Free Market Copyright Royalty Act of 1983 - Amends the copyright law to direct the Copyright Royalty Tribunal to exempt a cable system's carriage of a national cable broadcast network signal beyond the local service area from specified adjustments in copyright royalty rates. Sets forth the criteria for determining when a television broadcast station can be classified as a national cable broadcast network.

Reduces from five to three the number of commissioners on the Tribunal. Directs the Tribunal to appoint a general counsel and chief economist to its staff.