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1. Attenuator circuit.
4. Device used to detect unseen objects.
8. TV frequencies (abbr.).
11. Rare silver-white element (abbr.) .
12. Likely to use radar.
13. Malayan ape.
14. Used in calibrating in the field.
15. Circuit employed in most computers.
17. Sacred song.
20. Many radar units are this.
22. Southernmost U.S. land mass.
24. Unit of time.
26. What radar senses.
28. English dip thong.
29. Tube that reduces the effect of amplitude modulation.
32. At full speed.
33. A grain of cereal grass.
34. Young fish.
35. Local official servant (abbr.).
37. An officer (abbr.).
38. One of the "Little Women."
40. To sleep fitfully.
42. Woman's name.
44. Order of animals (suffix).
45. To contrive by various make-shifts.
46. Hawaiian baking pit.
47. River in Hades.
48. Capek's play about robots.
49. Circuit which blocks low-level extraneous signals.
51. Good (prefix).
53. Circuits where lighthouse tubes are used.
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2. Particle.
3. German article.
5. Transformer output.
6. Effect utilized by radar.
7. One of the press associations (abbr.) .
8. Body of Moslem scholars (Arabic spelling).
9. Chapeau.
10. It's usually given in cycles-per-second.
15. Melancholy.
16. One of the backfield (abbr.).
18. Unit of time (abbr.).
19. Grid mounting on lighthouse tubes.
20. Indian of the Mayan tribe.
21. Colorful songbird.
23. Fencer's cry.
25. Region in Southeast Asia (abbr.).
27. The male red deer.
30. Make edging.
31. And (Latin).
36. African antelope.
38. Unlimited.
39. Combines oscillator signals.
41. Naught.
42. East Indian tanning tree.
43. Consisting of two parts.
44. Pronoun.
46. A Federal agency (abbr.).
47. Mineral spring.
50. Unit of measure (abbr.).
52. You and me.
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