21-12-2012, 03:02 PM
FACTS ABOUT ELETRONICS AND COMMUNICATION
FACTS ABOUT.docx (Size: 12.77 KB / Downloads: 33)
1. Who is the father of eletronics
Michael Faraday (1791-1867) identified the concept of lines of the electric field and the phenomenon of induction. He also solidified the understanding of electrolysis, all of which helped develop...
2. The invention for which Michel Faraday called father of electronics?
He called electromagnetic the Father of Electric.
3. What is an amplifier?
: A device that makes sounds louder and signal levels greater
4. What device is used to convert direct current to alternating current?
Oscillator
5. How does a digital meter’s display differ from an analog meter’s display?
Shows digital (numeric) readout instead of a needle pointing to a mark on fixed scale
6. What is printed circuit board?
When wiring up circuits with wires is too much wire.Each trace (thin strip of copper) replaces one
7. CCTV - Closed-circuit television
8. CDMA - Code Division Multiple Access
9. Ga As FET - Gallium Arsenide Field Effect Transistor
10. SATCOM - Satallite Communications
11. THz terahertz (1012 Hz)