Espey-Mfg-Co-Inc-6521 电路原理图.pdf

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1、At07 _ POtMTEH SHOOIO BE AT (*) OH OAL W/7H /?UM TAT POS/r/OAT SHOtHAT A. ic puiley ( 0 a_B- VOLUME CONTROL ON Off Alignment Procedure DFAWTA/G SHOWS POS/T/OAT OP D/AL DPOM WHEAT COATDEATSEPS APS SOLLY MESHED. APPOWS SHOW JO/PECT/OAT OP S7P/A/G W/A/D/A/G. Steps Connect output of oscillator to Tune o

2、sc. to Tur.e radio dial to Adjust the following for max. peak output 1. Tuning condenser stator (ant.) in 455 Quiet point at 1st and 2nd I. F. series with .01 mfd. high frequency Transformers 2. Antenna term, of Ant. loop in series with 100 mmf. 1720 end of dial. Full clockwise Osc. trimmer 3. Antenna term, of (out of mesh) Ant, trimmer Ant, loop in series 100 mmf. 1500 1500 Output meter is connected across voice coil. Receiver volume is turned to maximum. COMPILED BY M. N. BEITMAN, SUPREME PUBLICATIONS DPTVE SHAFT 43 收音机爱 好者资料库 RadioFans.CN