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Other Amateur Radio Crossword Puzzlers ARRL Products: Low Power/QRP (More) QRP Basics -- Explore the fun of operating 5 watts and less. Inexpensive and exciting! Low Power Scrapbook -- A compilation of the best QRP articles from recent years. ARRL's Low Power Communication with 40-meter CW Cub Transceiver Kit -- Build and operate low-power radio gear--the QRP way! 3rd Edition. Includes the 40-meter CW Cub Transceiver Kit. ARRL's Low Power Communication -- Build and operate low-power radio gear-the QRP way! 3rd Edition. ARRL's Wire Antenna Classics -- An entire book devoted to wire antennas, from the simple to the complex.

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ARRL Sweepstakes got a little "beso del sol" (kiss of the sun) this past weekend - I hope you got a good look at the spectacular Northern Lights or maybe worked a few stations off the aurora on 6- or 2-meters! In honor of the contribution made by our astronomical guiding light, this week's puzzle deals with all things propagational and sun-sational.

Across

1. Simplest antenna
5. Come in anybody!
7. Highest frequency on the path
11. Don't have one of these, man!
12. Energy from the sun
14. Visible surface of the sun
15. Refers to phenomena of the sun
16. Abbreviation meaning "that is"
17. Short for editor
18. Popular microwave cable connector type
19. Two sizes bigger than M
20. Circle that's the shortest path on a sphere
21. What the ionosphere does to radio waves
25. Portion of the day in which sunrise occurs
26. Measure of maximum output power
30. Companion to "az"
31. Structure in the ionosphere
33. Sunspots come in these
35. Advanced technology is indistinguishable from this
37. Popular antenna material (abbr.)
38. Local ARES coordinator
39. Disturbed geomagnetic conditions
42. Dark area on the sun
43. Unit of time
45. Pocket-sized computer
46. Prediction of conditions
47. Simon does this
49. Light (abbr.)
50. Acronym for orbiting platform
52. Planetary index
53. Visible at night
55. Temporary (abbr.)
57. Weak or hard to detect
58. List of choices
59. Vehicle that travels for fun (abbr.)
60. Tough metal (abbr.)
61. Used for scattering VHF signals
62. Earth's protective field
Down

2. Radio manufacturer
3. Northern or southern path
4. Type of Yagi design by K3LR & WA3FET (abbr.)
5. Closing down (CW abbr.)
6. Period of low activity
8. Type of ground system using concrete
9. Decreased signal level
10. Discovered radio waves
12. Disturb propagation when they disappear
13. US's southern neighbor (prefix)
15. Spot count (abbr.)
19. Beyond ultra-violet
22. Lunar or solar obstruction
23. States, Provinces, and Countries (abbr.)
24. When signals suddenly disappear
27. Don't look at the sun with this while it's naked
28. Computer (abbr.)
29. Lower than
30. Mode of communication using the moon
32. Type of current from the power line
34. Computers sit on top of this
36. Received (abbr.)
39. Reflect in many directions
40. Best or most useful
41. What coronas eject
42. Propagation via the ionosphere
44. Type of digital logic
48. Having to do with the sense of sight
51. Gemany's eastern neighbor (previx)
52. Prefix meaning "opposite"
53. Appointed to manage nets in a section
54. Skyhook (abbr.)
56. Particles on the way are .. route to the Earth
57. Your FCC identifier
58. Abbreviation meaning "method of operating"