RF Filter Crossword Puzzle
October 12, 2014
| 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. | |||
| 2014 Crosswords Archive | |||
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December 28 December 21 December 14 December 7 November 30 November 23 November 16 November 9 November 2 October 26 October 19 October 12 October 5 |
September 28 September 21 September 14 September 7 August 31 August 24 August 17 August 10 August 3 July 27 July 20 July 13 July 6 |
June 29 June 22 June 15 June 8 June 1 May 25 May 18 May 11 May 4 April 27 April 20 April 13 April 6 |
March 30 March 23 March 16 March 9 March 2 February 23 February 16 February 9 February 2 January 26 January 19 January 12 January 5 |
Reproduction of this puzzle without the express permission of RF Cafe is prohibited.
| ACROSS | DOWN |
| 1. Illumination devices 5. Equiripple filter type (pl.) 11. _____ conductor 15. Innovative Power Products, Holbrook, NY (abbr.) 16. Chemical symbol for bromine 17. Permeability-tuned oscillator (abbr.) 18. Boob tube (abbr.) 20. Frequency division multiple access (abbr.) 22. Chemical symbol for erbium 24. Chemical symbol for californium 25. Application Specific Integrated Circuit (abbr.) 27. Opposite of a LO 28. Transformer interwinding connection 30. Unit of weight 31. Compliment to a pole in a filter transfer function 34. Negation prefix 35. Metric system (abbr.) 36. Sound frequency in the human hearing range (abbr.) 37. Time Division Multiple Access 39. Greek letter (micro) 40. Amateur Radio Direction Finding (abbr.) 41. Chemical symbol for lanthanum 42. Chemical symbol for nobelium 43. Chemical symbol for xenon 45. Chemical symbol for copper 46. Test point (abbr.) 48. Chemical symbol for argon 49. Infrared (abbr.) 50. Chemical symbol for aluminum 51. Weight (abbr.) 52. Chemical symbol for europium 53. Unit of resistance (pl.) 55. Network department (abbr.) 57. Time Division Multiple Access 59. Infrared (abbr.) 60. Positive voltage lead color 62. Voltage-current phase mnemonic 63. Compliment to a zero in a filter polynomial 65. Unit of energy 67. "Texting" (abbr.) 69. Boob tube (abbr.) 70. Move in a raster pattern 71. Type of logic gate 72. Chemical symbol for tin 74. Short for terminal 76. Opposite of a LO 77. Science of assuring operation amid dense EM background noise (abbr.) 78. Bandwidth (abbr.) 80. FCC Part 15 rules apply in this band (abbr.) 82. The gaseous state of water 83. Filter type also known as 'Cauer' 84. Basic PN junction component |
1. Maximally flat filter type (pl.) 2. Chemical symbol for lithium 3. Filter type (abbr.) 4. Switch configuration (abbr.) 5. 4 GHz to 8 GHz 6. Using the moon as a passive reflector to establish a signal path; moonbounce (abbr.) 7. Chemical symbol for ytterbium 8. Chemical symbol for strontium 9. Electromotive force (abbr.) 10. 2 GHz to 4 GHz 11. Quantum electron property 12. Coordinated Universal Time (abbr.) 13. Chemical symbol for polonium 14. Filter type with equiripple in passband and stopband 19. Unit of apparent power (abbr.) 21. Cell phone (sold to Google) and IC manufacturer 23. Return-to-Zero (abbr.) 24. Chemical symbol for cobalt 26. Product offering type of Applied Wave Research (AWR), Applied Computer Sciences (ACS), Guided Wave Technology, Sunshine Design, etc. 27. Chemical symbol for mercury 29. Met all test requirements 32. 1/6 inch printer's measure 33. Chemical symbol for ruthenium 35. Filter type with high rate of out-of-band attenuation (aka 'elliptic') (pl.) 38. x, y, or z on Cartesian coordinates 40. Automated universal inductance tester - watch that 3rd letter, (abbr.) 42. 1e-6 mA 44. Chemical symbol for erbium 45. Chemical symbol for calcium 47. Chemical symbol for platinum 54. Device for allowing two surfaces to rotate wrt each other 55. Galilean moon 56. Chemical symbol for thallium 58. Steel, brass, aluminum, etc. 61. 1.602E-19 Joules 62. ECM response 63. Chemical symbol for praseodymium 64. Chemical symbol for einsteinium 66. Vacuum tube element 68. Unit of inductance (abbr.) 70. Miniature threaded RF connector 71. Lubricant 73. Negative temperature coefficient (abbr.) 75. Degree of IC sophistication (abbr.) 77. BS__ - the degree held by many RF Cafe visitors 78. Filter type that blocks frequencies below and above a specified band (abbr.) 79. Weight (abbr.) 81. Chemical symbol for molybdenum |
Answer below
