RCA-Victor-Co-Inc-M-105 电路原理图.pdf

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1、PAGE 420-a MODELM 105 Four -Tube, Superheterodyne Automobile Receiver Type and Number of Radiotrons Used1 RCA -41, 1 RCA -78, 1 RCA -6A7, 1 RCA-6B7-Total, 4 Total Battery Current (With 6.3 volts between chassis and A (hot) terminal) 5.35 Amperes Undistorted Output1 35 Watts Loudspeaker Field Current

2、1.35 Amperes Filtered D. C. Voltage from Rectifier227 Volts Total Plate Current47.5 M. A. CIIECK POLARITY OF AUTOMOBILE STORAGE BATTERY SUPPLY. If the positive terminal is grounded, no change in the electrical connections of the receiver unit will be required.However, if the opposite is true, the co

3、ver of the receiver case must be removed and the red and green leads (attached by spade -type con- nectors to the two terminals nearest the bottom of the chassis terminal board) must be reversed. FILTER PACK ,PACE 4:1/ T.L POWER TRANSF. 44 0 A j ri ;SPEAKER 11.-rrSOO t42 L.,. Alignment Procedure STE

4、P CONNECT HIGH SIDE OF TEST OSC. TO - TUNE TESTOSC TO - TURN RADIO DIAL TO ADJUST THE FOLLOWING FOR MAX. OUTPUT 1 1st Det.Grid In series with 0.0 lmfd 175 Kc Quiet point near 800 Ke Tuning cond. of 2nd I-F Trans. Tuning cond. of 1st I-F Trans. 2 Antenna in series with 200 mmfd 1400 Kc1400 ice Osc.De

5、t. & R-F Trimmers on gang condenser 3 With auto antenna connected to receiver adjust R-F Trimmer fOrmax. volume on weak station near 1400 Ke. SOWN-*CC 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 Li 3s ALL GROUNDS CHASSIS, EXTERNAL GROUND et A G

6、NP, C3 10-60 MMFD. C2 I .R.F AMPL. akcji i 16 -325 MMFD.RCA 78 ImtV. I/ cr./f. ,13.1 1 100, L3 a. I. C1 OS Mr0. / C 24 375 RI MMFD. 60,000. C7 C11C12 10-60 141-325 / 743 MMFD.MMFD. /MMFD. C 6 zu 16- 325, 1S -T OCT. 805C.,-/ MMFD. I RCA 6A7 1C10 i 0-60 .0. L41 / I 7 MMFD. 2 19 085V ,-r- 1, T.7.11I C

7、1MFO.4 C.5 05 MFD. C8 0.1MFD. 24.111 TC 9 R4 40 MMFD. 60,000. -R3 270 TO ALLL14 HEATERS4.4. SPEAKER FIELD L /2 Si FS 8.3 A HOT YELLOW A.1JE 4.13 11 _Or R 12 50. II R 2 2 MEG. C14 140-220 MMFD. L8 I I & DET.r2 , 41.5- RCA 8B7 F4703 g) C21 375licrqpt cg 3 L9 a 93.5=, e4C 300t 101MR8CI R4, 300.001 14i

8、.c02mro.2- I VIBRATOR C27 .04 mrciC- C17 5. MED. R5 C13 30,000 13.G MEE/ -R7 600. C19 10 -70 MMFD. L101 / 93_,S / a a T2 108021300A C20 - C21 720 I .0024 MMFP MFD. R9 300.000. 190,000. 2 UE 4 RED O le.zr : L15 C-Zr5 04 MID LUC lif.iMFOT_CtIgg WED CIAL LAMP rtB = INTERNAL CONNECTIONS OF VIBRATOR C26

9、375 MMFD. R10 250,000 C 23 OUTPUT .00 3 MFO. RCA 41 1y /T3 4=, .4e. 1-C 22, 5. MFDI Ril 500. 60/0 T1 L16L17 1.1(5L300 25 BI &BROW N C29-c30 4.MFOI1.4. INFIX DROWN 64E, lBL BLJE co0,0 10On. 10Y YELLOW 11Z0 INTERNAL CONNECTIONS OF 25 IF. TRANSF. NOTE: R3 is 8o ohms, C21 TS 2400 mmfd in some mode Is. S

10、chematic Diagram CAZEN T- Z WOO A mow BLUE -YELLOW INTERNAL CONNECTIONS OF INT ERSTAGE TRANSF. C-14 .40.010 INTERNAL CONNECTIONS OF I If:TRANS. -A 100.11000 Ec 300000A - C -I1 00t4 .R0 rulTi J. INTERNAL CONNECTIONS Of RESISTOR BOARD BROA4 0 AC tkue INTERNAL CONNECTIONS OF POWER TRANSF. CONTROL BOX W

11、IRING INTERNAL CONNECTIONS OF FILTER PACK VI fJ CC 收音机爱 好者资料库 RadioFans.CN PAGE 4 2 2 -B M105 REPLACEMENT PARTS Insist on genuine Factory tested parts, whichare readily identified and may be purchased from authorized dealers Stock No. DESCRIPTION ListStock No. DESCRIPTION List RECEIVER ASSEMBLIES CO

12、NTROL BOX ASSEMBLIES 2240 Resistor -30,000 ohms -Carbon type -1 watt (RS) 3649Key -Volume control and switch key 2747Cap -Contact cap -Package of 5 3650Screw -Self locking No. 10-32-A fulldog point set screw 3218Resistor -600 ohms -Carbon type -j- watt (R7) -Pack-Package of 10 age of 53651Screw -Sel

13、f locking No. 10-32-A cupped point set screw 6811Capacitor -Comprising two 5.0 mfd. capacitors (C17. C22). -Package of 10 3572Socket-Radiotron 7 -contact socket 3652Screw -Self locking No. 10-32-34 cupped point set screw -For flexible drive shaft -Package of 10 3584Ring -Antenna R. F. or oscillator

14、coil retaining ring- Package of S 3690Strap and bracket assembly -Comprising one bracket, two screws, one lockwaaher and one strap 3602Resistor -60,000 ohms -Carbon type- N watt (111, R4)- 3718Bracket -Control box dash mounting bracket Package of 5 3757Coupling -Slotted coupling for end of flexibled

15、rive shaft - 3616Capacitor -300 minfil. (C15, C18) Package of 5 3617Capacitor -0.005 mfd. (C21). 3758Connector -For control box end of flexible drive shaft - 3618Capacitor -0.02 mfd. (C16) Package of 5 3621Coil -Choke coil -Located on resistor board (1.17) 6161 6496 Knob -Station selector knob -Pack

16、age of 5 Shaft -Flexible drive shaft complete with connectore- 3623Shield -Antenna R. F. or oscillator coil shield Approximately 24f8 lung 3632Resistor -500 oh ma -Carbon t) pe -I watt (RII) -Pack- age of 5 6497Shaft -Flexible drive shaft complete with .lectors - Standard lengthApproximately 3:38 lo

17、ng 3636Transformer -First intermediate frequency transformer6499Volume control -Combination volume control and switch (L7. I-8. C14)(R8) 3637Transformer -Second intermediate frequency transformer6500Nut -Volume control and switch lock nut (I-9, 1.10, C19) 6531Shaft -Flexible drive shaft complete wit

18、h connectors - 3641Capacitor -0.1 mfd. (C8)Approximately 12 8 long 3645Knob -Tone control knob -Package of 56532Shaft -Flexible drive shaft -Complete with connectors - 3695Capacitor -375 nimbi. (C24, C31) Approximately 1838 long 3696Capacitor -40 mmfd. (C9) 6784Scale -Dial scale 3699Capacitor -720 m

19、mfd. (C20) 7695Box -Control box complete 3744Resistor -250,000 ohms -Carbon type -3d watt (R10)- 7698Cover -Control box cover Package of 5 3745Capacitor -745 mmfd. (Cl2) MISCELLANEOUS PARTS 3746Capacitor -800 mmfd. (C32)3466Connector -Antenna lead-in connector 3920Capacitor -.003 mfd. (C23) 3646Fuse

20、 -20 amperes -Package of S 3921Mounting screws, washer and bushing assembly -For 3647Nut -Cap nut and lock washer -Package of 10 3 -gangvariable tuning condenser -Comprising three spacers, three screws, three washers and three luck 3648Screw -No. 10-32-A cap screw and lockwasher-Pack- age of 10 wash

21、ers 3689Bracket -Receiver mounting bracket, bolt and nut as - 3922 Resistor -300,000 ohms -Carbon type- s watt (R6, R9) aembly-One set -Package of 5 3791Rushing and plate assembly -Flexible drive shaft bushing withplate, mounting screws, rubber bushings, and 3032Ca palifor -2100 matifil.f C2I)* wash

22、ers -Located on main case 4091 Resistor -80ohms -Carbontype -5watt (R3)*- 3827Cable -From fuse connector to ammeter Package of 5 3856Clip -Spring clip -Grounds receiverchassistometal 1208Resistor -2500 ohms -Flexible t)pe (R13)- Package of 5. housing -Package of 10 6133lie-ktor-270 ohms -Carbon t) p

23、e-3.f watt (R3) -Pack- 3884Clamp -Cable clamp -Package of 10 age of 54051 Bumper -Rubber bumper usedinmounting receiver 6192Spring -Tuning condenser drive cord tension spring- chassis -Package of 4 Package of 10 4138Screw- Housing and cable clamp cap screw No. 10-32-A -Package of 10 6242Resistor -2

24、megolt m -Carbon type -34 watt(112)- Package of 5 4139Screw -Housing cap screw No. 10 -32 -A -Package of 10. 6298Cord -Tuning condenser drive cord -Package of 5 6151 6152 Suppressor -Spark plug suppressor Suppressor -Distributor suppressor 6471 Coil -Oscillator coil assembly (L5, Lfi) 6175Suppressor

25、 -Distributor splice -in suppressor 6490Tone control switch 6494Capacitor -Ammeter capacitor -0.5 tad 6492Capacitor -Comprising one 3.6 mfd. and one 1.0 mfd. 6495Capacitor -Generator capacitor -0.5 mfd capacitor (C4, C13) 6670Suppressor -Spark plug suppressor -Elbow type 6493 Drum -Tuning condenser

26、drive drum 7065 7621 Screw -driver -For R. F. and I. F. adjustments Antenna -Roof antenna -Paper type (Brown) 6514Capacitor -Comprising two 0.05 mfd. capacitors (Cl, C5). 7622 Antenna -Roof antenna -Paper type (Gray) . 6515Cable -Shielded cable with antenna connector 7686 Housing -Front section of h

27、ousing complete with mounting 6516Connector -Fuse connector- screws 7689 Vibrator Complete 6517Cable -Main cable complete with fuse connector 7699 Housing -Rear section of housing complete with mounting 6540Coil -R. F. coil assembly (L3, L4) . screws 6731Coil -Antenna coil (Ll. L2) 6732Transformer-I

28、nteretage audio transformer (T2) 7485Socket-Radiotron 6 -contact socket REPRODUCER ASSEMBLIES 7600Filter pack -Comprising one reactor, one choke coil, one3688 Transformer -Output transformer (T3) 0.5 mid., two 4.0 mid. and one 375 mufti. capacitors 7607 Screen -Metal screen (LI3. L16, C25, C26, C29.

29、 C30) 7608 Coil assembly -Comprising field coil, magnet and cone 7601Condenser -3 -gang variable tuning condenser support (L14) 9049Transformer -Power transformer (T1) 9023Cone -Reproducer cone complete (L11) -Package of 5. * C21-2400 mmfd. some models. *R3- 80 ohms some models. 收音机爱 好者资料库 RadioFans.CN