Semiconductors  thyristor-DIACs and UJTs /  [videorecording]: 
 Thyristor-DIACs and UJTs 
Coastal Skills Training 
 - Virginia Beach,Va. :  Coastal Training Technologies Corp.,  1987 
 - 1 videodisc (29 min.) :  sd.,col.;  12 cm. 
<br/><br/><label>ISBN: </label>MED0000851(Local) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electrical maintenance<br/>Thyristor<br/>Semiconductors