FR-220
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28
FR220 220 MHz FM Receiver Kit
Quick Reference Page Guide
I
ntroduction to the FR220 .............. 4
Circuit Description .......................... 5
Parts List ........................................ 6
Simplified Block Diagram ............... 8
Parts Layout Diagram .................... 9
FR220 Assembly Instructions ........ 11
Testing and Alignment ................... 21
Enclosure Ideas ............................. 24
Troubleshooting Guide .................. 24
Notes for Advanced Users ............. 25
Ramsey Kit Warranty ..................... 27
Price: $5.00
Ramsey Publication No. FR220
Assembly and Instruction manual for:
RAMSEY MODEL NO. FR220 220 MHz FM RECEIVER KIT
RAMSEY ELECTRONICS, INC.
590 Fishers Station Drive
Victor, New York 14564
Phone (585) 924-4560
Fax (585) 924-4555
www.ramseykits.com
REQUIRED TOOLS
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Soldering Iron Ramsey WLC100
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Thin Rosin Core Solder Ramsey RTS12
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Needle Nose Pliers Ramsey MPP4 or RTS05
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Small Diagonal Cutters Ramsey RTS04
<OR> Technician’s Tool Kit TK405
ADDITIONAL SUGGESTED ITEMS
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Holder for PC Board/Parts Ramsey HH3
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Desoldering Braid Ramsey RTS08
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Digital Multimeter Ramsey M133
TOTAL SOLDER POINTS
232
ESTIMATED ASSEMBLY
TIME
Beginner ...............6.8 hrs
Intermediate .........3.9 hrs
Advanced .............2.9 hrs
Summary of Contents for FR220
Page 8: ...FR 220 8 U2 3359 FR220 BLOCK DIAGRAM U1 SA602 MIXER...
Page 9: ...FR 220 9 FR220 PARTS LAYOUT DIAGRAM...
Page 14: ...FR 220 14...
Page 15: ...FR 220 15...