81 records matched your query       

01331aam a2200289 a 4500
001 60B9369A6A8B11E689525693DAD10320
003 SILO
005 20160825010506
008 090720s2010    mdua     b    001 0 eng  
010    $a 2009026947
020    $a 0801894409 (hardcover : alk. paper)
020    $a 9780801894404 (hardcover : alk. paper)
035    $a (OCoLC)427541682
040    $a DLC $c DLC $d YDX $d YDXCP $d BWX $d SILO
050 00 $a TK6547 $b .F76 2010
082 00 $a 621.384/152097309041 $2 22
100 1  $a Frost, Gary Lewis
245 10 $a Early FM radio : $b incremental technology in twentieth-century America / $c Gary L. Frost.
260    $a Baltimore, Md. : $b Johns Hopkins University Press, $c 2010.
300    $a 191 p. : $b ill. ; $c 24 cm.
504    $a Includes bibliographical references and index.
505 0  $a AM and FM radio before 1920 -- Congestion and frequency-modulation research, 1913-1933 -- RCA, Armstrong, and the acceleration of FM research, 1926-1933 -- The serendipitous discovery of staticless radio, 1915-1935 -- FM pioneers, RCA, and the reshaping of wideband FM radio, 1935-1940.
650  0 $a Radio frequency modulation $x History. $x History.
941    $a 1
952    $l USUX851 $d 20160825053702.0
956    $a http://locator.silo.lib.ia.us/search.cgi?index_0=id&term_0=60B9369A6A8B11E689525693DAD10320
994    $a 92 $b IWA