Graf, Rudolf F. <br/><br/>
Converter and filter circuits / 
Rudolf F. Graf 
 - Boston :  Newnes,  1997 
 - 184 p. :  ill. ;  24 cm. 
<br/><br/> Oringinally published: The modern converter and filter circuit encyclopedia. Blue Ridge Summit, PA : TAB Books 1993 
<br/><br/><label>ISBN: </label>0750698780  RM52.30 
<br/><br/><label>LCCN: </label>96-36496 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electric current converters<br/>Electric filters<br/>Frequency changers