Chronology of call letters 9YK

From Radio-TV Broadcast History

Experimental station, not licensed as a commercial broadcaster

• Date: ...March 23, 1922
• Frequency:
  • 833 khz (...March 23, 1922)
• Location:
  • St. Louis, Missouri (...March 23, 1922)
• Owner of license:
  • St. Louis University (...March 23, 1922)
• Subsequent call letters: WEW