RCA-Victor-Co-Inc-HF-1 电路原理图.pdf

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3、-IF-P Q 4 v O N OJ m M N tV LL uNf r e of 000, -039 C C C Im 收音机爱 好者资料库 RadioFans.CN PAGE 7-C HF- I 5.1V. r-36251 AZ.- - O Q Q 1 O 360V. A.C. 5T4 CATHODE CURRENTS Ei6v -)- 1r. -D2Vi3 V Ac._ e O e rise- 6A8 240V- 1 DET., 05G. 93v NOTBE MEASURED T I. F TRANS. ADJ. 455K.C. ADJ. 455 K.C. O O -Pik (1) 6A

4、8 _ 12.2 M.A. (2) 6K7.-.-.-._.5.6 MA (3) 6R7 . .-.-_.0.43M.A. 41 6J5._0.95M,A. (3) 6J5 . .0.95M.A. _ V 16) 6F6 . ._286 M. A. A -C. ET) 6F6. ._. 25.6 M.A. 011 574. ._.W7.OM.A. CAN l _-PRI. O RECTIFIER 20 I.F TRANS. * Note: Values with star (6) are operating voltages. 62 c.c. Values not starred are ac

5、tual measured voltages- e p e %,_F23vo) Measurements made to chassis unless otherwise indicated and with rise: -p fRF -/O t? -: Magic Eye in socket. Measurements made with all push buttons out, volume control oav-7 (-3Eve) G( turned to minimum, using 1,000 -ohm -per -volt meter, having ranges SOCKET

6、 FOR f -Je 93V- -240V of 10, 50, 250, and 500 volts. (Use range above the specified TUNING TUIIE t , -9351 3. I.F TRANS. measured voltage.) - AUS ORA a.aV_ e Values should hold within approximately * 20% for 117volt, A.C. m =3sv. X12 O_Dp 60 -cycle supply. O P455 a, 6F6 6F6 6J5 111 1:111OUTPUT 242v-

7、. i-_- OUTPUT PHASE INVERTER GiDV) eDv.) (63v1- (-2151.) a d DRIVER -sae-63.7.-s551 -0.6V. 3 /. G 615 - - O O -1 f4) 17 , r=*JV V -357v Q DRIVER (D O IJ 4 6.3e- O r 3 - 357v-. V O + I r I , W zs551 L390YJ -0151 GI Ct -6 lV 6551- Cl (3 Q 6.c. A4 O- C)O ee 6R7 C)W C.G. ,-24051 E32v9 t crib F21 51.1 ,-

8、075(- DV-% 2ND PET, (-S ) -0.6V. 4e:A-i. A.F. IA.V.C. BOTTOM VIEW- REAR OF CHASSIS Radiotron Socket Voltages. Replacement Parts Wilt on genuine factory -tested parts, which are readily identified and may be purchased From authorized dealers. STOocK DESCRIPTION ST No. K DESCRIPTION ASSEMBLIES 13730 1

9、2013 Resistor -1 meg., watt (R18) Resistor -1 meg., 1/10 watt (R7) 13218 Board -Antenna and ground terminal board. 31056 Resistor -1.2 meg., 110 watt (R9) 30314 Cap -Grid contact cap 12679 Resistor -2.2 meg., watt (R17) 12561 Cap -Shield cap for first or third I.F. trans- 13601 Resistor -10 meg., I

10、watt (R24) formers 12007 Spring -Retaining spring for core Stock Nos. 12607 Cap -Shield cap for second I.F. transformers 12006 and 30846 30750 Capacitor -Adjustable dual trimmer 30-180 12110 Shield-Radiotron shield cap Mmfd. (C41, C42, C49, C50) 14278 Socket -Phonograph socket 31066 Capacitor -Adjus

11、table dual trimmer 30-180 14171 Socket -Pilot lamp socket Mmfd. and 65-280 Mmfd. (C39, C40, C47, 4786 Socket -Adjustment eye socket C48) 11196 Socket-Radiotron socket (8 -contact) 30764 Capacitor -Adjustable dual trimmer 65-280 11061 Switch -Selectivity and tone control switch (S1, Mmfd. (C37, C38,

12、C45, C46) S2) 30765 Capacitor -Adjustable dual trimmer 120-470 31070 Switch -Station selector and on -off switch -less Mmfd. (C35, C36, C43, C44) push buttons (S3, S4, S5, S6, S7, S8, S9, 30769 ,Capacitor -105 Mmfd. (C26) SlO, S11, S12, S13, S14, S15, S16, S17, 30904 Capacitor -105 Mmfd. (C11) S18,

13、S19, S20, S21, S22, S23, S24, S25, 12404 Capacitor -120 Mmfd. (C4, C5, C6, C8, C9, C10) 31063 S26, S27) - Transformer -First I.F. transformer (L4, LE, 13003 Capacitor -180 Mmfd. (C3) L6, L7, C5, C4) 12952 Capacitor -330 Mmfd. (C16) 31064 Transformer -Second I.F. transformer (L8, L9, 5107 Capacitor -

14、.0025 Mfd. (C17, C20) L10, L11, C6, C8) 4838 Capacitor -.005 Mfd. (C13) 31065 Transformer -Third I.F. transformer (L12, 14393 Capacitor -.01 Mfd. (C12, C14, C15, C22) L13, C9, C10, C11, R3, R4) 11315 Capacitor -.015 Mfd. (C7) 31062 Transformer -Output transformer (T2) 4886 Capacitor -.05 Mfd. (C1) 1

15、1211 Transformer -Power transformer 105-120 volts, 4839 Capacitor -0.1 Mfd. (C2, C21, C27, C30) 50-60 cycle (T1) 12484 Capacitor -0.25 Mfd. (C18, C19, C28, C29). 11212 Transformer -Power transformer 105-120 volts, 30105 Capacitor -16 Mfd. (C25) 25-60 cycle (T1) 5212 Capacitor -16 Mfd. (C24) 31060 Vo

16、lume Control (R8) 14531 Capacitor -25 Mfd. (C23) 31068 Coil -Link coil (L3) REPRODUCER .ASSEMBLIES 31069 Coil -Antenna coil (L1, L2) (Speaker RL70E-4) 30749 Coil -Oscillator coil (L15, L16) 13866 Cap -Dust cap for cone center 30748 Coil -Oscillator coil (L17, L18, L19) 11234 Coil -Field coil (L25) 3

17、0747 Coil -Oscillator coil (L20, L21, L22) 11469 Coil -Neutralizing coil (L26) 31067 Coil -Oscillator coil (L23, L24) 12667 Cone -Reproducer cone, voice coil, center sus - 5040 Connector -4 -contact female speaker connector pension, and dust cap (L14) 30846 Core -Adjustable core and stud for oscilla

18、tor 5039 Plug -4 -contact male plug for reproducer coils 31072 Reproducer complete 12006 Core -Adjustable core and stud for I.F. trans- formers 14357 Washer -Spring washer to hold field coil securely 5226 Lamp -Pilot lamp MISCELLANEOUS ASSEMBLIES 30865 Resistor -Voltage divider comprising one 1,500

19、ohm, one 2,100 ohm, one 2,900 ohm, two 31074 Button -Push button for on -off switch 15 ohm, and one 165 ohm sections (R19, 30981 Button -Push button for station selector switch R20, R21, R22, R23) 13103 Cap -Pilot lamp cap 14284 12266 Resistor -22,000 ohms, 1/10 watt (R3) Resistor -39,000 ohms, watt

20、 (R5) 31095 Discs -10 celluloid protector discs for call -letter markers 12286 Resistor -56,000 ohms, watt (R25) 31073 Escutcheon -Push button escutcheon 12719 Resistor -82,000 ohms, 1/10 watt (RIO) 14269 Khob-Volume control or selectivity and tone 14560 Resistor -100,000 ohms, watt (Rl, R2, R13, R1

21、5, R26) 31028 switch knob Marker -Station call letter markers for push 13698 Resistor -180,000 ohms, watt (R6) buttons 11398 Resistor -2,20,000 ohms, 1/10 watt (R4) 31048 Plug -2 -contact male plug for phono jack 12199 Resistor -270,000 ohms, watt (R11, R12, R14, R16) 14270 Spring -Retaining spring for knob Stock No 44289 32582 Hinge -Cabinet lid hinge 31434 Switch -On -off power switch (S3) 收音机爱 好者资料库 RadioFans.CN 收音机爱 好者资料库 RadioFans.CN