FM25B • 36
Price: $5.00
Ramsey Publication No. MFM25B
Assembly and Instruction manual for:
RAMSEY MODEL NO. FM25B
SYNTHESIZED STEREO TRANSMITTER KIT
Quick Reference Page Guide
Introduction ..................................... 4
Circuit Description ............................ 5
Parts Layout Diagram ...................... 9
FM25B Parts List ............................. 10
FM25B Assembly ............................. 12
Troubleshooting ............................... 25
FCC Rules and Information ............. 26
Understanding Field Strength .......... 29
Summary ......................................... 30
Schematic Diagram ......................... 33
Warranty .......................................... 35
TOTAL SOLDER POINTS
326
ESTIMATED ASSEMBLY
TIME
Beginner .............. 10 hrs
Intermediate ........ 6 hrs
Advanced ............. 4 hrs
RAMSEY ELECTRONICS, INC.
590 Fishers Station Drive
Victor, New York 14564
Phone (585) 924-4560
Fax (585) 924-4555
www.ramseykits.com
REQUIRED TOOLS
• Soldering Iron Ramsey WLC100
• Thin Rosin Core Solder Ramsey RTS12
• Needle Nose Pliers Ramsey MPP4 or RTS05
• Small Diagonal Cutters Ramsey RTS04
<OR> Technician’s Tool Kit TK405
ADDITIONAL SUGGESTED ITEMS
• Holder for PC Board/Parts Ramsey HH3
• Desoldering Braid Ramsey RTS08
• Digital Multimeter Ramsey M133
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