Perkins, W. T. <br/><br/>
Radio-communications / 
W. T. Perkins and R. W. Barton 
 - London  George Newnes  1947 
 - viii, 311 p. 
<br/><br/>City and Guilds of London Institute Syllabus-Summary of Formula (Page-1), Components (Page-22), Valves (Page-48), Receivers (Page-90), Transmitters, F.M. and Amplitude Modulated (Page-118), Power Supplies for Radio Equipment (Page-144), Receiving and Transmitting Aerials (Page-155), Ship-Shore Radio (Page-173), Landline W/T and R/T Including R/C Transmission and Reception (Page-178), Measuring Instruments (Page-207), Radio Interference and its Suppression (Page-227), Miscellaneous (Page-241).    
<br/><br/><label>Subjects--Topical Terms: </label><br/>Radio communications
<br/><br/><label>Dewey Class. No.: </label>621.384,PER