CONTENTS FOREWORD ----~----------+----- 2-3 - re eer ee ete re re eeeSee eee ee q ABSTRACT- ----+------ 22 - ee err rr rr re er er eee eee 5 PREFACE------------- 2 - ee er nee re re re rr re ee eee 6 CHAPTER 1 INTRODUCTION --------------- 2-3 eee r cee cr ree ee eee 11 1.1 Objectives~------------------ e ee e ce te ee ee ee ee ee se 1.2 Background and Theory -----------+-------- te reer eer nee CHAPTER 2 11 iL PROCEDURE ------------------- rrr reer cee rr er eee ree 13 2.1 Participation, ------+--+------------ eee ee ee ee ee ere ee ee 2.2 Instrumentation ------+--------- + - eer ee tt rer er ee te er ee re 2.2.1 Rockets ------------+---- 2 err re cer ere eee re ee ee eee 2.2.2 Radiation Transducers ---------------------- 8 eee eee eee 2.2.3 Launching Site- ----------- +--+ - 2 - eee ee ee nr ee ee ee eee eee 2.2.4 Receiving Stations -----------+---- +--+ 2-2-2 eee ee eee eee 2.3 Data Requirements ----------------- 2-2 ee cee ee ee ere ee ee eee 13 13 13 15 18 18 21 CHAPTER 3 RESULTS -------------------------+------------ eee ee 22 3.1 General Performance of the System ----------+-+--------+---------- 22 3,2 Telemetered Information--------+++---------+----+----- ee eee 22 CHAPTER 4 DISCUSSION -----------~-+------ +2220 - eee eee eee eee eee 28 4.1 General Operation of the System ---------------------+-+---------4.2 Activity in the Cloud-----------+--+------ 2-22 - ee eee ee ee ee eee 4.3 Contamination of the Rocket ----+----------+--+--2+-----0-------e-- CHAPTER 5 28 28 35 SUMMARY- -----------+------- ee tee ee ee ee eee eee eee 36 5.1 Conclusions- ------+-+----+--2- 2-2 5 ee ee eee ee ee ee ee eee ee eee §.2 Recommendations------+-------+------- eee eee ee ee ee eee eee nee 36 36 REFERENCES - ~------- 2 ee ee ce ee er te ee ee re ee et en ee eee 37 APPENDIX------------------------------ eee wee ee eee ee eee- 38 FIGURES 2.1 2.2 2.3 2.4 2.5 2.6 Cut-away view of atmospheric sounding projectile (ASP) ---------------+-One set of rockets and their launchers -----------------+--+-------+-+ Trajectories of ASP rockets -----~----------+--- +2025 -e--ee rete Radiation transducer schematic ----+-++------+-+----+ 2-2-2 ee eee eee Energy and direction response ot ASP radiation transducer ---~+-------+-+-+-ASP radiation transducer energy dependence for unitormly distributed source -------~---+--------+------ rere eee eee 2.7 Location of Project 2.61 activities- -----------+-----2- +s -- re ree eee 7 14 14 16 i? 19 19 20