Reproduction of this puzzle without the express permission of RF Cafe is prohibited. 
| ACROSS | DOWN | 1. Describes a charge with a deficiency of electrons 4. Negative terminals 8. 1E6 nanoseconds 11. Change from the initial value 13. Software storage unit 15. Voltage limiter 18. 3 kHz to 30 kHz 19. Its chemical symbol is Os 20. Network file transfer protocol (abbr.) 21. Linux Operating System (abbr.) 23. Analog-to-Digital (abbr.) 25. Master Earth Station (abbr.) 27. Adds solder to the tip of a soldering iron 28. Small unit of time 31. Add an impurity to a semiconductor 34. One component of a complex number (abbr.) 36. Total radiated power (abbr.) 38. Subject a circuit to extreme operation 41. Singulated piece of IC wafer 43. Filter type that blocks upper frequencies (abbr.) 44. The quality factor of a component under normal operating conditions (1 wd. + 1 ltr.) 45. Tie a bundle of wires together 46. Pertaining to Boolean operations 47. Unix, Linux or Windows (abbr.) 48. Type of data conversion device (abbr.) 49. Patch cable company in Pomona, Calif. 50. Direct Memory Access (abbr.) 51. Ratio of circumference to diameter 56. Plane circular area 58. Connector strain reliefs 61. 12 inches (pl.) 62. ELI the ICE ___ 64. Semiconductor and calculator company (abbr.) 65. Type of e-mail address system (abbr.) 66. Cable termination type 68. Existing in only 2 dimensions 71. Abbreviation for acknowledge (also a common word used by Bill the Cat) 72. Amateur Teleprinter Over Radio (abbr.) 73. Unit of energy (pl.) 74. A sudden and temporary increase in voltage, current, or power 76. Chemical symbol for selenium 78. Its chemical symbol is V 79. Electromagnetic wavelength unit
| 1. Chemical symbol for palladium 2. Electro-mechanical control devices 3. Image file format name extension 5. Two of these in a whole 6. Did a total memory transfer 7. Type of component package (abbr.) 8. Moon of Saturn discovered in 1789 9. _____ rule, a 1950s engineer's tool 10. Inserting an inductor at the center of an antenna to achieve a lower resonant frequency (2 wds.) 12. Precision landing system (abbr.) 13. Start frequency (abbr.) 14. Chemical symbol for europium 16. Unit of atmospheric pressure (abbr.) 17. A type of frequency compensation used in an electronic amplifier in which a capacitor is introduced between the input and output sides of the amplifier (2 wds.) 21. Low Noise Amplifier (abbr.) 22. Rotate about the vertical axis 24. Exponent that returns the original number 26. System On Chip 29. Microsoft's e-mail software 30. Sensors vendor in Hauppauge, NY 32. Term used to interrupt a conversation on a repeater to indicate that there is an emergency or urgent message 33. Greek letter, used to indicate summation 35. Electrical overstress (abbr.) 36. Time division duplex (abbr.) 37. Personal Digital Cellular 39. Type of data storage IC 40. Engineering Change Order (abbr.) 41. U.S. military organization (abbr.) 42. Electronics Industry Association (abbr.) 43. Once around a circuit 52. Global System for Mobile Communications (abbr.) 53. Amateur radio enthusiast 54. Oscillator type that is referenced to an external source (abbr.) 55. Wired Equivalent Privacy (abbr.) 57. Filter type commonly used in phase-locked-loops 59. Network configuration type (pl.) 60. Device for allowing two surfaces to rotate wrt each other 61. Early German aircraft designer 63. Mate to a bolt 65. Peripheral Component Interface (abbr.) 67. A common IC bondwire metal 69. Front edge of a wing (abbr.) 70. Chemical symbol for arsenic 71. Automatic Packet Position Reporting System (abbr.) 75. Boob tube (abbr.) 77. Centimeter (abbr.) |
Answer below

|