Differences

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--- television_history [2025/09/11 07:41] – [c.f.] hkimscil
+++ television_history [2025/09/11 08:29] (current) – [Piece of Puzzles] hkimscil
@@ Line 64: / Line 64: @@
     * radio invented
     * and primarily used to contact ships that are out at sea.
-      * sink of Titanic [[google>radio signal during sinking of the Titanic]]
+      * sink of Titanic in 1912 [[google>radio signal during sinking of the Titanic]]
       * [[google>radio signal during sinking of the Titanic sarnoff]]
       * mainly via Morse signal
+    * The Radio Act of 1912 . . . after sinking of the RMS Titanic
+      * Ships in the US sea, should maintain to monitor distressing signals constantly.
+      * Radio should be licensed by the federal gov.
     * 1920s
       * flourishing
@@ Line 90: / Line 93: @@
   * [[https://vimeo.com/76721057#t=203|203s, Thomas Elva Edison]]
   * [[https://vimeo.com/76721057#t=207|207s, G Marconi]] In 1896, he sent electric impulse through thin air
-    * [[https://youtu.be/CFzDdVtz4xY?t=202|Wireless - telegraph (전신, 전보)]]
+    * {{youtube>vGYFmPcwtFQ?small}} Wireless - telegraph (전신, 전보)
+    * [{{:g.marconi.jpg?200|Marconi}}]
     * [[https://vimeo.com/76721057#t=230|230s, Next challenge was to try . . . ]] to send voices over air-waves.
       * 230s (3:50) electric pulse over the air waves (telegram) -> voices over airwaves (Radio)
-    * [{{:g.marconi.jpg?200}}]
   * [[https://vimeo.com/76721057#t=241|241s, Lee DeForrest]]:
     * In 1908, he broadcasted the first human voice over from the Eiffel tower.