Westinghouse-Electric-Corp-WR-173L 电路原理图.pdf

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1、MANUAL OF 1941 MOST POPULAR SERVICE DIAGRAMS Westinghouse Radio bottom View OF TUBE SOCKETS IZSA7 IffDET-OSC. 12SQ7 ZDeT-A-F-AV.C 50L6GT OUTPUT (KHG) J VOL. CONTR. 1 S150,000A mEG. LOOP CONNECTIONS 35Z5GT-RECT. _llfeV. - 63MA. C3 Zl.pj:4 St 12SQ7 TRANS KSIC7 TUBE AND TRIMMER LOCATIONS C_ yeliow-F_ A

2、&O + Blue Schematic Circuit Diagram Model WR-I73L 12SA7 BOTTOM view OF 1STDET-OSC. TUBE SOCKETS REP j I .,2*0 I i_I / I -t BLACK- W0 -* vol.cohtr- 2a5? ror VOLTAGES SHOULD HOLD WITHIN 20% WITH II7VAC. SUPPLY. STARRED (*) VOLTAGES ARE OPCRATM6 VOOASES IN CtQCUITS WITH M6H SEMES RESISTANCE, THE ACTUAL

3、 MEASURCO VOLTWiCS -17S RC-4BOB-1 wu, K lower . DEPENDING ON THE VOLTMETER LOADING. I ITIF MKT. BtCt )gSCT-OaC TSAW if OUTPUT AF-AVC /“ S Cl cl s N /“N /“n SS1MT 12SAT 0 O SK7 90LGGT 12SG7 v v y v v ruse & trimmer locations -s.r 06 I Schematic Circuit Diagram Model WR-175 COMPILED BY M. N. BEITMAN, SUPREME PUBLICATIONS 7 收音机爱 好者资料库 RadioFans.CN 收音机爱 好者资料库 RadioFans.CN