Last update:


  Glossary D
Site Map Location FAQ

Glossary A
Glossary B
Glossary C
Glossary D
Glossary E
Glossary F
Glossary G
Glossary H
Glossary I
Glossary J
Glossary K
Glossary L
Glossary M
Glossary N
Glossary O
Glossary P
Glossary Q
Glossary R
Glossary S
Glossary T
Glossary U
Glossary V
Glossary W
Glossary X
Glossary Y
Glossary Z




Glossary of Terms




dielectric constant—The ratio of the capacitance of a capacitor with the given dielectric to the capacitance of a capacitor having air for its dielectric but otherwise identical. A dielectric constant of '1' is attributed to AIR as a dielectric. The Dielectric constant of FR4 fiberglass epoxy laminate is approximately 4.6.



digital circuit —A circuit which operates like a switch it is either a Boolean Logic 'High' or 'Low'

indicated by the voltage level on a signal line.A typical Digital circuit is a computer printed circuit motherboard.


diode—1.  A device, as a two-element electron tube or a semiconductor, through which current can pass freely in only one direction. 


DIP - Dual In-line Package.


DOS - Disk Operating System.


DUT - Device Under Test.






Hit Counter

Copyright © 2004 PCB Wizards.COM
 Back Home Up Next