Light List Special Radio Direction Finder Calibration Stations

1961 List of Lights and Other Marine Aids - Volume I - Atlantic Coast of the United States - First, Third, and Fifth Coast Guard Districts

1 Request for calibration service may also be made in advance to Commander, Portland Group, c/o U. S. Coast Guard Base, 259 High Street, South Portland 7, Maine. Station may be contacted on 2,182 kc via Cape Elizabeth Lifeboat Station.
2 Request for calibration service may also be made in advance directly to the light station or to Commanding Officer, Cape May, U. S. Coast Guard Moorings, P. O. Box 31, Cape May, New Jersey.
3 Request for calibration service may also be made in advance directly to Commander, Baltimore Group, U. S. Coast Guard, 303 Appraiser's Stores Bldg., Baltimore 2, Md.
4 Calibration service on frequencies shown is continuous carrier modulated for tone operation. When transmitting, 20 second dash and station identification code is superimposed on continuous carrier.