Light List Special Radio Direction Finder Calibration Stations

1973 Light List - 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, Maine 04106. Station may be contacted on 2182 kHz via South Portland Station.
2 Station is controlled from Eastern Point Light Station, Mass. Requests for calibration service should be made via Coast Guard Radio Marshfield (NMF) or via Gloucester Station on 2,182 kHz. During calibration direction communications with Eastern Point Light Station can be made on VHF-FM 157.1 mHz.
3 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 08204.
4 Request for calibration service may also be made in advance directly to Commander, Baltimore Group, U. S. Coast Guard, Bldg. 70 USCG yard, Baltimore, Md. 21226
5 Calibration service on frequencies shown is continuous carrier modulated for tone operation. When transmitting, 20 second dash station identification code is superimposed on continuous carrier.