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Ramsey Electronics manual RAMSEY PR20 PRE-AMPPARTS LAYOUT, NOTE FOR PR-20, Disregard C6, PR20-5

Models: PR20

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RAMSEY PR20 PRE-AMP PARTS LAYOUT

RAMSEY PR20 PRE-AMP PARTS LAYOUT

*NOTE FOR PR-20:

Disregard C6

PR20—5

Image 5

Ramsey Electronics manual RAMSEY PR20 PRE-AMPPARTS LAYOUT, NOTE FOR PR-20, Disregard C6, PR20-5

Contents

Easy 15 minute assembly Kit No. PR20220MHz LOW NOISE PREAMP KIT 16 db Gain, 1 db Noise FigurePR20-2 INTRODUCTION TO THE PR20 LOW NOISE PREAMPLIFIERPR20-3 CIRCUIT DESCRIPTIONPARTS SUPPLIED WITH PR20 KIT NOTE FOR PR-20 RAMSEY PR20 PRE-AMPPARTS LAYOUTDisregard C6 PR20-5PR20 PRE-AMPASSEMBLY PROCEDURE ‰3. Install C4, 100pF marked 100 or INPUT AND OUTPUT CONNECTIONS PR20-9 TESTING AND ADJUSTMENTPR20-10 PR20 ON-OFFSWITCHING SUGGESTIONSTRONG SIGNAL OVER-LOADING A 220 MHz “ACTIVE ANTENNA” 2SC2498 CHARACTERISTICS PR20-13 TROUBLESHOOTING GUIDECONCLUSION PR20-14 PR20-15 The Ramsey Kit WarrantyCall or write for our full line catalog