Western-Auto-Supply-Co-D1070 电路原理图.pdf

《Western-Auto-Supply-Co-D1070 电路原理图.pdf》由会员分享，可在线阅读，更多相关《Western-Auto-Supply-Co-D1070 电路原理图.pdf（3页珍藏版）》请在收音机爱好者资料库上搜索。

1、MANUAL OF 1940 MOST POPULAR SERVICE DIAGRAMS TRUETONE MODEL D1070 I2SA7 INPUT I.F. 465 KC C3 C4 ANTENNA PLATE external ANTENNA BOTTOM VIEW OF CHASSIS VOLTAGES MEASURED WITH IOOO OHM PER VOLT VOLTMETER BETWEEN SOCKET TERMINALS AND B - NOTH. SWITCH SHOULD BE IN RADIO POSITION AND SET CONNECTED TO II7V

2、, eoCYCLE A.C. SUPPLY SOURCE, NO SIGNAL AND VOLUME CONTROL IN MINIMUM POSITION. I2SQ7 O J* r)(Q4SV. a CANNOT BE MEASURED WITH O.C. V3UMETER 0j POINTS OF UNE CONTACT. * OSC. VOLTAGE TO BE MEASURED WITH R.F. CHOKE IN SERIES WITH VOLTMETER LEAD. 35Z5GT M M o(l4(6)o 120 fcl 50L6GT I2SK7 M I2SA7 82 W pX5

3、j REAR OF CHASSIS I2SA7 I2SK7 I2SQ7 50L6GT RI6S EI7 R7S-H I 5R8 I C8 % I.F. 465 KC D C Bl u F er 35Z5GT $0 R95 R|3 RI4 + + + PHONO RAOtO SWITCH VIEWED FROM REAR IN RADIO POSITION 105 TO 125 VOLTS AC- LINE CI3 | C14 j CIS I Circuit Diagram Ref. No. Part No. Description RESISTORS R1 130176 20M ohmYs w

4、. R2 130118 600M ohm w. R3 130118 600M ohmY w. R4 13056 100 ohm w. R5 130170 3 megohmYz w. R6 13012 50M ohmYz w. R7 101217 Yz megohmvolume control R8 130257 5 megohm w. R9 130215 25 ohmYz w. R10 1309 200M ohm Y w. Rll 13037 750M ohmY w. R12 130166 150 ohm Y w. R13 13097 200 ohm Yz w. R14 130287 1200

5、 ohm1 watt R15 1309 200M ohmYz w. R16 1309 200M w. CONDENSERS Cl 1295 .0001 Mica Condenser C2 129114 . 0003 mfd. mica C3 124136 Antenna Trimmer C4 124136 Oscillator Trimmer C5 1295 .0001 mica C6 1009 .05 x 200 v. C7 1295 .0001 mica C8 10025 .002 x 600 v. C9 100119 .1 x 400 v. CIO 1001 .1 x 400 v. Cl

6、l 12912 .00025 mica C12 10019 .006 x 600 v. C13 11994 40 mfd. lytic150 w. v. C14 11994 20 mfd. lytic150 w. v. C15 11994 20 mfd. lytic150 w. v. C16 10011 .01 x 400 v. C17 129162 .0008 Mica Condenser C18 129163 .000025 Ceramicon Condenser C3 and C4 in same unit C13, C14 and C15 are in same unit PARTS

7、T1 112767 Antenna CoilPermeability tuning assembly complete T2 112767 Oscillator Coil T3 108140F Input I. F. Coil465 kc. T4 108145D Output I. F. Coil-65 kc. T5 105108 Output Transformer T6 114193 5 P.M. Speaker T7 104206 Phono Motor T8 12228 Turntable T9 114194 Phono pick up arm 51 125113 Phono Switch 52 Switch on volume control PI 107249 Pilot light T47 T1 and T2 in same unit COMPILED BY M. N. BEITMAN, SUPREME PUBLICATIONS 收音机爱 好者资料库 RadioFans.CN 收音机爱 好者资料库 RadioFans.CN 收音机爱 好者资料库 RadioFans.CN