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Reproduction of this puzzle without the express permission of RF Cafe is prohibited. 
| ACROSS | DOWN | 1. Sent information 9. 1/1000 prefix 13. Stock symbol for Advanced Micro Devices 14. Modulation technique (abbr.) 15. Front edge of a wing (abbr.) 16. Ham's code for "Your net frequency is Low." 17. Chemical symbol for radon 18. Unit of time (abbr.) 19. Lights 20. The cell band above DCN 21. Chemical symbol for selenium 24. Chemical symbol for praseodymium 25. One type of electron spin 27. Using the moon as a passive reflector to establish a signal path; moonbounce (abbr.) 28. Inductor used to block RF signals 30. Type of semiconductor construction used in RF power amplifiers (abbr.) 32. Test document for verifying proper function (abbr.) 34. Discipline for aircraft navigation in low visibility environments (abbr.) 35. Common optical device that produces images by reflection 36. Configured a switch to break electrical contact 40. Exponent that returns the original number 42. Negation prefix 43. One of four lines used in ferrite core memories 45. Software device for tracking elapsed time 46. Country of RF Cafe's residency 47. Type of current 49. Chemical symbol for lithium 50. Chemical symbol for antimony 52. Automated Test Equipment (abbr.) 53. Type of chart use for project planning 55. Chemical symbol for tin 56. Chemical symbol for tantalum 58. Imaging device (abbr.) 60. Boob tube (abbr.) 62. Aircraft navigation system (abbr.) 63. U.S. Spectrum allocation agency 64. _____ rule, a 1950s engineer's tool 65. Measure of heat intensity
| 1. Parallel resonant circuit containing only a coil and a capacitor (2 wds., pl.) 2. Common average used for sinewaves (abbr.) 3. Analog-to-Digital (abbr.) 4. Satellite milieu 5. Wire diameter unit (abbr.) 6. Waveform described by a Dirac delta function (pl.) 7. Chemical symbol for thallium 8. Type of reconfigurable memory (abbr.) 9. Chemical symbol for manganese 10. Precision landing system (abbr.) 11. Chemical symbol for lawrencium 12. Unwanted information 16. Ham's code for "The net has traffic for you. Stand by." 22. Type of reconfigurable memory (abbr., pl.) 23. Plasma atmosphere layer of the sun (pl.) 24. Related to FM by a differential 26. Precision approach radar (abbr.) 29. 3 MHz to 30 MHz 31. Periodic function containing only the fundamental frequency 33. Part of a FOR loop 37. Chemical symbol for polonium 38. Last statement in a BASIC program 39. Keyboard key 41. Chemical symbol for neon 44. Chemical symbol for nickel 45. Trans European Trunked RAdio 48. Software drafting tool (abbr.) 51. Binary Coded Decimal 54. Type of logic gate 55. Special diode type that can be switched (abbr.) 57. Chemical symbol for aluminum 59. European equivalent to the U.L. 61. Abbreviation for minimum voltage 63. Upper frequency (abbr.) |
Answer below

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