NHK Technical Monograph 

 - Tokyo :  Nippon Hoso Kyokai :  Japan Broadcasting Corporation. Science and Technical Research Laboratories,  ? -  
 - v. 
<br/><br/><label>ISSN: </label>0077-2631 
 = NHK Technical Monograph 
<br/><br/><label>Subjects--Topical Terms: </label><br/>RADIO<br/>EMISIONES DE RADIO
<br/><br/><label>Universal Decimal Class. No.: </label>621.39