Communications Commission (FCC), which has the authority to regulate radio communications, sometimes has difficulty in finding and prosecuting offenders who transmit without a license. Triangulation may be used, but most frequently a spectrum analyzer is driven around the affected area, with a person monitoring where the suspect signal is highest, and another one looking for any obvious signs such as an antenna or small tower (like that used for amateur radio). Stations from international waters 1933 RXKR, aboard the SS City of Panama anchored off California, USA. 1973 Radio Free America, a short-lived religious station by Dr. Carl McIntire aboard the MV Columbus anchored off New Jersey, USA. 1987 & 1988 Radio Newyork International, from a ship anchored off Jones Beach, Long Island, New York, USA. See also Community radio Low-power broadcasting Pirate television KDIC#Railroad track antenna legend References External links The HF Underground is the most active site for loggings and information about shortwave pirate operations in North America. New members are welcome. The Free Radio Network is popular for message forums mostly geared towards shortwave pirate operations in North America. It is not currently accepting new users. The Free Radio Cafe focuses on pirate radio stations broadcasting from North America and Europe, with forums for loggings, QSLs, shortwave and FM broadcasting. FRC welcomes new members. Radio Free New York is a detailed history of some Brooklyn NYC-area AM and FM pirate radio stations from the 1970s to today.] North America Radio in North America