RCA-Victor-Co-Inc-T6-7 电路原理图.pdf

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1、PAGE iO3-B MODELS T 6-7 and C 6-8 Six -Tube, Three -Band, A -C, D -C, Superheterodyne Receivers MODEL T 6-7 -Radiotron, Coil and Trimmer Locations -R. F. Trimmer Adjustment Electrical Specifications RADIOTRON COMPLEMENT MODEL C 6-8 (1)RCA -6A8FirstDetector -Oscillator (4)RCA -6J7Audio Voltage Amplif

2、ier (2)RCA -6K7IntermediateAmplifier(5)RCA -25A6Audio Power Amplifier (3) RCA -6H6Second Detector-A.V.C.(6) RCA -25Z6Half -Wave Rectifier FREQUENCY RANGESALIGNMENT FREQUENCIES Band A540. 1,600 kc.Band A600 kc. (osc.), 1,400 kc. (osc., ant.) Band B1,600. 5,500 kc.Band B None required Band C5,500.18,0

3、00 kc.Band C 18,000 kc. (osc., ant.) Intermediate Frequency 460 kc. POWER SUPPLY RATINGS Rating A Rating B POWER OUTPUT (125 V. Line) Undistorted.0.5 Watt (A -C) .0.4 Watt (D -C) Maximum .1.2 Watts (A -C) .1.0 Watt (A -C) BLACK OUTPUT TRANS. 0.2 n ( 01 re o c 3SO PLUG (105.125 Volts, 50.100 Cycles,

4、60 Watts 1105.125 Volts, D -C50 Watts 5105.125 Volts, 25.100 Cycles, 80 Watts 005.125 Volts, D -C50 Watts LOUDSPEAKER TypeElectrodynamic Voice Coil Impedance2 25 Ohms -400 Cycles Loudspeaker Wiring VOICE COIL FIELD COIL RCA VICTOR DIVISION OFRADIO CORPORATION OF AMERICA, CAMDENN. J., U. S. A. 收音机爱 好

5、者资料库 RadioFans.CN ro LI zI C. MO 011 Li at3A, c Crooow L 1 DET.ILOSC 400C9MAP 6A IS 11 .-11 A SOL 11- 6 PAW 1.! 7.mM 1000001 C11 11- 4 SO 5-3* S. o Le C 401 C PIMP. CI, 49, Moe ABLs DI I.D1 C I mosao-noo TMM, )058 oLT F d.0000 oycu a M.D. 0 6 K7 Li O .1 IMO Z6 DET. a A.V.C. LI4LIS 5 CO AT P000 Li000

6、0 AUDIO 61466J7 1.10 840000 3 CPS 1111 a. MO TOTAL C1511 0 IS OUTPUT ESA 4 $MMI ri AA? 874 1.51.11.1. 016 MAO C1, AMC AI C 10 MAO .n 1011,011045 C -Ur 5 0 151 53 Nit AI MID EXTERI1.6-10 CIS 141,0 ILO A. MID CHASSIS AND. O A A SI C O RANGE SWITCH -r- 70,144-6 ANT COIL CONNECT/ONS eiH INTE BRLACKOCK f

7、t MIS RECT. 2SZEI LI LV,Lle C14 01C. COIL CONNECTIONS LS 114 117. L6 UIS N Z Ca PILOT LAMP I: 43LI Schematic Circuit Diagram L16 FIELD 18751 ICS/ 011 MAO. P.0Pal 350 07A.0T. L19 C 0./ 5 111.151. Ot L,JCOEN11(11.05 10 51/RWO.MI3 0 HUM NEUT. COIL O CD 收音机爱 好者资料库 RadioFans.CN PAGE 105-B T6-7 & C6-8 TON

8、E COPITROL POWER SW. 0 O 95* 4v. , ANT COIL 10.5v 00 MC AUDIO AMPL. 0 115, -ACro 25v6.3* 0 0 105*. 0v. 0 0 ISv 6i) TRIMMER 600 Kc o .4, .4V * MOOT IR ALAIMO WM ORDINARY VOLTMETER 74r -AC 80* At Mlvx 115c AC R1 0 O v. -B GROUND DRACUT 105y. -3.0v I-.3v.* 0, 0 Zo OCT. 8. A.V.0 460 Kc. 93V. 62v 4V. 0v.

9、 .1 v.* 0 AMPL Z Q Noi 011Y TRANSF.460 Kc. WAVE TRAP Alignment Procedure With tuning condenser fully meshed set point- er to coincide with 530 calibration at low frequency end of A Band scale. STEP CONNECT HIM SIDE OF TEST OSC.TO - TUNE TEST OSC TO - TURN RADIO DIAL TO ADJUST THE FOLLOWING FOR MAX.

10、OUTPUT 1 I -F Grid in series with 0.01 mfd 480 Kc Quiet point near 600 Kc Aa Band C24C2.3 2nd I -F Trans. 2 1st Det. Grid In series with 0.0 imfd C21C2D 1st I -F Trans. 3 Antenna in series with 200 limird C1Wave Trap Minimum Output 4 Antenna in series with 300 ohms 18000 Kc 18 Me IIC/I Band 4 C5 L O

11、sc.Ant. 5 Antenna in series with 200 mmfd 1400 Kc 1400 KC Aft Band C14C7 Osc.Ant. 6800 Kc 600 Kc PAN Band C16L -F Osc. Rock Gang 7Repeat Step 4 8Repeat Step 5 Osc.tracks 460 Kc above signal on A Band. Osc. tracks 460 Kc below signal on C Band. fUse itaxietus capacity peak. Use anima capacity Peak -

12、Roar GANG. -Radiotron Socket Voltages Measured at 115 volts, 60 -cycle supply- -For 115 volt D -C approximately 5% lower Tuned to approximately 900 kc. (Band -A)- -No Signal Being Received - REPLACEMENT PARTS Stock No. DESCRIPTION List 5237 11350 11465 11291 5116 11290 11449 11622 11287 5196 4858 11

13、395 4886 4840 5170 4839 4841 5212 11821 RECEIVER ASSEMBLIES Bushing -Variabletuningcondenser mounting bushing assembly -Package of 3 Cap -Grid contact cap -Package of 5 Capacitor -Adjustable capacitor -(C16) Capacitor -115 Mmfd.-(C11) Capacitor -175 Mmfd.-(C30) Capacitor -400 Mmfd.-(C3, C9) Capacito

14、r -1350 Mmfd.-(C4) Capacitor -3000 Mmfd.-(C10, C15) Capacitor -4500 Mmfd.-(C17) Capacitor -.035 Mfd.-(C33) Capacitor -.01Mfd.-(C2,C27,C31, C34) Capacitor -.01 Mfd.-(C26) Capacitor -.05 Mfd.-(C35) Capacitor -0.25 Mfd.-(C28) Capacitor -0.25 Mfd.-(C8, C35) Capacitor -0.1 Mfd.-(C18) Capacitor -0.1 Mfd.-

15、(C22, C29) Capacitor -18 Mfd.-(C19) CapacitorPack -Comprisingone24 Mfd., one 16 Mfd., and one 10 Mfd. sections -(C32, C37, C38) 收音机爱 好者资料库 RadioFans.CN PAGE 106-B T6-7& C 6-8 REPLACEMENT PARTS (Continued) Stoo.ckN. DESCRIPTION ListStock No DESCRIPTION List 11617 11618 Coil-Antenna coil-(L2,L3,L4,L5,

16、 C7, R1) Coil-Oscillator coil-(L6, L7, L8, L9, 11389Transformer-Second intermediatefre- quency transformer-(L14, L15, C23, C24, C25, R7, R8) L10, L11, C14)11391Trap-Wave trap-(L1, CI) 11612Condenser -2 -gang variable tuning con- denser-(C5, C6, C12, C13) 11237Volume control-(R11) REPRODUCER ASSEMBLI

17、ES 11979Connector -2 -contactmaleconnection plug CONSOLE MODEL 11974Dial-Station selector dial scale 11232Board-Terminal board assembly 11613Drive-Variable tuning condenser drive 11231Bolt-Yoke and core assembly bolt and 11893Indicator-Stationselectorindicator pointer 8060 nut Bracket-Output transfo

18、rmer mounting bracket 4340Lamp-Dial lamp-Package of 5 11257Clamp-Cone center suspension clamping 11818Reactor-Filter reactor-(L19) nut and screw assembly-Package of 5 11977Resistor-Wire wound-Comprising one 11827Coil-Field coil-(L18) 100- and one 40 -ohm section-(R18, 11469Coil-Neutralizing coil-(L1

19、7) R19) 11258Cone-Reproducer cone complete-(L16) 11624Resistor -22 ohms-Flexible type-com- -Package of 5 plete with contact cap-(R2) 5118Connector-Three-contactmalecon - 11955Resistor -27ohms-Carbontype -1/4 nector for reproducer watt-(R21)-Package of 5 5119Connector-Three-contactfemalecon - 11372Re

20、sistor -47ohms-Carbontype-% nector for reproducer cable watt-(R20)-Package of 5 11828Transformer-Output transformer-(T1) 5159Resistor -2,200 ohms-Carbon type -1/4 watt-(R6)-Package of 5 11886Washer-Spring washer-used to hold speakerfieldcoilsecurely-Package 3998Resistor -15,000 ohms-Carbon type-% wa

21、tt-(R5)-Package of5 of 5 11400Resistor -27,000 ohms-Carbon type-% watt-(R12)-Package of 5 REPRODUCER ASSEMBLIES TABLE MODEL 3118Resistor -100,000 ohms-Carbon type - 1/4 watt-(R4, R17)-Package of 5 11827Coil-Field coil-(L18) 11323Resistor -270,000 ohms-Carbon type- 1/4 watt-(R15)-Package of 5 11235Co

22、ne-Reproducer cone-(LI6)-Pack- age of 5 11847Resistor -390,000 ohms-Carbon type- 1/4 watt-(R16)-Package of 5 5118Connector-Three-contactmale con - nector for reproducer 11811Resistor -680,000 ohms-Carbon type- 1/4 watt-(R10)-Package of 5 5119Connector-Three-contactfemale con - nector for reproducer

23、cable 11980Resistor -680,000 ohms-Carbon type- 11826Reproducer complete 1 /10 watt-(R3, R13)-Package of 5 11828Transformer-Output transformer-(T1) 11981Resistor -1.5 megohms-Carbon type - 1 10 watt-(R14)-Package of 5 MISCELLANEOUS ASSEMBLIES .11626Resistor -2.2 megohms-Carbon type- 1/4 watt-(R9)-Pac

24、kage of 5 11823Cord-Power cord and connector assem- bly 11603Shield-Antenna or oscillator coil shield 11376Escutcheon-Station selector escutcheon 11390Shield-Intermediatefrequency trans- and crystal former shield 11609Knob-Range switch knob-Package of 5 3529Socket-Dial lamp socket 11973Knob-Station

25、selector knob assembly - 11198Socket -7 -contact6J7,25Z6or25A6 Radiotron socket comprising one large and one small knob-Package of 5 11196Socket -8 -contact6H6,6K7or6A8 Radiotron socket 11455Knob-Volume control or tone control knob-Package of 5 11614Spring-Coil spring for large gears on variable tun

26、ing condenser-Package of 11210Screw-Chassis mounting screw assem- bly for Console Model-Package of 4 10 11377Screw-Chassis mounting screw assem- 11975Switch-Range switch-(S1)bly for Table Model-Package of 4 11460Switch-Tone control and power switch -(S2, S3) 11348Screw -8-32 x 7/16 headless cupped-

27、point set screw for small knob in Stock 5238Terminal-Antenna terminal board withNo. 11973-Package of 10 clip insulating strip and rivets11349Spring-Retaining springfor knobs - 11976Terminal-Ground terminal clip assem- bly Stock No. 11455 and No. 11609-Pack- age of 5 11388Transformer-Firstintermediatefre- quency transformer-(L12, L13, C20, C21) 4982Spring-Retaining spring for large knobs -Stock No. 11973-Package of 10