This Science Theme Crossword Puzzle for October 24 has many words and clues related
to RF, microwave, and mm-wave engineering, optics, mathematics, chemistry, physics,
and other technical subjects. The letter "P" figures Prominently in this crossword.
As always, this crossword contains no names of politicians, mountain ranges, exotic
foods or plants, movie stars, or anything of the sort unless it/he/she is related
to this puzzle's technology theme (e.g.,
Reginald Denny or the
Tunguska
event in Siberia). The technically inclined cruciverbalists amongst us will appreciate
the effort. Enjoy!
Reproduction of this puzzle without the express permission of
RF Cafe is prohibited.
acr. = acronym, abbr. = abbreviation, pl. = plural, wds. = words
![Science Theme Crossword Puzzle for October 24th, 2021 - RF Cafe](images/science-theme-crossword-puzzle-rf-cafe-10-24-2021.gif)
1. A quadrilateral that has its opposite sides parallel
10. Test point (abbr.) 12. Miniature threaded RF connector 13. Chemical symbol
for nobelium 14. Cellphone band just below PCS 15. Synchronous Digital Hierarchy
16. Unit of magnetic flux(abbr.) 18. High Definition Television 20. Half of
a DIP 22. Chemical symbol for molybdenum 23. Effective Radiated Power (abbr.)
24. Met all test requirements 26. Common shorthand reference for a capacitor
27. Part of this website's title 28. Spurious RF products created by metal joints
(abbr.) 29. Max or min voltage of a waveform (abbr.) 30. Local Oscillator
(abbr.) 31. Short for potentiometer 32. Chemical symbol for lithium 34.
Attenuator 35. Unit of inductance (abbr.) 37. Coefficient of temperature (abbr.)
38. One type of electron spin 39. Chemical symbol for silicon 41. Electronics
manufacturer with "meatball" logo 42. Type of e-mail address system (abbr.)
43. Ratio of circumference to diameter 44. Half of a DIP 45. Min-to-max voltage
of a waveform (abbr.) 47. Chemical symbol for palladium 48. Uppermost surface
49. Akin to an EE, CE, AE, etc. 50. Peak Inverse Voltage 52. Ceramic Dual
Inline Package 56. Common plastic insulation type (abbr.) 57. Galilean moon
59. Type of chart 61. Telephony over computer networks 63. PC follower
64. 30 GHz to 300 GHz 65. 2 x SSB 67. Unix, Linux or Windows (abbr.) 68.
List of answers to commonly desired information about a product or service (abbr.)
70. Type of component package (abbr.) 71. A Network of automated packet radio
stations for disseminating DX and contest reports (2 wds.) |
1. Unit or circuit that provides electrical power
to a circuit (2 wds., pl.) 2. Type of flip-flop 3. Unit of current 4. Chemical
symbol for lanthanum 5. Last keyword in a BASIC subroutine (pl.) 6. Sample
groups 7. Chemical symbol for gadolinium 8. Effective frontal area presented
to a microwave interrogation system (abbr.) 9. Application Specific Integrated
Circuit (abbr.) 10. Time Division Multiplexing 11. Semiconductor device that
varies its transconductance according to light intensity 17. Notch type filter
(abbr.) 18. Amateur radio enthusiast 19. Amateur radio operator who is qualified
to administer Amateur Radio licensing examinations (abbr.) 21. Attenuator
24. Audible frequency 25. Printer resolution abbreviation 28. Short for potentiometer
30. Be behind in phase 32. Filter type that blocks upper frequencies (abbr.)
33. Thin Shrink Small Outline Package (abbr.) 36. Communication between stations
by reflecting the radio waves off of the ionosphere 38. Schema for computer or
device presentation to the operator (abbr.) 40. Input intercept point (abbr.)
43. Personal Digital Cellular 46. Output intercept point (abbr.) 48. End of
soldering iron 49. Very large unit of apparent power (abbr.) 51. ____RF, passive
RF component manufacturer in Huntersville, NC 53. 1.602E-19 Joules 54. One
factor of a polynomial 55. The "D" in CD 58. Unit of resistance 60. A keyboard
key 62. Last stage in transmitter (abbr., pl.) 66. Chemical symbol for berkelium
68. Upper frequency (abbr.) 69. Unit of liquid measure (abbr.) |
See solution below
![Science Theme Crossword Solution for October 24th, 2021 - RF Cafe](images/science-theme-crossword-solution-rf-cafe-10-24-2021_small.gif)
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