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April 26, 2009 Engineering & Science Crossword Puzzle
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Reproduction of this puzzle without the express permission of RF Cafe is prohibited.
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ACROSS 1. Unit of current 4. Transformer
interwinding connection 7. 30 MHz to 300 MHz 10. A network of components used to partition voltage into
certain levels at certain points, pl. 14. UMTS terrestrial radio access, abbr. 15. Material testing
organization, abbr. 17. Engineering Change Notice, abbr. 20. Foot, abbr. 21. Hz 23. 1.602E-19
Joules
24. Mr. de Forest's first name 26. Unit of admittance, pl. 28. One of the first commercial software
spreadsheets, (w/123) 30. RF passive device manufacturer in Bay Shore, NY 31. Element in front of the
driven element in a Yagi or Quad antenna 33. Course headings 35. Chemical symbol for tantalum 36.
Chemical symbol for argon 37. Chemical symbol for copper 38. Microhenry, abbr. 39. Equivalent Series
Resistance
40. Chemical symbol for palladium 41. Chemical symbol for erbium 42. Chemical symbol for iron 43.
Network department, abbr. 45. Platforms for synthetic radar 49. Shiny metallic element 53. National
Television System Committee 54. Numerical prefix for 10^2 56. Frequency vs. amplitude plot 57.
Describes the action of cleaving a crystal plane 58. Upper frequency, abbr. 60. Logarithmic units of
power 61. Part of this website's title 63. Silicon transistor type 64. Complex Instruction Set
Computer
66. ____-Einstein condensates 68. Performing a calculus function 71. Line of Sight; Linux Operating
System 72. Wavelength Division Multiplexing 73. Very large unit of apparent power, abbr.
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DOWN
1. Arithmetic Logic Unit 2. Reliability measure 3. Component 4. Test equipment, abbr. 5. Change
connector type 6. Ratio of circumference to diameter 7. Tool for holding parts while working on them
8. High Definition Television 9. Finite-Element Model 11. Chemical symbol for gallium 12. Unit of
apparent power, abbr. 13. A property of memristors 16. What you make with a DMM or o-scope 18. Type of
distribution, squared 19. Type of logic gate 21. Made an adjustment to misalignment
22. Removes 24. Computer communication scheme 25. Unit of energy 27. Adjust a pot
28. Local Oscillator 29. Chemical symbol for selenium 30. Powers pneumatic devices
32. Filter transfer function 34. The "R" in ARINC 42. U.S. Spectrum allocation agency
44. Miniature RF connector 46. International Telecommunications Union 47. Readability, Signal, and Tone
(QoS report type) 48. Femtohenry, abbr. 50. Chemical symbol for holmium 51. Charged particle 52.
User Datagram Protocol 55. 4 GHz to 8 GHz 58. First-in, first-out, abbr. 59. A compiler directive
61. Move from cell to cell 62. Fast-Scan TV 64. Compact Fluorescent Light 65. Chemical symbol for
chromium 66. Chemical symbol for bismuth 67. Electronics Industry Association 69. Modern battlefield
technique, abbr. 70. Chemical symbol for thulium |
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See solution below
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