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February 22, 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. Mathematical quantity having magnitude, but no direction 6. A metal that is liquid at room temperature 11. He, along with Mr. Savart, developed a law that describes a magnetic field generated by an electric current 12. Automatic Frequency Control 14. RF coupler vendor in Bay Shore, NY 16. Type of logic gate 17. Chemical symbol for praseodymium 18. Logic family 19. Army-Navy specification, abbr. 20. Term for asymmetry of a statistical distribution 22. Term used to interrupt a conversation on a repeater to indicate that there is an emergency or urgent message 23. Chemical symbol for einsteinium 24. Stock symbol for Harris Communications 25. Abbreviation for capacitor 27. Network department, abbr. 28. Band between RF and BB 30. Considered the 4th dimension 32. Pseudomorphic high-electron-mobility transistor, abbr. 34. Nanohenry, abbr. 35. The "E" in BER 36. Last stages in transmitter, abbr., pl. 38. Current-voltage phase mnemonic 39. Chemical symbol for mercury 41. Component 42. Advanced Research Projects Agency , abbr. 44. Galilean moon 45. Filter type 47. Akin to EEs, CEs, AEs, etc. 48. 4 GHz to 8 GHz 49. Switch position 50. Filter vendor in Salisbury, MD 52. Mr. Blattenberger of RF Cafe 53. Type of current 54. Chemical symbol for ytterbium 55. U.S. military organization, abbr. 58. Agilent's EE design software 59. Modulation type, abbr. 61. Geometric entity with only length, pl. 62. Technical drawing structure 64. One component of a complex number, abbr. 65. Cellphone band above DCS; Personal communication system 66. Chemical symbol for aluminum 67. Amateur Radio Association 68. Add an impurity to a semiconductor 69. Government program to bring electricity to farms, abbr. 71. One bit of a real number 72. The "E" in ELF 73. One port on a FET, pl. |
DOWN 1. Opposite of a source 2. Coder/decoder. abbr. 3. PC follower 4. A common battery cell size 5. Mixer vendor in Sacramento, CA 6. Performing part of the photoetch process 7. The "R" in BER 8. Computer monitor, abbr., pl. 9. Internet address, abbr. 10. Chemical symbol for radium 11. An alkaline substance 13. _____ factor, the peak-to-average waveform value 15. Mates a plug to a jack 19. Cable covered by strong jacket 21. Wireless application protocol, abbr. 24. Mr. Maxim's first name (ARRL) 26. Greek letter often used to represent an angle 29. Femtohenry, abbr. 30. Total radiated power, abbr. 31. Tough drill bit material 33. High-speed logic family 36. Hewlett's partner 37. Longitudinal shape-forming structural elements 39. Chemical symbol for holmium 40. Silicon transistor type 43. Antenna, abbr. 44. A simple machine 45. Named a software object 46. Frequency Division Duplex 49. Opposite of I.D. 50. A common insulation type for wire-wrap wire 51. Sample group 56. One port on a FET 57. The quotient of the sum of several quantities and their number 59. Adjacent Channel Power Ratio 60. BSEE + 2 years 63. Unit of energy, pl. 65. Short for potentiometer 68. Ham abbreviation for "distant station" 70. Chemical symbol for argon 71. Chemical symbol for silicon |
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See solution below  |
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Copyright: 1996 - 2026 |
About RF Cafe RF Cafe began life in 1996 as "RF Tools" in an AOL screen name web space totaling 2 MB. Its primary purpose was to provide me with ready access to commonly needed formulas and reference material while performing my work as an RF system and circuit design engineer. The World Wide Web (Internet) was largely an unknown entity at the time and bandwidth was a scarce commodity. Dial-up modems blazed along at 14.4 kbps while tying up your telephone line, and a lady's voice announced "You've Got Mail" when a new message arrived... |
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