
1) Analog computer 2) Racetrack display 3) Racetrack reference 4) Track fixture 5) Track staple
Found on
https://www.crosswordclues.com/clue/tote-board

A tote board is a large numeric or alphanumeric display used to convey information, typically at a race track (to display the odds or payoffs for each horse) or at a telethon (to display the total amount donated to the charitable organization sponsoring the event). The term `tote board` comes from the colloquialism for `totalizator` (or `tota...
Found on
http://en.wikipedia.org/wiki/Tote_board

The (usually) electronic totalizator display in the infield which reflects up-to-the-minute odds. It may also show the amounts wagered in each mutuel pool as well as information such as jockey and equipment changes, etc. Also known as the 'Board'.
Found on
http://www.encyclo.co.uk/local/21627

A board located behind the racetrack's backstretch that displays the odds, pools, results, and payoffs for each race.
Found on
http://www.greyhoundracingtoday.com/HowToBet/Glossary.htm
No exact match found.