Thyristor-DIACs and UJTs  [videorecording]/ 
Coastal 
 - Virginia Beach,Va.:  Coastal Training Technologies Corp. 
 - 1 videocassette (29 min.):  sd.,col.;  1 cm 
 - Semiconductors  12 of 16 .
<br/><br/><label>ISBN: </label>MED0002031(Local) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Thyristor<br/>Semiconductors<br/>Electrical maintenance