Electronic power supplies :   half-wave rectifiers-english    

 - Crowborough :  Audio Visual Source,   [19__]    
 - Videocassette;   19cm.    
 - Bergwall Production    .
<br/><br/> VHS/NTSC    
<br/><br/><label>ISBN: </label>20040000335    
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electronic circuits design   <br/>Electronic control