TTL/ ECL logics circuits / 
Heath Company ; produced by Omnia Corporation 
 - [Benton Harbor, MI] :  Heathkit Educational System,  1983 
 - 1 videodisc (23 min.) :  sd., col. ;  12 cm. 
<br/><br/> Title from disc label  Unit 4 
<br/><br/><label>ISBN: </label>MED0000817(Local) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Digital techniques<br/>Digital electronics<br/>Architectual design--Data processing<br/>Computer--Aided design<br/>Digital integrated circuits