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1/2/2007 Engineering & Science Crossword Puzzle

Note: A standard for crossword puzzles is when all words in a clue are capitalized, the solution is the abbreviation or acronym for that clue; e.g., Alternating Current = AC.

2007 Engineering & Science Crossword Puzzles

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Reproduction of this puzzle without the express permission of RF Cafe is prohibited.

RF Cafe: Engineering & science crossword puzzle

ACROSS
1. RF power out versus RF + DC power in
9. Transformer interwinding connection
11. Error checking scheme, abbr.
12. Decimeter, abbr.
13. Foot, abbr.
14. Microfarad, abbr.
16. Switch position
19. Programmable Logic Device, abbr.
21. Type of logic gate
23. TCP-__
25. RF__, or MM__
27. Chemical symbol for europium
29. Forerunner to NASA
31. Chemical symbol for nobelium
32. Chemical symbol for neodymium
33. Radioactive ____-life
35. 1E6 nanoseconds
36. Chemical symbol for radon
37. Manufacturer of project boxes
38. Band between RF and baseband, pl.
40. Encased in a protective covering
42. Electrical conductor
44. International Relay Chat, abbr.
45. Motorola's Digital ___
46. Army-Navy spec
47. 1e-6 mA
48. Co-Channel Rejection Ratio, abbr.
50. Chemical symbol for tin
51. Chemical symbol for neptunium
52. ___ a knob on the O-scope
54. Chemical symbol for radium
55. Network department, abbr.
56. Chemical symbol for zinc
57. A mirror to LSB, usually
59. It came before GLONASS and Galileo
62. 1/000 of an amp
63. Chemical symbol for praseodymium
64. Nanohenry, abbr.
66. Picohenry, abbr.
68. Surface mount technology
71. Hz
72. A type of opamp topology
DOWN
2. A BPF spec
3. Chemical symbol for francium
4. Small representative graphic
5. Opposite of O.D.
6. Electromagnetic, abbr.
7. Chemical symbol for californium
8. A microwave oscillator puck compound, abbr.
9. Tool for adjusting variable components
10. Audio Frequency
15. Chemical symbol for gallium
17. Negation prefix
18. Electronics Industry Association, abbr.
20. Have a positive phase wrt a reference
22. Type of data storage device, abbr., pl.
24. Charge storage device, English style, pl.
26. Chemical symbol for cadmium
28. Electrical safety organization, abbr.
30. Chemical symbol for cesium
31. Gun safety and education organization
33. Color quality
34. Type of digital filter, abbr.
37. Chemical symbol for bromine
39. U.S. Spectrum allocation agency
40. Carrier-to-Noise Ratio, abbr.
41. Chemical symbol for lanthanum
43. Indium phosphide symbol
44. International Amateur Radio Union, abbr.
45. Opposing force to thrust
47. Greek letter
49. Chemical symbol for chromium
50. Chemical symbol for silicon
52. Type of threaded RF connector
53. Stock symbol for National Semiconductor
58. One port on a BJT
60. polonium
61. Logic gate
63. Min-to-max voltage of a waveform
65. Opposite of a LO
66. Picofarad, abbr.
67. Chemical symbol for helium
69. Chemical symbol for manganese
70. Coefficient of temperature, abbr.


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