00598nam a2200205 a 450000100060000000300080000600500170001400800410003103500190007204000270009104100080011808200290012610000200015524500600017526000360023530000320027150000190030365000420032270000280036466285BD-RjUL20211209081523.0170315s1961    nyu           001 0 eng d  a(BD-RjUL)66415  aNHMcNHMdBD-RjULbeng  aeng04a621.384131223bGRR 19611 aGray, Laurence.10aRadio transmitters /cLaurence Gray and Richard Graham.  aNew York :bMcGraw-Hill,c1961.  axi, 462 p. :bill. ;c24cm.  aIncludes index 0aTransmitters and transmission.xRadio1 aGraham, Richard,d1927-