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Kirt Blattenberger - RF Cafe Webmaster

Copyright: 1996 - 2024
Webmaster:
    Kirt Blattenberger,

    BSEE - KB3UON

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 typing up your telephone line, and a nice lady's voice announced "You've Got Mail" when a new message arrived...

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October 25, 2009 Engineering & Science Crossword Puzzle


Reproduction of this puzzle without the express permission of RF Cafe is prohibited.

Wireless & RF Engineering Crossword Puzzle - RF Cafe

ACROSS
1. _______ + 17A, SiGe-based MMIC manufacturer in Frankfurt, Germany
8. British physicist who discovered electromagnetic induction and diamagnetism
14. State of matter (pl.)
15. 3 GHz to 30 GHz
17. 1A + _____, SiGe-based MMIC manufacturer in Frankfurt, Germany
19. Slow flow of metal when under high temperature or great pressure
22. Short for potentiometer
24. Transformer interwinding connections
25. Software function selection mechanism
26. Automated Test Equipment (abbr.)
28. Integrated circuit (abbr.)
29. Electronics manufacturer with "meatball" logo
30. Amateur Television (abbr.)
31. Surface mount (abbr.)
33. Type of current
34. Data safeguard
37. The plane figure enclosed by two radii of a circle and the arc between them
39. Chemical symbol for ytterbium
41. Proportion of two numbers
42. Army-Navy specification (abbr.)
43. Void
44. Manned rocket series that went to the moon
45. SIgnal to Noise And Distortion (abbr.)
46. Switch position
48. Securing device
50. The "E" in EHF
53. Chemical symbol for nobelium
54. Band between RF and BB
55. Positive voltage lead color
56. Boob tube (abbr.)
58. Chemical symbol for lawrencium
59. Short Message Service
60. Chemical symbol for mercury
61. Electronics Industry Association (abbr.)
63. Arithmetic Logic Unit (abbr.)
66. Special diode type that can be switched (abbr.)
68. Chemical symbol for manganese
69. Carrier-to-noise ratio (abbr.)
71. Portion of a circle
73. Opposite of O.D.
74. ________ + 21D, Ethernet-based embedded measurement instruments manufacturer in San Francisco, CA
75. The time taken for half the atoms of a radioactive sample to decay
DOWN
2. A three-terminal power semiconductor device noted for high efficiency and fast switching (abbr.)
3. Chemical symbol for lanthanum
4. RF connector & cable vendor located in Farmingdale, NY
5. European equivalent to the U.L.
6. Unix, Linux or Windows (abbr.)
7. A bridge circuit used for accurate electrical measurements, named after its inventor
9. Chemical symbol for argon
10. Chemical symbol for radium
11. Tune
12. 10^1 numerical prefix
13. Length times width
15. Chemical symbol for strontium
16. Chemical symbol for iron
18. The curve traced out by a point on the circumference of a circle rolling on the exterior of another circle
19. Chemical symbol for cesium
20. Related to FM by a differential
21. 74A + __________, Ethernet-based embedded measurement instruments manufacturer in San Francisco, CA
23. Amateur radio abbreviation for the Oceania region (abbr.)
27. Time delay (abbr.)
29. Chemical symbol for gallium
32. Chemical symbol for molybdenum
35. User input device for a cellphone
36. A flip-flop input
37. 60/40, PbSn, for example
38. Graphs
40. Stock symbol for Boeing
42. Chemical symbol for aluminum
47. A measure of receiver quality (abbr.)
48. Take along
49. Government program to bring electricity to farms (abbr.)
51. Common average used for sinewaves (abbr.)
52. Computer character set (abbr.)
53. Unit of inductance (abbr.)
57. Unit of apparent power (abbr.)
58. Chemical symbol for lutetium
61. Electromagnetic interference (abbr.)
62. Low Noise Amplifier (abbr.)
64. Front edge of a wing (abbr.)
65. Internet address (abbr.)
67. Radio Direction Finding (abbr.)
69. Chemical symbol for chlorine
70. Chemical symbol for radon
71. A common battery cell size
72. Chemical symbol for californium


See solution below















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