Libre Aquatics Wiki A free reference for the equipment, timing hardware, and meet operations behind competitive aquatics: swimming, diving, water polo, and open water. https://wiki.libreaquatics.org/ 2026-09-24T23:50:18-05:00 Libre Aquatics Text under CC BY-SA 4.0: https://creativecommons.org/licenses/by-sa/4.0/ Colorado Time Systems Deck Clock https://wiki.libreaquatics.org/equipment/common/pace-clock/deck-clock/ 2026-09-22T22:14:40-05:00 2026-09-24T23:50:18-05:00 The deck clock is a Colorado Time Systems portable multisport clock that shows game and shot time in competition and doubles as a pace clock the rest of the time. About Libre Aquatics Wiki https://wiki.libreaquatics.org/about/ 2026-07-28T11:42:39-05:00 2026-09-24T23:09:32-05:00 Libre Aquatics Wiki is a free reference for the equipment, timing hardware, and meet operations behind competitive aquatics: swimming, diving, water polo… CL2 file format https://wiki.libreaquatics.org/software/cl2/ 2026-09-22T22:14:42-05:00 2026-09-24T23:09:32-05:00 CL2 is the older of Hy-Tek's two export formats, carrying team rosters, entries and results, and the one Meet Manager will convert to the published SDIF standard. Colorado Time Systems https://wiki.libreaquatics.org/vendors/colorado-time-systems/ 2026-07-28T11:42:39-05:00 2026-09-24T23:09:32-05:00 Colorado Time Systems (CTS) is an American manufacturer of aquatic timing, scoring, and display systems, based in Loveland, Colorado. Colorado Time Systems Backstroke Start Device https://wiki.libreaquatics.org/equipment/swimming/backstroke-start/cts/ 2026-07-28T11:42:39-05:00 2026-09-24T23:09:32-05:00 The Backstroke Start Device made by Colorado Time Systems (CTS) is a backstroke start device: a mechanical foot wedge that gives a backstroke swimmer a fixed… Colorado Time Systems Championship Elite Start System https://wiki.libreaquatics.org/equipment/swimming/starter/championship-elite-start-system/ 2026-07-28T11:42:39-05:00 2026-09-24T23:09:32-05:00 The Championship Elite Start System (part number SSE) is the current deck-wired electronic start system for swimming made by Colorado Time Systems (CTS). Colorado Time Systems Championship Start System https://wiki.libreaquatics.org/equipment/swimming/starter/championship-start-system/ 2026-07-28T11:42:39-05:00 2026-09-24T23:09:32-05:00 The Championship Start System (part number SS) is a deck-wired electronic start system for swimming made by Colorado Time Systems (CTS). Colorado Time Systems Championship Start System (CHAMP-SSM) https://wiki.libreaquatics.org/equipment/swimming/starter/champ-ssm/ 2026-07-28T11:42:39-05:00 2026-09-24T23:09:32-05:00 CHAMP-SSM is the part-number label carried by an earlier, pre-2005 generation of Colorado Time Systems' deck-wired Championship start system. Colorado Time Systems Dolphin Wireless Stopwatch Timing System https://wiki.libreaquatics.org/equipment/swimming/semi-automatic/dolphin/ 2026-07-28T11:42:39-05:00 2026-09-24T23:09:32-05:00 The Colorado Time Systems Dolphin is a 2.4 GHz wireless stopwatch timing system used as a semi-automatic or backup timing system in swimming. Colorado Time Systems Handheld Segment Timer https://wiki.libreaquatics.org/equipment/common/pace-clock/whc-2/ 2026-09-22T22:14:40-05:00 2026-09-24T23:09:32-05:00 The handheld segment timer, WHC-2, is a Colorado Time Systems wireless controller that runs interval sets on slim pace clocks, deck clocks and portable scoreboards. Colorado Time Systems Infinity Pro Start System https://wiki.libreaquatics.org/equipment/swimming/starter/infinity-pro-start-system/ 2026-07-28T11:42:39-05:00 2026-09-24T23:09:32-05:00 The Infinity Pro Start System (part number INF-PRO) is a portable electronic start system for swimming made by Colorado Time Systems (CTS). Colorado Time Systems SS2 Electronic Start System https://wiki.libreaquatics.org/equipment/swimming/starter/ss2/ 2026-07-28T11:42:39-05:00 2026-09-24T23:09:32-05:00 The SS2 Electronic Start System is a discontinued loudspeaker start system for swimming made by Colorado Time Systems (CTS) during the 1990s. Common equipment https://wiki.libreaquatics.org/equipment/common/ 2026-07-28T11:42:39-05:00 2026-09-24T23:09:32-05:00 The hardware that is not specific to one sport but supports competitions across swimming, diving, water polo, artistic swimming, and open water. Daktronics https://wiki.libreaquatics.org/vendors/daktronics/ 2026-07-28T11:42:39-05:00 2026-09-24T23:09:32-05:00 Daktronics, Inc. is an American manufacturer of electronic scoreboards, LED video displays, and related timing, scoring, and messaging systems… Equipment https://wiki.libreaquatics.org/equipment/ 2026-07-28T11:42:39-05:00 2026-09-24T23:09:32-05:00 A catalog of the named equipment used to run aquatic competitions, timing consoles, lane hardware, connectors and cabling, start systems, judging hardware… External speakers https://wiki.libreaquatics.org/equipment/swimming/external-speaker/ 2026-07-28T11:42:39-05:00 2026-09-24T23:09:32-05:00 An external speaker, in competitive swimming, is any loudspeaker driven by a start system beyond the speaker built into the start system itself. HY3 file format https://wiki.libreaquatics.org/software/hy3/ 2026-09-22T22:14:42-05:00 2026-09-24T23:09:32-05:00 HY3 is Hy-Tek's proprietary fixed-width text format for swimming entries and results, never documented by the company but reverse-engineered and published in 2010. International Sports Timing SWIMSTART Electronic Start https://wiki.libreaquatics.org/equipment/swimming/starter/swimstart/ 2026-07-28T11:42:39-05:00 2026-09-24T23:09:32-05:00 The SWIMSTART Electronic Start is a portable start system for swimming made by International Sports Timing (IST), a division of Industrial Service Technology… Lenex https://wiki.libreaquatics.org/software/lenex/ 2026-09-22T23:17:28-05:00 2026-09-24T23:09:32-05:00 Lenex is the XML data exchange format for swimming maintained by Christian Kaufmann since 1999, the recommended format for European Aquatics rankings and the European counterpart to United States Swimming's fixed-width SDIF. Pace clocks https://wiki.libreaquatics.org/equipment/common/pace-clock/ 2026-09-22T22:14:40-05:00 2026-09-24T23:09:32-05:00 How a pace clock paces interval training, and the ways one is driven: standalone, from a workout controller, or from a timing console's pace clock program. Pushbuttons https://wiki.libreaquatics.org/equipment/swimming/semi-automatic/pushbutton/ 2026-07-28T11:42:39-05:00 2026-09-24T23:09:32-05:00 A backup pushbutton is a hand-held button a timer presses at the finish to record a swimmer's time. Relay take-off platforms https://wiki.libreaquatics.org/equipment/swimming/relay-judging/ 2026-07-28T11:42:39-05:00 2026-09-24T23:09:32-05:00 A relay take-off platform is a sensing surface mounted on top of a starting block that records the instant the outgoing swimmer's feet leave the block during… Scoreboard control https://wiki.libreaquatics.org/equipment/common/scoreboard-control/ 2026-09-17T21:01:40-05:00 2026-09-24T23:09:32-05:00 The hardware between a timing console and the board it feeds: wireless scoreboard adapters, tabletop and handheld controllers, and LED video board controllers. Scoreboards https://wiki.libreaquatics.org/equipment/common/scoreboard/ 2026-09-17T21:01:40-05:00 2026-09-24T23:09:32-05:00 How aquatic scoreboards work, from numeric digit modules to matrix and LED video boards, and what the rules require of a results display. SDIF https://wiki.libreaquatics.org/software/sdif/ 2026-09-22T22:14:41-05:00 2026-09-24T23:09:32-05:00 SDIF is United States Swimming's Standard Data Interchange Format, the published fixed-record specification that lets meet results move between programs as .sd3 files. Seiko PS-1200 Electronic Start Sound Generator https://wiki.libreaquatics.org/equipment/swimming/starter/seiko-ps-1200/ 2026-07-28T11:42:39-05:00 2026-09-24T23:09:32-05:00 The PS-1200 is a discontinued electronic starting device for competitive swimming made by Seiko. It generated the start signal sound and an alarm sound… Seiko PS-1300 Electronic Start Sound Generator https://wiki.libreaquatics.org/equipment/swimming/starter/seiko-ps-1300/ 2026-07-28T11:42:39-05:00 2026-09-24T23:09:32-05:00 The PS-1300 is a discontinued electronic starting device for competitive swimming made by Seiko Time Creation Inc. of Tokyo. Seiko PS-1400 Electronic Start Sound Generator https://wiki.libreaquatics.org/equipment/swimming/starter/seiko-ps-1400/ 2026-07-28T11:42:39-05:00 2026-09-24T23:09:32-05:00 The PS-1400 is an electronic starting device for competitive swimming made by Seiko Time Creation Inc. of Tokyo. Semi-automatic timing https://wiki.libreaquatics.org/equipment/swimming/semi-automatic/ 2026-07-28T11:42:39-05:00 2026-09-24T23:09:32-05:00 Semi-automatic timing, or semi-automatic officiating equipment, is a swim timing system that starts automatically from the starting device and is stopped… Software https://wiki.libreaquatics.org/software/ 2026-07-28T11:42:39-05:00 2026-09-24T23:09:32-05:00 The software used to run aquatic competitions, the programs that manage meets and teams, drive the timing hardware, and put results on a display.