Western-Auto-Supply-Co-D-2604 电路原理图.pdf

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1、VOLTAGE DATA Voltage measured from socket terminal to point marked X. Large numerals indicate readings with vacuum tube voltmeter. Small numerals indicate readings with 1000 ohm-per-volt meter. POWER SUPPLY Operation on 105-125 volts. 60-cycle. alternating current only. Power consumption: 45 watts.

2、RECORD CHANGER Complete service information and parts list are covered by a separate service manual. Check record changer for model number since different record changers may be used from time to time. VARIABLE RESISTORS PAPER CONDENSERS Peit Ne. Symbol Description Part No. Symbol Deecriptla RESISTO

3、RS CONDENSERS SYMBOL OHMS WBTTS SYMBOL CAPACITY VOLTS HI 1,000.000 v.c. Cl .005 Mfd. 000 R2 10,000,000 A C2 .01 Mfd. 400 R3 270,000 A C3 .02 Mfd. 400 R4 470,000 A C4a 50. Mfd. 150 B5 150 1 C4b 3A Mfd. 150 R6 1.500 1 C5 .1 Mfd. 400 R7 130 5 C8 .1 Mfd. 400 R6 33 1 C7 .05 Mfd. 400 TRUETONE TUBES USED U

4、BSDriver (audio) 50A5Power Output 35Y4Rectifier MISCELLANEOUS (Coatd) 1 Megohm & Switch MISCELLANEOUS Description Fool, Rubber Grill, Speaker (Ivory) Grill, Speaker (Mohegany) Knob, On-Off Knob, Volume Plug for A.C. Motor (2 prong) Plug for Phono Input (5 prong) Cover for 5 prong Plug Plug for Speak

5、er (2 prong) -12 Cl .005 Mfd. 400 V.D.C. -25 C2 .01 Mfd. 400 V.D.C. 24 C3 .02 Mfd. 400 V.D.C. -20 C5 & C6 .1 Mfd. 400 V.D.C. -22 C7 .05 Mfd. 400 V.D.C. ELECTROLYTIC CONDENSERS 160 67A10 | IC4A C4B 50 Mfd. 150 V. 30 Mfd. 150 V. (Sm 60B8-106 R2 RESISTORS 10 Megohms Vi Watt 270,000 ohms Vi Watt G400A12

6、 409A1 6088-274 R3 G400A2/ 60B8-474 R4 470,000 ohms Vi Watt 60814-151 R5 150 ohms 1 Watt G400A52 60814-152 86 1,500 ohms 1 Watt G400A52 6IA3-4 87 130 ohms 5 Watt 407B3 60B14-330 88 33 ohms 1 Watt Socket, Tube Speaker and Output Transformer Output Transformer. (When order ing, specify all of the numb

7、ers on the transformer and speaker.) Switch, On-Off (Phono) PHONOGRAPH PARTS Record Changer Service Manual for Detailed list.) Cenlerpost Crystal Cartridge Idler Wheel (407B3 Motor) Idler Wheel (407B2 Motor) Idler Wheel (407B1 Motor) Motor, 60 cycle 115 volt, A.C. (Types 407B1 & 407B2 also used.) COMPILED BY M. N. BEITMAN, SUPREME PUBLICATIONS 收音机爱 好者资料库 RadioFans.CN