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March 7, 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. | |
| Reproduction of this puzzle without the express permission of RF Cafe is prohibited. | |
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| ACROSS 1. Angle described by hypotenuse/opposite sides of a right triangle 6. ______ Antenna Systems (formerly European Antennas) 10. Computer communication scheme (abbr.) 11. Cross __, coaxial cable and connector manufacturer in Lomita, CA 13. Government program to bring electricity to farms (abbr.) 15. Unit of time (abbr.) 17. Common average used for sinewaves (abbr.) 19. Chemical symbol for thulium 20. Chemical symbol for cesium 21. Chemical symbol for tantalum 22. Chemical symbol for beryllium oxide 24. Computer character set (abbr.) 25. _______ RF Systems, RF amplifier company in Inglewood, CA 26. Chemical symbol for rhodium 28. Chemical symbol for antimony 30. ______ Engineering, in Southbridge, MA 34. Surfaces 38. Chemical symbol for radium 39. Official engineering change document (abbr., pl.) 40. RF amplifier & attenuator company in Verona, NJ 44. Connector vendor headquartered in Bristol, PA 46. Describes a DC power line that has had noise removed 48. Class of spread spectrum (abbr.) 51. Chemical symbol for nobelium 52. Recover the modulation from the RF signal 53. Mr. Arrhenius' first name 56. 10^1 numerical prefix 58. Abbreviation for peak voltage 60. Maker of power meters located in Parsippany, NJ 64. RF IC manufacturer located in Dübendorf, Switzerland 67. Display type 68. Front edge of a wing (abbr.) 69. Local Oscillator (abbr.) 70. Morse Code for "from" 71. Direct Memory Access (abbr.) 74. Chemical symbol for lithium 75. One state of matter 77. Unit of length (abbr.) 78. Network file transfer protocol (abbr.) 80. Supress an oscillation 81. Integrate data onto a carrier wave | DOWN 1. An angle that has less than 90 degrees 2. Chemical symbol for chlorine 3. Crystal filter type (abbr.) 4. One port of an amplifier 5. Miscalculations 7. Method of connecting redundant power supplies 8. Greek letter 9. Amateur radio operators 12. Type of modulation (abbr.) 14. Degree of IC sophistication (abbr.) 16. Measure a waveform at regular intervals 18. Specialized Mobile Radio 20. Connector ____, coaxial connector & cable assembly vendor in Merlin, OR 22. Bandwidth (abbr.) 23. BS__ - the degree held by many RF Cafe visitors 27. Abbreviation for Hertz 29. Type of ground strap wire 31. Very luminous 32. Radio Amateurs of Canada 33. International phonetic alphabet letter "K" 35. Type of current flow (abbr.) 36. Equivalent circuit type using a current source and parallel resistor 37. Chemical symbol for einsteinium 41. Akin to an EE, CE, AE, etc. 42. Unit of time (abbr.) 43. Circuit for firing a radar magnetron (abbr., pl.) 44. Chemical symbol for argon 45. One component of a complex number (abbr.) 47. Low Noise Amplifier (abbr.) 48. Chemical symbol for iron 49. Chemical symbol for selenium 50. Use the wheel on a mouse 54. Voltage-controlled crystal oscillator (abbr.) 55. 1.602E-19 Joules 57. Remove heat by shedding burned material 59. Attenuator 61. Amateur radio abbreviation for the Oceania region (abbr.) 62. Opposite of I.D. 63. Mr. Bohr's first name 64. Arithmetic Logic Unit (abbr.) 65. Quickly changing portion of waveform 66. A type of average 72. 300 kHz to 3 MHz 73. Permeability-tuned oscillator (abbr.) 76. Chemical symbol for scandium 78. A BPF specification (abbr.) 79. Chemical symbol for palladium |
Answer below  | |
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