Sears-Roebuck-and-Co-225 电路原理图.pdf

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1、5 TUBE BATTERY-AC-DC SUPERHETERODYNE PORTABLE RECEIVER MANUAL OF 1951 MOST-OFTEN-NEEDED RADIO DIAGRAMS Set Catalog No. 225 Chassis 528.171 and 528.171-1 x o issws* O S g;.g xuj o so a? bJ m j So ii3l -5 ?dag=g o w 52 KJ 0 HO W*T ox X W an P Chassis 528.171-1 is the same as 528.171 except for the Bat

2、tery/AC/DC changeover system. The hand- operated switch is replaced by a type which is operated by plugging the power cord into a chassis socket. The socket is near the back edge of the chassis. There is a slot for only one prong of the power cord plug; the other prong hangs over the back apron. The detachable power cord and the socket for it on the chassis are replaced by a conventional power cord. 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