Ordinary digital meters cannot accurately test the short-duration peak voltages at the high frequencies generated by CDI components. Electronic Specialties, Inc. offers a $39 retail DVA adapter that plugs into a digital multi-meter for checking CDI output voltages.
Treaty Ratification Process. A ratification process also occurs with all foreign treaties entered into by the president of the United States. According to the Constitution, the exclusive right to negotiate foreign treaties is held by the president and his subordinates (such as the Secretary of State).
The United States has income tax treaties with a number of foreign countries. Under these treaties, residents (not necessarily citizens) of foreign countries are taxed at a reduced rate, or are exempt from U.S. income taxes on certain items of income they receive from sources within the United States.