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10/30/2007 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. | ||
Reproduction of this puzzle without the express permission of RF Cafe is prohibited. | ||
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| ACROSS 1. PNPs and NPNs 8. Femtohenry, abbr. 10. Advanced Communication Technologies and Services 11. Liquid cooling agent 13. Sample group 14. A filter parameter (# of stages) 15. Infrared, abbr. 16. Hub of the solar system 17. Chemical symbol for praseodymium 18. Chemical symbol for argon 19. Common Gateway Interface 20. Army-Navy spec., abbr. 21. U.K-based defense contractor 22. Chemical symbol for radium 23. Logarithmic reflectivity unit 24. 36 inches 25. Synchronous Digital Hierarchy 27. Part of a FOR loop 28. Motorola's "Digital ___" 29. Institute of Electrical Engineers (U.K) 31. Chemical symbol for lanthanum 33. Direct Memory Access 35. High frequency semiconductor, abbr. 36. Type of amp used in an RX front-end, abbr. 38. Electromagnetic, abbr. 39. Antenna, abbr. 40. 10^1 numerical prefix 41. FCC Part 15 rules apply here 42. Test Point 43. Network department, abbr. 44. 1/000 of an inch 45. Semiconductor and calculator company, abbr. 46. Color #5 48. Miniature threaded RF connector 49. Sets of poles 50. Small DIP package 51. Chemical symbol for tin 52. Type of capacitor dielectrics | DOWN 1. Balanced-to-unbalanced device 2. Small representative graphic 3. Push To Talk 4. Unix, Linux or Windows 5. The Microwave Office company, abbr. 6. Aircraft tracking systems 7. Solid angle units 9. Perpendicular to vertical 12. Chemical symbol for erbium 14. Used logic gates 15. Insulated Gate Bipolar Transistor 16. The GPS system is made up of them 17. A type of very low noise level amplifier 19. Chemical symbol for cadmium 21. Range of frequencies 24. Yard, abbr. 26. Common form of energy that arises from the kinetic energy of atoms and molecules 30. Chemical symbol for einsteinium 32. American National Standards Institute 34. Unit of current 35. A primary amplifier parameter 37. Modulation type, abbr. 40. 2/3 of a triac, pl. 44. Monolithic Microwave Integrated Circuit 46. Chemical symbol for gallium 47. Equivalent Series Resistance 48. Semiconductor On Insulator, abbr. 50. Type of component package, abbr. | |
Answer below  | ||
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