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1、PAGE 418-C MODEL 6Q4X Chassis No. RC -442 Six -Tube, Four -Band, AC -DC, Superheterodyne Receiver REFER TO MODEL 6Q4 FOR ALIGNMENT PROCEDURE Electrical Specifications FREQUENCY RANGES Long Wave (X Band) 145-405 kc (2,069-740 m) Standard Broadcast (A Band) 540-1,720 kc (555.174 m) Medium Wave (B Band
2、) 2.3-7.0 mc (130-42.8 m) Short Wave (C Band) 7 0.22.C. mc (42.8.13.6 m) INTERMEDIATE FREQUENCY TUBE COMPLEMENT (1) RCA-6SK7 R -F Amplifier (2) RCA-6SA7 1st Detector -Oscillator (3) RCA-6SK7 I -F Amplifier (4) RCA-6SQ7. 2nd Detector, A.V.C., and A -F Amplifier Output Rectifier (5) RCA -25L6 -G (6) R
3、CA -25Z6 -G PILOT LAMPS (2) Mazda No. 47, 6.3 volts, .15 amp. POWER OUTPUT RATING (125 volts, a -c) Undistorted 1.4 watts Maximum 2.5 watts C2 C5 C44 BANT. KANT. %ANT. 6 MC. 1500 RC. 560 KC. CI CANT. 20 MC. C4 0 C25 C21 5 Orr 360 KC. L V C 11 505C 6 MC. 175 KC. 1 or DC 160-190 volts, 40.100 cycles;
4、or DC 210-250 volts, 40-100 cycles; or DC POWER CONSUMPTION 105-125 volts 60 watts 210-250 volts 130 watts TONE POWER -VOLUME POWER-vOLUME-TONE CONTROL VJ1 o C4 LC C LL No U sb7 u- r UI z . , a oN O o o 14 0 IX (9 UNf u1- H1 LL _L u jij- -I4 o4 I ,m1 1p 114, CD EN f do u77400Jm7.oJ -Ucx ll , , 4 ou
5、q 4 K N NN On 9 J UN2 J- V,Vf JM Jr PAGE 1_9-C 6Q4X 收音机爱 好者资料库 RadioFans.CN PACE 120-C 692-1X 1.1M0219 0113A NDV19- 3019 0373 0373 N339 10 j J e N19 t0 K m 1 tD Y ? Q a Y ON Ql H 0 J - w - LL: ui i m m DxW 0 m N 0N xI- O- a C Jad Dr_ aW U t 7 W MO1l3J. 收音机爱 好者资料库 RadioFans.CN PAGE 121-C LECTEOR SR M
6、ALT TUN1r1G SILAPT VOL.ICONTROL GEARS - . TUNING 6Q4X TUNING RANGE . el. SCREW IN -eel SHAFT DRIVE SELECTOR SHAFT -. I SPRING -11110 l1 T - 1 CONTROL ARM _ :r+GEc ee s : _ uu uu - - - C WASHER LINK AND ARM wossER RANGE swlrch WASHER STEEL BALL Insist SeiOwBAND IO . -J I_ _ - BAND PiN IOV kil=lpRAnr.
7、E 5N L. BOTTOM VIEW OF CONTROLS REPLACEMENT on genuine factory -tested parts, which are readily C WASHER PLANETARY TUNING DRIVE A55Y PARTS indentified and may be purchased from authorized dealers. STOCK DESCRIPTION STOCK O K DESCRIPTION 10194 33947 12896 13545 12723 12720 32239 30232 12694 33760 332
8、35 12811 31405 33818 33822 33821 5107 33584 4937 4870 32787 4839 12714 33824 33762 32823 33764 32931 33763 33765 33756 33951 32634 32635 32713 33770 33773 33185 33768 31480 33767 ASSEMBLIES (RC -442) Ball -Steel ball Ballast -Ballast resistor tube -Type 86892-4 Capacitor -15 mmfd. (C43) Capacitor -3
9、9 mmfd. (C16) Capacitor -56 mmfd. (C24) Capacitor -160 mmfd. (C31, C42) Capacitor -110 mmfd. (C26) Capacitor -2H0 mmfd. (C6) Capacitor -220 mmfd. (C5, C17, C22, C32) Capacitor -220 mmfd. (C25, C27, C28) Capacitor -580 mmfd. (C13) Capacitor -3,600 mmfd. (C10) Capacitor -6,000 mmfd. (C7) Capacitor -Tr
10、immer capacitor -2 sections of 2- 20 mmfd. each (C12, C15) Capacitor -Trimmer capacitor -4 sections of 3- 30 mmfd. each (C1, C2, C3, C44) Capacitor -Trimmer capacitor -4 sections, of 3 2-10 mmfd. each and 1 of 3-30 mmfd. (C18, C19, C20, C21) Capacitor -.0025 mfd. (C36) Capacitor -.005 mfd. (C34, C35
11、) Capacitor -.01 mfd. (C38, C47, C48) Capacitor -.025 mfd. (C39) Capacitor -.05 mfd. (C30, C33, C46, C51) Capacitor -0.1 mfd. (C29, C45, C49) Capacitor -Trimmer capacitor -2-12 mfd. (C9, C11) . Capacitor -Comprising 2 sections of 40 mfd., 1 of 10 mfd. and 1 of 20 mfd. (C37, C40, C41, C50) . Coil -An
12、tenna coil -A -B -C bands (L1, L2, L3, L4) . Coil -Antenna coil -X band (L5, L6) Coil -Oscillator coil -A -B -C bands (L7, L8, L9) Coil -Oscillator coil -X band (L10) Coil -Detector coil -A -B -C bands (L11, L12, L13, L14) Coil -Detector coil -X band (L15) Condenser -Variable tuning condenser (C4, C
13、8, C23) Control -Volume control and power switch (R9, S10) Cord -Variable tuning condenser drive cord Cord -Indicator drive cord Core -Core and stud assembly for oscillator coils Drive -Planetary tuning drive complete, less shafts . Drum -Variable tuning condenser drum Gear -Gear and hub for volume
14、control and power switch Gear -Shaft and gear for tone control Lamp -Pilot lamp Link -Operating link between knob, shalt and range switch. 33825 32709 33947 33953 14281 30880 14076 12194 13714 14284 12454 12264 13730 12679 13601 33180 33771 33772 31365 33742 30956 31251 13838 33769 33758 33816 33759
15、 33761 33826 33947 33962 33828 32838 34296 34503 33797 34136 34570 34571 33774 4982 14270 34138 Plug -2 -prong male plug for power input Reactor -Filter reactor (L23) Resistor -Ballast resistor tube -Type 86892-4 Resistor -Flexible resistor (R18, R19) Resistor -68 ohms, watt (R1) Resistor -150 ohms,
16、 k watt (R10) Resistor -820 ohms, watt (R17) Resistor -1.800 ohms, watt (R16) Resistor -5,600 ohms, watt (R8) Resistor -22,000 ohms, 1/10 watt (R7) Resistor -33,000 ohms, watt (R3) Resistor -220,000 ohms, watt (R12, R13) Resistor -1 megohm, watt (R2, R4) Resistor -2.2 megohm, watt (R6) Resistor -10
17、megohm, watt (R11) Retainer -Planetary drive retaining ring Shaft -Tuning knob shaft Shaft -Range switch shaft Socket -Lamp socket Socket -Phonograph input socket. Socket -Speaker socket. Socket -Tube socket Spring -Indicator drive cord spring Spring -Planetary tuning drive spring Switch -Range swit
18、ch (S1, S2, S3, S4, S5, S6) Switch -Tone control, and phono. switch (S7, S8) Transformer -First i -f transformer (L16, L17, C25, C26) Transformer -Second i -f transformer (L18, L19, C27, C28, C31, R7) Transformer -Output transformer (T2) Tube -Ballast resistor tube -Type 86892-4. SPEAKER ASSEMBLIES
19、(84659-1) Cone -Cone, voice coil and center suspension assembled in metal housing (L21) Speaker -Speaker complete MISCELLANEOUS ASSEMBLIES Cord -Power cord complete with male and fe - male connectors Dial -Glass dial scale (English) Dial -Glass dial scale (Arabic) Frame -Dial frame assembly complete, less dial Knob -Tuning or volume control knob Knob -Tone control knob Knob -Range switch knob Mounting -Speaker hardware mounting Spring -Retaining spring for knob, Stock No. 34136 Spring -Retaining spring for knob, Stock No. 34570 Spring -Retaining spring for knob, Stock No. 34571
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