CHAPTER 2
THEORY OF OPERATION
This chapter contains a brief description of the 4640-B theory of
operation based on backscatter of gamma radiation.
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CONTENTS
Theory of Operation ..................................................................... 2–2
Model 4640-B
2–1
Summary of Contents for 4640-B
Page 6: ...NOTES vi...
Page 12: ...NOTES xii...
Page 17: ...1 GENERAL INFORMATION Figure 1 1 Model 4640 B Parts and Accessories Model 4640 B 1 5...
Page 22: ...NOTES 1 10...
Page 26: ...NOTES 2 4...
Page 84: ...NOTES Appendix A 12...
Page 108: ...NOTES Appendix C 18...
Page 130: ...NOTES Appendix F 8...
