Reference data for radio engineers / 
Federal Telephone and Radio Corporation. 
 - Fifth Edition. 
 - 1 volume (various pagings) :  illustrations (1 folded color) ;   22 cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Radio--tables<br/>Radio
<br/><br/><label>Dewey Class. No.: </label>621.384