This custom RF Cafe electronics-themed crossword puzzle for September 17th contains
words and clues which pertain exclusively to the subjects of electronics, science,
physics, mechanics, engineering, power distribution, astronomy, chemistry, etc.
If you do see names of people or places, they are intimately related to the aforementioned
areas of study. As always, you will find no references to numbnut movie stars or
fashion designers. Need more crossword RF Cafe puzzles? A list at the bottom of
the page links to hundreds of them dating back to the year 2000. Enjoy.
Reproduction of this puzzle without the express permission
of RF Cafe is prohibited.
acr. = acronym, abbr. = abbreviation, pl. = plural, wds. = words
|
1. Describes a software subroutine that repeats
itself (past tense) 5. Type of current flow (abbr.) 7. Chemical symbol for
terbium 9. Potentiometer manufacturer in Riverside, CA 13. Low- to mid- frequency
RF connector 14. Table type used in software for storing selectable values
15. Multifunctional silicon devices (abbr., pl.) 16. 2-way conversation, Ham
term 19. Ham's code for "The net has traffic for you. Stand by." 21. Chemical
symbol for praseodymium 22. Mate to a socket 23. 10E1 numerical prefix
26. Father of radio 29. Exhibiting a sudden, short-lived increase in voltage
or current 32. Decimeter (abbr.) 34. Half of DSB 35. Reserves for 36.
Intel 8086 or Motorola 6800 (abbr.) 37. Chemical symbol for iron 40. Ham abbreviation
for "distant station" 42. One component of a voltage or current vector (2 wds.)
46. Shorthand for oxygen 47. Isolator or circulator ferrous component 48.
Read-only (abbr.) 49. Pure carrier (abbr.) 50. Network department (abbr.)
51. Code for a type of electrical wire insulation 52. Local Oscillator (abbr.)
53. Having three straight sides and three internal angles 56. Greek letter (micro)
59. Filter type that blocks frequencies in a specified band (abbr.) 60. 36 in.
(abbr., pl.) 63. Form/fit/function replacement 65. The UK's largest defense
electronics contractor (abbr.) 67. Semiconductor and calculator company (abbr.)
69. Large radio telescope in Puerto Rico 71. French mathematician Siméon-Denis
_______ 73. One component of a complex number (abbr.) 74. 10E-9 numerical
prefix 75. Ratio of circumference to diameter 76. Non-return to zero (abbr.)
79. Common gateway interface (abbr.) 80. International Microwave Symposium (abbr.)
82. Greek letter used for resistance (pl.) 84. Greek letter 86. Extended Binary-Coded
Decimal Interchange Code (abbr.) 87. Chemical symbol for dysprosium 88. One
component of a complex number (abbr.) 89. An electronic device that requires
power to operate |
1. One state of matter 2. Chemical symbol for
lead 3. Last statement in a BASIC program 4. Type of current 5. Chemical
symbol for aluminum 6. Turns written computer code into executable code 7.
Its chemical symbol is W 8. Filter type that blocks frequencies below and above
a specified band (abbr.) 9. Chemical symbol for bismuth 10. Ovenized crystal
oscillator (abbr.) 11. Unit of time (abbr.) 12. Plane geometrical figure having
four equal straight sides and four equal angles 17. Ham's code for "Shall I increase
power?" 18. Technique that uses propagation delay of reflected waves as the information
source for cable characterization (abbr.) 20. One port on a BJT 21. Substrate
for mounting components (abbr.) 24. Feedback system used to maintain constant
signal level (abbr.) 25. Balun with both ports unbalanced 27. Type of flip-flop
28. 1e-6 mA 30. Unit of time (abbr.) 31. Internet protocol (abbr.) 33.
This mathematical term is another name for the absolute value of a number 37.
A Ham contest to locate a hidden transmitter (2 wds.) 38. Circuit path with very
low or 0 ohms of impedance 39. Consequence of under sampling 41. Crystal oscillator
(abbr.) 42. Period between radar transmitter's output waveform (abbr.) 43.
Engineering Change Notice (abbr.) 44. Conductor size unit (abbr.) 45. Resistive
component of a capacitor's lumped element model (abbr.) 46. Unit of resistance
54. Study of a planets upper atmosphere 55. Having a single polarity 57. Spinning
device used to generate a fixed spatial reference 58. Low altitude earth orbit
59. Reflections of a radio wave off of an object 61. Morse Code for "from"
62. Special diode type that can be switched (abbr.) 63. Logarithmic ratio (abbr.)
64. Chemical symbol for nobelium 65. Broadband Signal Intrusion (abbr.) 66.
Chemical symbol for arsenic 68. Add or remove charged particles such as electrons
from an atom or molecule 70. U.K. equivalent of the IEEE 72. Innovative Power
Products, Holbrook, NY (abbr.) 77. Electromagnetic interference (abbr.) 78.
File name extension for an ASCII file 80. Opposite of O.D. 81. Chemical symbol
for scandium 82. Opposite of I.D. 83. Chemical symbol for selenium 84.
Last stage in a transmitter (abbr.) 85. Network department (abbr.) |
See solution below
|