- Date: ...June 30, 1927-March 29, 1941...
- Frequency:
- 1380 khz (...June 30, 1927-June 30, 1928...)
- 1100 kHz (...March 29, 1941)
- 1130 kHz (March 29, 1941...)
- Location:
- Stockton, California (...June 30, 1927-March 29, 1941...)
- Owner of license:
- Victor G. Koping and E. F. Peffer (...June 30, 1927...)
- E. F. Peffer (...January 31, 1928-June 30, 1928...)
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Chronology of call letters KGDM
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