Many counties regulate the use of radio equipment by modes of transmission, frequency, transmitter power, receive coverage and other specifications. In addition a government license may be required to legally perform certain technical adjustments and repairs .The information presented here is for educational purposes only and is not intended as an endorsement of any particular practice. The creator of these pages and webmaster assumes no liability for damages resulting from the violation of any law, from unsuccessful attempts to repair equipment by unqualified persons, or from any other use of this information. no responsibility is assumed for damages resulting from errors or omissions.