Light List Special Radio Direction Finder Calibration Stations
1955 Complete List of Lights and Other Marine Aids - Pacific Coast of the United States - Volumes I-V
1 | Request for calibration service may also be made to the light station. |
2 | Operated by Radio Station NMO. |
3 | When using whistle signals, 3 long blasts followed by 1 short blast may be used to change to 480 kc. |