Greenwich Time Signal Greenwich Time Signal The Greenwich Time Signal (GTS), popularly known as the pips, is a series of six short tones broadcast at one-second intervals by many BBC Radio stations. The pips were introduced in 1924 and have been generated by the BBC since 1990 to mark the precise start of each hour. Their utility in calibration is diminishing as digital broadcasting entails time lags. There are six pips (short beeps) in total, which occur on each of the 5 seconds leading up to the hour and on the hour itself. Each pip is a 1 kHz tone (about halfway between
The Ultimate Collection (Gladys Knight and The Pips album) versions of songs often featured different mixes than versions that would be later placed on albums. Singles were usually mixed "punchier" and "hotter" to sound better on car radios receiving AM broadcast. The single versions are the ones appearing here. "Singles chart peak positions from Billboard charts; for catalogue item Soul SS711 from "Billboard" 200." The Ultimate Collection (Gladys Knight and The Pips album) The Ultimate Collection is a compact disc by Gladys Knight and The Pips, released on Motown Records, catalogue MOTD 0826, in October 1997. It is a collection of singles comprising many of the group's greatest hits,