FM25B Synthesized FM Stereo Transmitter Kit

TABLE OF CONTENTS Introduction ...................................... 4 Circuit Description ............................ 5 Parts Layout Diagram....................... 9 FM25B Parts List.............................. 10 FM25B Assembly ............................. 12 Schematic Diagram.......................... 18 Troubleshooting................................ 27 FCC Rules and Information.............. 28 Warranty........................................... 35

REQUIRED TOOLS  Soldering Iron  Thin Rosin Core Solder  Needle Nose Pliers  Small Diagonal Cutters ADDITIONAL SUGGESTED ITEMS  Helping Hands Holder for PC Board/Parts  Desoldering Braid/Solder Sucker Ramsey Customer Use Only Not For

TOTAL SOLDER POINTS 326 ESTIMATED ASSEMBLY TIME Beginner............... 10 hrs Intermediate......... 6 hrs Advanced ............. 4 hrs Publication

Manual Only Price: $5.00 Ramsey Publication No. MFM25B Assembly and Instruction manual for: RAMSEY MODEL NO. FM25B SYNTHESIZED FM STEREO TRANSMITTER

RAMSEY ELECTRONICS, LLC 590 Fishers Station Drive Victor, New York 14564 Phone (585) 924-4560 Fax (585) 924-4555 www.ramseykits.com

FM25B  36

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