Reproduction of this puzzle without the express permission of RF Cafe is prohibited.
acr. =
acronym, abbr. = abbreviation, pl. = plural, wds. = words
1. Chemical symbol for gallium
3. Physical quantity defined as force per
unit area
9. Mate a plug to a jack
13. Unit of capacitance (abbr.)
14. Substrate for mounting components
(abbr.)
15. Chemical symbol for selenium
17. 300 MHz to 3 GHz
20. Unit of inductance (abbr.)
22.
Aerodynamic opposition to thrust
24. Electromotive force (abbr.)
25. Chemical symbol for aluminum
27.
Unit of resistance (pl.)
30. Chemical symbol for molybdenum
31. Unit of time (abbr.)
32. Degree of
IC sophistication (abbr.)
33. Curve produced when a cone is cut by an oblique plane which does not intersect
the base
34. Maximum Usable Frequency
36. Chemical symbol for einsteinium
37. Infrared (abbr.)
38.
Intentionally block communications signals
40. An electron tube in which bunching of electrons is produced
by electric fields, used in radars & microwave ovens
45. World Amateur Radio Conference
48. Morse
Code for "from"
49. BS__ - the degree held by many RF Cafe visitors
50. ECM response
51. Any quadrilateral
in which the opposite sides and angles are equal
52. 36 in. (abbr., pl.)
54. With 64 Down, this website's
title
56. Time delay (abbr.)
57. Ham's code for "What is your location?"
58. Slang for antenna
63.
Automatic Calibration System (abbr.)
64. European equivalent to the U.L.
65. Chemical symbol for erbium
67. Shorthand for electronic magazine
69. Chemical symbol for francium
70. Facsimile
71. One factor
of a polynomial
73. Chemical symbol for ytterbium
75. Switch position
76. Chemical symbol for radium
78. Government program to bring electricity to farms (abbr.)
79. Chemical symbol for lutetium
80. ______
House, technical book publisher
81. Pass-through plug-in PCB assembly used to shift functional PCB outside
of chassis for probing
82. Min-to-max voltage of a waveform (abbr.) |
1. Bushing used to direct the path of a pushrod
2. Sound frequency in the
human hearing range (abbr.)
4. Angular speed unit
5. Reflected radar or sonar signal (pl.)
6. Chemical
symbol for antimony
7. Unit of time (abbr.)
8. Positive voltage lead color
10. Adds two or more inputs
11. 30 GHz to 300 GHz
12. Part of this website's title
16. Person responsible for program spending (abbr.)
18. Adjusted
19. Programmable logic device (abbr.)
21. Type of component package (abbr.)
23. "The father
of rocketry"
24. Mr. Fermi's first name
26. Chemical symbol for lithium
28. Chemical symbol for helium
29. "Texting" (abbr.)
32. Premier RF/microwave engineering magazine (abbr.)
35. Start frequency (abbr.)
36. Electrical device for registering shaft positions
39. Ticker symbol for Analog Devices
40. User input
device for a cellphone (pl.)
41. Semiconductor lamp
42. Chemical symbol for scandium
43. An angle having
more than 180 degrees but less than 360
44. Amateur radio abbreviation for the Oceania region (abbr.)
46. Chemical symbol for rhodium
47. Chemical symbol for niobium
53. Official Space Shuttle designation
(abbr.)
55. "Calling any amateur radio station"
56. Unit of frequency
58. Chemical symbol for tin
59. Sent a message via Morse Code
60. 3 MHz to 30 MHz
61. Type of logic gate (pl.)
62. Turn on a repeater
by transmitting on its input frequency (2 wds.)
64. With 54 Across, this website's title
66. Type of memory
68. Opposite of O.D.
70. Fast Fourier transform (abbr.)
72. Ham abbreviation for transceiver
74. The
UK's largest defense electronics contractor (abbr.)
75. Type of logic gate
77. PC follower
78. Chemical
symbol for radon
79. Filter type that blocks upper frequencies (abbr.) |
See solution below
|
