CONTENTS
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FOREWORD -7-7 77 77 TTT e
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ABSTRACT <-- rrr ttt rr
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INTRODUCTION -----~------- enter errr tc t
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1.1 Objectives --- ctr r rrr rrr rae soccer tscece
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woecc~-PREFACE --~ 7 t ttre wrt s testes cere
CHAPTER 1
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1.2 Background -------<-----7--%57e>- ww ewe ner esses
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1.9 Theory --- crt rrr rrr ttt rr strc s scr ccrncn 10
OPERATIONS AND INSTRUMENTATION --~---<-------- woos 14
2.1 Detectors -------- Rr tt rn et ren eee rere cence 15
CHAPTER 2
2.1.1 Description ------------- renner reenter e- aero eee ee 18
2.1.2 Calibration ----------2--- -- - ee re err eter tee erence 18
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2.2 Data Encoder---- -- won enn ne ee ee
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2.8 Magnetic-Tape Recorder - --~<--------9 7 errr re
2.3.1 Recording Electronics ----------------------- meee n-ne 25
---- 2220-2 ------2.3.2 Timing Electronics ----------------
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2.3.3 Erase Electronics ----------+----+-- 22 - enone see-~ 226
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+-------+------2.4 Calibration ------------------------------+--27
---2.4.1 Detector 1 (Cal) ----------~-------------
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2.4.2 Detector 2 (Lit) ------------------------
2.4.3 Detector 3 (Lil)
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2.5.4 Minus 2 Seconds --------------------
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-----------2.4.4 Detector 4 (KBr) --------------------
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2.5 Command and Programming System ------------es rr cr ne ee re rr eee 30
2.5.1 Minus 7 Minutes -----------2.5.2
Minus 2 Minutes
------2------e2.5.3 Minus 10 Seconds----------~----------
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2.7 Form and Accuracy of Data ------------ 0+ -- terre rrr ern
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2.5.5 Gamma-Ray Pulse
2.6
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Ground Station ~- -- ~ - << <= #22 oe ere
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CHAPTER 3
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RESULTS AND DISCUSSION ~-----------------------
CHAPTER 4
CONCLUSIONS AND RECOMMENDATIONS ----------------
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4.1 Conclusions -------- te ee ee ee ee eee
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------4------4.2 Recommendations -----------------<------
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REFERENCES -- - - ----------- 2-2 eee ce rr rrr cree 36
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