Wssai, William I Orr <br/><br/>
Radio handbook 

 - 17 ed. 
 - Indiana:   Editors and Engineers Ltd,   1967 
 - 847p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Radio
<br/><br/><label>Subjects--Index Terms: </label>Power supplies 
<br/><br/><label>Universal Decimal Class. No.: </label>621.396(02)  / K7