​​​​​​​​​​​​​​​​​​​​​​​​​​​​Working Party 7A (WP 7A) - Time signals and frequency standard emissions

WP 7A covers standard frequency and time signal services, both terrestrial and satellite. Its scope includes the dissemination, reception and exchange of standard frequency and time signals and coordination of these services, including the application of statellite techniques on a worldwide basis.