. GROWN -Output coupling device 收音机爱 好者资料库 RadioFans.CN COMPARTMENT LAMP AUTOMATIC SNI

14、TCH PNONO VOLUME CONTROL PHONOGRAPH MARNETIC PHONOGRAPH MOTOR PICK-UP AND PICK -VP UNIT TO ruossostmni ./P MOTOR AUTOMATIC SWITCN RALITORECORO TONE CONTROL TUNING SWITCHVARIABLE RESISTOR METER FILTER REACTOR SOCKET POWER UNIT REPRODUCER. FIELD SUPPLA COMPARTMENT LAMP RADIO VOLUME CONTROL OPERATING S

15、WITCH FILTER AND HT -PASS CONDENSERS POWER TRANSFORMER DOWSE 14*-kiikiZ- V114. TO -BLACK1111 ,P1.1.0.14111 Y. RI PROM. t t.lt UNIT SERIESTAPPEO RECEPTACLE -Complete layout of asseMblies and cable connections LOCALOISTANT SWITCH SILENT TUNING SWITCH AUDIO INPUT W -TO CONE COIL RECEIVER ASSEMBLY CAPACITOR PACK:, t . 4.4 ,._ PHONOGRAPH INPUT TRANSFORMER ETELA SAO ANT. 6NO. A C INPUT PLUG POWER CORD- Copyright 1989-2025 Nostalgia Air