CROSSWORD: October 2005, Issue 183

2. TRANSISTOR—A semiconductor device used to control the flow of electricity in electronic equipment.

6. STUB—An empty function that doesn't do anything other than declare itself and the parameters it accepts.

7. SUBTRAHEND—A number to be subtracted from another number.

11. TRIVALENT—Having a valence of 3.

14. AMMETER—An instrument that that measures records the flow and magnitude of electrical current in amperes.

15. TELEMETRY—Automatic transmission of instrument readings to a remote location by wire, radio, or other means.

18. KERNEL—The core of a network OS that provides essential services like handling interrupts and managing threads and processes.

19. MIDI—Standard protocol for connecting musical instruments to a PC.

1. USB—The standard that supports data transfer rates of 12 Mbps.

3. ATTENUATOR—A network for attenuating the strength of an electrical signal.

4. SINK—A device that conducts away heat or consumes power.

5. ZIGBEE—A communications standard for short-distance, low-power, low-data-rate communications using the frequencies and physical and data layers of the IEEE 802.15.4 PHY specification.

8. HUB—Central node in a star network.

9. DIELECTRIC—Material that doesn't conduct electricity.

10. PORT—Signal output or input point on a computer.

12. INFRARED—Light with a frequency below the visible light spectrum that's used for line-of-sight wireless data and RC technology.

13. TRACK—Path on a PCB.

16. LAG—Time difference (expressed in degrees) between two waveforms of the same frequency.

17. DAMP—To decrease the amplitude of a vibration.

Archive