Chronology of call letters 8ZU

From Radio-TV Broadcast History

• Date: March 1915-1919
• Location:
  • Hamilton, Ohio (March 1915-1919)
• Owner of license:
  • Doron Brothers Electric Company (March 1915-1919)
• Subsequent call letters: WRK

The station developed from amateur stations D5 (prior to 1911, call sign self-assigned) and 8AJT (1912-1915) operated by Shuler Doron. In March 1915, Shuler Doron and his brother Joseph were issued a license for a special amateur station, with the call sign 8ZU, under the name of the Doron Brothers Electric Company.

Doron Brothers Electric Company, 329 N. C St., Hamilton, Ohio, was manufacturer of wireless sets, keys, and other devices, some under a Marconi patent.

(see [1])