RCA-Victor-Co-Inc-VA-24 电路原理图.pdf

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1、PAGE 343-C Models VA -1 5, VA -22, and VA -24 Victrola Attachments MODEL VA -1 5 Model VA -15 is an automatic record changer in a table cabinet, equipped with a compensated volume control. It has a plug for connection to the Phonograph jack that is provided on most RCA Victor models, and it may he c

2、onnected to other models of radio receivers by using the Stock No. 9824 radio -phono switch. Specifications are as follows: Record Capacity Eight 10 -inch or Seven 12 -inch Motor Constant -speed, self-starting Pickup Crystal Pickup. Impedance. 0.1 meg., at 1,000 cycles Average Output. 11 volts acros

3、s 0.5 meg. Power Supply Ratings 105-125 volts, 60 cycles, 25 watts 105-125 volts, 50 cycles, 25 watts 105-125 volts, 25 cycles, 25 watts Cabinet Dimensions 9-19/32 in. x 19.-. in. x 15-13/32 in. Weight, net 29 lbs. Model VA -15 Pickup and Motor Circuit Model VA -15 Replacement Parts MODEL VA -15 Ins

4、ist on genuine factory -tested parts, which are readily identified and may be purchased From authorized dealers. STOCK No. DESCRIPTION STOCK No. DESCRIPTION 32556 33595 13103 5148 32787 36729 31108 36328 For Automatic Record Changer Parts, See Service Notes on RP -152. MISCELLANEOUS ASSEMBLIES Cable

5、-Phono input shield cable Cable-Phono output shield cable Cap-Pilot lamp cap - Capacitor-.007 mfd. Capacitor-.05 mfd. Clamp-Lamp socket clamp Control-Volume control Cover-Compartment lamp lead cover MODEL VA -2; IS A COMBINATION OF VA -22 AND OSC. 22 WIRELESS OSCILLATOR. Specifications Record Capaci

6、ty MOTOR PICKUP Pickup Impedance Average Output MODEL VA -22 Eight 10 -inch or Seven 12 -inch Constant -speed. self-starting Crystal -0.1 meg., at 1,000 cycles 13/4 volts across 0.5 meg. POWER SUPPLY RATINGS A6 105-125 A5 105-125 B2 105-125 CABINET DIl.SIENSIONS. . Weight, gross volts, 60 cycles, 25

7、 watts volts, 50 cycles, 25 watts volts, 25 cycles, 25 watts .32 -in. x 19g -in. x 15k -in. 59 lbs. 36386 35467 36809 36728 31470 12673 36246 14075 4119 37887 19026 35787 36941 Decalcomania-His Masters Voice decal. Decalcomania-RCA Victrola decal Hinge-Cabinet lid hinge Lamp-Compartment lamp . Mount

8、ing-Complete set of spring mu-.nting for motorboard Knob-Volume control knob Receptacle-Needle book receptacle Resistor -8,200 ohms, I watt Screw-No. 8-32 set screw for knob Shade -Lamp shade Socket-Lamp socket Socket-Phono input socket Support-Cabinet lid support MODEL VA22 Replacement Parts Model

9、VA -22 STOCK No. 33595 4870 30698 31564 12673 14559 12264 4119 31470 33594 31108 DESCRIPTION For Automatic Record Changer Parts, See Service Notes on RP 14 5 MISCELLANEOUS ASSEMBLIES Cable-Shielded output cable with male plug. Capacitor-.025 mfd. (C1) Hinge-Cabinet lid hinge Holder-Needle card holde

10、r Knob-Volume control knob Resistor -10,000 ohms, watt (R2) Resistor -220,000 ohms, watt (R3) Screw-Headless set screw for knob, No. 12673 Springs-Motorboard mounting springs, screw, and washers (4 reqd) Support-Cabinet lid support Volume control (Rl) 51 VOL. CONTROL RI 250.000. TOTAL R2 -_ 10.000.

11、., 60,040. SECTION R3 220,000n Y4 PICK UP 7c1 .025 rip row- -oR Model VA -22 Schematic Diagram 2nd Production: The 2nd production of Model VA -22 uses mechanism similar to RP -139A and RP -145. For replacement parta, refer to the Service Data on RP -139A and RP -145 as specified below: Stock No. PIC

12、KUP AND ARM ASSEMBLIES Same as RP -145, except add: 33905 Crystal-Pickup crystal cartridge and needle screw for 25 -cycle only. OPERATING MECHANISM, MOTOR ASSEMBLIES, MOTORBOARD ASSEMBLIES For 110 -volt, 60 -cycles, same as RP -145. For 110 -volt, 25 -cycles, same as RP -139A. MISCELLANEOUS ASSEMBLI

13、ES 31108 Control-Volume control and power switch 12673 Knob-Volume control knob 31564 Receptacle-Needle card receptacle 4119 Screw-No. 8-82 headless set screw for knob, Stock No. 12673 31470 Springs-Motorboard mounting springs, screw and washer (4 re- auired) 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 收音机爱 好者资料库 RadioFans.CN