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| March 21, 2010 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.
2010 Engineering & Science Crossword Puzzles
- Dec 19,
Dec 12,
Dec 5-
Nov 28,
Nov 21,
Nov 14,
Nov 7-
Oct 31,
Oct 24,
Oct 17,
Oct 10,
Oct 3-
Sep 26,
Sep 12,
Sep 5-
Aug 29,
Aug 22-
Jul 25,
Jul 18,
Jul 11,
Jul 4-
Jun 27,
Jun 20,
Jun 13,
Jun 6-
May 30,
May 23,
May 16,
May 9,
May 2-
Apr 25,
Apr 18,
Apr 11,
Apr 4-
Mar 28,
Mar 21,
Mar 14,
Mar 7-
Feb 28,
Feb 21,
Feb 14,
Feb 7-
Jan 31,
Jan 24,
Jan 17,
Jan 10,
Jan 3
Reproduction of this puzzle without the express permission of RF Cafe is prohibited. | 
| ACROSS
2. Changes from a "0" to a "1" 6. Greek letter 11. Software drafting tool (abbr.) 13. Airport Surveillance Radar (abbr.) 14. Test point (abbr.) 15. Resistor used to drain voltage off of a high potential supply 19. Semiconductor and calculator company (abbr.) 20. Early computer display screen resolution (abbr.) 23. Current-voltage phase mnemonic 24. Ham's code for "Entire net stand by." 26. Telex-Over-Radio (abbr.) 28. ________ Technology, precision analog measurement and control company in San Francisco, CA 30. Direction of carbon fiber strands 33. He came up with 6.02E23 as the number of "entities" in a mole of anything 35. Scheme to maintain proper frequency (abbr.) 36. PCB Material _____, RF substrate raw materials supplier in Palatine, IL 38. Digital Signal Processor (abbr.) 39. Unit of liquid volume 40. Ad-hoc on demand distance vector (abbr.) 41. BASIC looping keyword 42. Type of digital filter (abbr.) 44. Charged particle 46. Unit of resistance 48. Motorola's "Digital ___" 49. Ham's code for "Can you acknowledge receipt?" 50. Chemical symbol for bromine 51. Galilean moon 53. Chemical symbol for copper 54. Chemical symbol for californium 56. Parts per million (abbr.) 57. RF connector type 58. A common battery cell size 59. Semiconductor lamp 61. Chemical symbol for lithium 62. BS__ - the degree held by many RF Cafe visitors 64. Chemical symbol for magnesium 65. Electromagnetic (abbr.) 67. Powers pneumatic devices 68. Amateur Radio Association (abbr.) 70. Discipline for aircraft navigation in low visibility environments (abbr.) 71. Logical negation operator 72. Direct Memory Access (abbr.) 73. Multifunctional silicon devices (abbr., pl.) 74. Thing in a bill of material 76. Connector vendor, now owned by FCI in St. Louis, Missouri 77. Once around a circuit 80. _____ Microwave East (part of L3-Com), RF component manufacturer located in Hauppauge, NY 83. Radio Amateurs of Canada 85. ________ + Test Equipment, TE sales & rental service in Webster, MA 89. Global System for Mobile Communications (abbr.) 90. Its chemical symbol is Sb 93. Logic family (abbr.) 94. Stock symbol for Lockheed Martin 96. Transmission control protocol 97. Type of data conversion device (abbr.) 98. Chemical symbol for gallium 100. Type of reconfigurable memory (abbr., pl.) 102. Chemical symbol for beryllium 103. Switch position 105. Finite Element Analysis (abbr.) 106. _______ Electronics, RF filter & components manufacturer in Garfield, NJ 107. First magnitude star in Auriga
| DOWN
1. Removed stored energy from a capacitor 3. Number system using only the digits 0 to 7 4. Key feature in a high level overvoltage protection device 5. Chemical symbol for gadolinium 7. Chemical symbol for calcium 8. Readability, Signal, and Tone (QoS report type) 9. Using a logical connection scheme for redundant power supplies 10. Filter vendor in Norwalk, CT 12. European equivalent to the U.L. 15. Binary Coded Decimal 16. Front edge of a wing (abbr.) 17. Equalizer (abbr.) 18. Rádio Nacional de Angola (abbr.) 21. Image file format name extension 22. Feedback system used to maintain constant level (abbr.) 23. One port of an amplifier 25. 1.602E-19 Joules 26. Time division duplex (abbr.) 27. Method of connecting redundant power supplies (pl.) 29. Mathematical model for an inexact representation of a function 30. Local Oscillator (abbr.) 31. Creating a corona 32. Ham-ese for Young Lady 34. He, along with his brother Wilbur, flew the 1st self-powered aircraft flight 36. Weight (abbr.) 37. 10^1 numerical prefix 41. Subatomic particle named after an Italian-born American nuclear physicist 42. Opposite of O.D. 43. Chemical symbol for radium 45. The central core of an atom 47. An efficient microstrip corner shape 49. An antenna constructed with both quad and Yagi elements 50. Broadband Over Power Lines, a Ham's nemesis 52. Exponent that returns the original number 53. Person responsible for program spending (abbr.) 55. Finite-Element Model 60. Keeps wires from shorting together 63. Strong cable coverings 66. Megahertz 68. Analog-to-Digital (abbr.) 69. A common battery cell size 75. Chemical symbol for manganese 76. Stock symbol for Boeing 78. ___-AZIMUTH telescope mount 79. Oscillator type that is referenced to an external source (abbr.) 81. Chemical symbol for silver 82. Decimeter (abbr.) 83. Unit of length equal to 5.5 yards 84. Automatic network analyzer (abbr.) 86. Its chemical symbol is Ar 87. Chemical symbol for chlorine 88. Using the moon as a passive reflector to establish a signal path; moonbounce (abbr.) 90. Applied Computational Sciences, RF simulator company in Escondido, CA (abbr.) 91. Chemical symbol for neptunium 92. Theoretical 95. Test equipment (abbr.) 96. Chemical symbol for thulium 99. Colorado Springs military school (abbr.) 101. Chemical symbol for rubidium 102. 10 decibels 104. Unit of length (abbr.) 105. Chemical symbol for iron |
| Answer below

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