439 simplex silica See silicon dioxide. silicon (Si) A brittle nonmetallic element ( No. ... Burglar alarm, intrusion alarm, and fire alarm circuits are simplex in nature, as they are designed to support information transfer from a sen- sor to a centralanbsp;...
|Title||:||Webster's New World Telecom Dictionary|
|Publisher||:||John Wiley & Sons - 2007-11-28|