<prompt> Pedzisa mutsara unotevera: Zvichakadaro, White akatanga nhevedzano yekusimudzira kunoonekwa zvakanyanya kweAmerican DeForest: Wireless Auto No.1 yakaiswa paWall Street kuti itumire makotesheni emasheya vachishandisa unmuffled spark transmitter kuti vakwezve ruzha rwevanogona kudyara, kutanga kwa1904 zviteshi zviviri zvakavambwa paWei-hai-Wei kuChina mainland uye vari mungarava yeChinese SS Haimun, iyo yakabvumidza mutori wenhau wehondo Captain Lionel James we The Times yeLondon kuti ataure nezve Hondo yeRussia neJapan, uye gare gare gore iro shongwe, ine DEFOREST yakarongedzwa nemwenje, yakamiswa panzvimbo ye  <response>: Louisiana Purchase Exposition muSaint Louis, Missouri, uko kambani yacho yakawana menduru yegoridhe nokuda kwokuratidzira kwayo redhiyotelegraph. Marconi akabva paExposition paakaziva kuti de Forest aizovapo. 