Philco-Radio-and-Television-Corp-N-721 电路原理图.pdf

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1、VOLUME R-25, MOST-OFTEN-NEEDED 1965 RADIO SERVICING INFORMATION STEP CONNECTION TO RADIO DIAL SETTING DIAL SETTING SPECIAL INSTRUCTIONS ADJUST 1 CONNECT GENERATOR THROUGH A 1 MF CAPACITOR TO AN TENNA SECTION OF GANG 455KC TUN 1NG GANG FUL LY OPEN ADJUST FOR MAXIMUM OUTPUT IN ORDER GIVEN T3 - TOP T3

2、- BOTTOM T2 - BOTTOM T2 - TOP 2 USE RADIATING LOOP H I6 20KC ADJUST FOR MAXIMUM CIB - OSC. TRIM. 3 SAME AS STEP 2 I400KC 1400KC ADJUST FOR MAXIMUM CIA . ANT. TRIM. NOTE: Use a 6 to 8 turn 6-inch diameter loop made of insulated wire. Connect to signal generator and loosely couple to radio antenna. 103 收音机爱 好者资料库 RadioFans.CN