Greenwich Time Signal 19:00. By 19:45 the same day the power supply was repaired and the 20:00 pips were broadcast as normal. Many radio broadcasters around the world use the Greenwich Time Signal as a means to mark the start of the hour. The pips are used in both domestic and international commercial and public broadcasting. Many radio stations use six tones similar to those used by the BBC World Service; some shorten it to five, four, or three tones. Greenwich Time Signal The Greenwich Time Signal (GTS), popularly known as the pips, is a series of six short tones broadcast at one-second
Time signal available, broadcasters included time information in the form of voice announcements or automated tones to accurately indicate the hour. The BBC has included time "pips" in its broadcasts from 1922. In the United States many information-based radio stations (full-service, all-news and news/talk) also broadcast time signals at the beginning of the hour. In New York, WCBS and WINS have distinctive beginning-of-the-hour tones, though the WINS signal is only approximate (several seconds error). WINS also has a tone at 30 minutes past the hour for those setting their clocks. WTIC uses the Morse code V for victory to the tune of