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Science & Engineering Crossword Puzzle
May 6, 2012
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Reproduction of this puzzle without the express permission
of RF Cafe is prohibited.
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DOWN |
ACROSS
1. Amateur Radio activity
in June to practice emergency communications (2 wds.)
6.
Chemical symbol for cesium
9. Ham's code for "Entire net
stand by."
11. Type of modulation (abbr.)
12. Type of
data conversion device (abbr.)
13. Modern battlefield technique
(abbr.)
16. PC follower
18. Environmental barrier device
19. Base 16 number system (abbr.)
22. Chemical symbol for
argon
23. Modulation type (abbr.)
24. Refers to the IEEE802.11
networks (abbr.)
25. Factors of ten
28. Gary Breed's fine
magazine on RF & microwaves topics (abbr.)
30. Chemical
symbol for mendelevium
31. Unit of frequency
32. First
American to orbit the earth - John ...
33. Proportion of
two numbers
35. Unit of length (abbr.)
36. Type of film
37. Exponent that returns the original number
38. Chemical
symbol for arsenic
41. Last stage in a transmitter (abbr.)
42. Type of logic gate
45. Cause a circuit breaker to open
48. 1/6 inch printer's measure
49. Mr. Bohr's first name
50. Strong cable covering
51. Miniature threaded RF connector
52. Abbreviation for peak voltage
53. Deutsche Industrie
Normenausschuss
55. The lowest region of the ionosphere found
approximately 30 to 60 miles above Earth (1 ltr. + 1 wd, hyph.)
58. Gasoline, diesel, etc.
60. Unit of time (abbr.)
61.
Chemical symbol for scandium
63. Stock symbol for Harris
Communications
64. Transform type for changing series shorted
transmission line stub into a parallel open line stub
65.
Chemical symbol for zinc
68. 1/000 of an amp (abbr.)
69.
ARRL's magazine
72. Chemical symbol for ruthenium
74.
Unit of admittance
75. Home state of Los Alamos lab (abbr.)
76. Creating a code version of a semiconductor device |
DOWN
1. Modem encoding method
(abbr.)
2. 30 kHz to 300 kHz
3. Direct Memory Access (abbr.)
4. A common battery cell size
5. Yard (abbr.)
7. Satellite
millieu
8. Numerical prefix meaning 10 (var.)
10. Helium,
iron, silicon, and uranium, for example
14. BER, 8 bits at
a time
15. An angle having more than 180 degrees but less
than 360
17. Amplifier linearity specification (abbr.)
19. Opposite of a LO
20. Greek letter
21. Display type
23. Sound frequency in the human hearing range (abbr.)
26.
Computer messaging service
27. 2/3 of a triac
28. CPS
29. RF radiating structure
31. An array of 12 or 16 numbered
keys that generate the standard telephone dual tone multifrequency
(DTMF) dialing signals (2 wds.)
32. Chemical symbol for gadolinium
34. Galilean moon
35. Cooling device
39. Type of data
storage IC
40. Shorthand for troposphere
41. Freely swinging
rod with a weight at the end that regulates the mechanism of
a clock
43. Morse Code for "from"
44. ____ Logic, components
used to interconnect primary circuit devices
46. Containing
a contaminant
47. Chemical symbol for praseodymium
51.
Chemical symbol for tin
52. Circuit element connecting PCB
layers
54. Network department (abbr.)
56. Its chemical
symbol is Rn
57. Non-return to zero (abbr.)
58. Unit of
inductance (abbr.)
59. Chemical symbol for einsteinium
61. Add two or more inputs
62. Study for a test just before
taking it
66. The design component of total product cost
(abbr.)
67. Large transmitting tube such klystron, magnetron
70. Type of component package (abbr.)
71. Part of a FOR loop
73. Electrical safety organization (abbr.) |
See solution below
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