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Espresso Engineering Workbook™
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RF & Microwave Engineering Crossword Puzzle
October 25, 2015 |
This week's crossword puzzle, as with all RF Cafe puzzles,
uses only words pertaining to engineering, science, mathematics, mechanics, chemistry, astronomy, etc. You will
never find a reference to some obscure geological feature or city, or be asked to recall the name of some numbnut
movie star or fashion designer. Enjoy!
Reproduction of this puzzle without the express permission of RF Cafe is prohibited.
acr. =
acronym, abbr. = abbreviation, pl. = plural, wds. = words
1. The "F" in EMF
5. Automatic Calibration System (acr.)
8. SIgnal to Noise And Distortion
(abbr.)
12. Vacuum Tube Voltmeter (abbr.)
13. Trigger diode that conducts current only after its breakdown voltage has
been exceeded momentarily (pl.)
14. The gaseous state of water
15. Centimeter (abbr.)
17. __ + 6 Down, the world's best
engineering website
19. Chemical symbol for selenium
20. 1e3 uV
22. A measure of receiver quality (abbr.)
24.
Digital transmission figure of merit (abbr.)
26. Coefficient of temperature (abbr.)
28. A common battery cell size
29.
Regarding light
31. Emitted a flash during electrical discharge
32. Anatech Electronics Inc., (abbr.)
33. Chemical
symbol for thallium
35. Base of the decimal number system
37. Unit of inductance (abbr.)
39. Unit of time (abbr.)
40. Unix, Linux or Windows (abbr.)
42. Opposite of I.D.
44. Association of North American Radio Clubs
45. Entity
created by virtue of a changing electric current (2 wds.)
47. Threaded fastener
48. Unit of frequency (archaic, abbr.)
49. Semiconductor and calculator company (abbr.)
50. Front edge of a wing (abbr.)
51. Chemical symbol for francium
53.
Type of digital filter (abbr.)
55. Chemical symbol for dysprosium
57. FCC Part 15 rules apply in this band (abbr.)
58.
A complete set of data bits in a stream
60. A type of average (pl.)
61. Circuit element connecting PCB layers
62. Unit
of inductance (abbr.)
64. Stock symbol for Harris Communications
66. Army-Navy specification prefix (acr.)
68. Switch
position
69. One port of an amplifier
71. Network department (abbr.)
73. BS__ - the degree held by many RF Cafe
visitors
74. Constellation : The scales
76. Enrico _____, nuclear physicist
78. Frequency
80. Fastener hardware
vendor in Woodside, NY
81. Coordinated Universal Time (abbr.)
82. Sudden, short-lived increase in voltage or current |
1. French mathematician who is recognized as the founder of number theory
2. 1.602E-19 Joules
3. Type of high frequency circuit substrate (abbr.)
4. Digital voltmeter (abbr.)
5. Powers pneumatic devices
6. 17
Across + ____, the world's best engineering website
7. Chemical symbol for scandium
8. Official Space Shuttle designation
(abbr.)
9. Institute of Electrical and Electronics Engineers
10. 1e-6 mA
11. A non-commercial radio service as set by a
recognized cognizant government agency (2 wds.)
16. Large array of disparate antennas (2 wds.)
18. Circuit or mechanical
professional usually with an Associate's or higher degree and/or military experience (pl.)
21. Outermost electron orbital for
a given atom (2 wds.)
23. Heat sink feature
24. Notch type filter (abbr.)
25. One component of a complex number (abbr.)
27. Complex Instruction Set Computer
30. Chemical symbol for platinum
34. International phonetic alphabet letter "R"
36. Small DIP package (abbr., pl.)
38. International phonetic alphabet letter "I"
41. Crystal filter type (abbr.)
43.
Type of current
44. ___-AZIMUTH telescope mount
46. Chemical symbol for thulium
47. Describes when a synchronous motor
loses phase lock
52. Common average used for sinewaves (abbr.)
53. Finite Element Analysis (abbr.)
54. Chemical symbol
for radon
56. International phonetic alphabet letter "Y"
59. Chemical symbol for rhodium
63. Service-Independent
Building Blocks
65. Mr. Blattenberger of RF Cafe
67. Software function selection mechanism
70. The design component of
total product cost (abbr.)
72. Miniature RF connector
73. Electrical overstress (abbr.)
75. Galilean moon
77.
Chemical symbol for europium
79. Chemical symbol for erbium |
See solution below
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