Admiral-Y3509 电路原理图.pdf

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1、VOLUME R-25, MOST-OFTEN-NEEDED 1965 RADIO SERVICING INFORMATION ADMIRAL Chassis 4A4, used in Models Y3503, Y3508, Y3509 PRECISION WIRED SYSTEM S4E306-8 12AV6 DETECTOR AF AMP. V2 12AU6 CONVERTER M3 COCPLATE OUTPUT V3 16m CAPACITAT1VC TURK : ri : 2-2 ME C 20% . VOLUME 6JCS 26 COllPLATE i 2 3 4 5 6 T N

2、OTES: IF =5S* COMMON CROUKB Al VO (ACES *10% TAKEN WITH RESPECT TO CON MOM CROUKB WITH VTVN NO SlCNAl VOL. CON1ROL MINIMUM. UNLESS OTHER* SE iNDiCAlEB RESISTORS IN OHMS 2 WAIT 1B% All CAPAC TORS in Mf 20%. 35W4 rectifier V4 50C5 I2AU6 I2AV6 35W4 nrvsc tctc DR DC Use lowest sett mg of signal generato

3、r capable of producing adequate indi cation on lowest scale of meter. ALIGNMENT PROCEDURE ume By using alignment tool 98A30-7, you can align the IF transformer slugs from the top of the chassis. Connect output meter across output secondary. Disconnect speaker and use a 3.2 ohm load. TOP VIEW OF CHASSIS 4A4 SHOWING COMPONENTS AND ALIGNMENT POINTS i nov 3! 1 M UTT 1 收音机爱 好者资料库 RadioFans.CN