Radio-TV Broadcast History
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  • Date: December 8, 1921-June 20, 1922
  • Frequency:
    • 500 khz (...January 3, 1922...) [concurrently with other listed frequencies, see history page]
    • 833 khz (...January 3, 1922-May 15, 1922...) [concurrently with other listed frequencies, see history page]
    • 1000 khz (...January 3, 1922...) [concurrently with other listed frequencies, see history page]
  • Location:
  • Owner of license:
    • Electric Lighting Company (...January 3, 1922...)
    • Electric Lighting Supply Company [or Electric Lighting and Supply Company] (...April 1, 1922-May 15, 1922...) ( NOTE: Does not appear to represent a real change)
  • Subsequent call letters: KNX (apparently with some overlap, as same source gives KGC deleted June 20 and KNX starting May 4)
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