Amalgamated Instrument Co provide a extended range of large digital displays that utilise both red LED and yellow flip style displays.

 Digit size          Viewing Distance

  38mm LED                 18 metres
  45mm LED                 20 metres
  57mm LED                 25 metres
  100mm LED               50 metres
  200mm LED               100 metres

  39mm “flip”               18 metres
  100mm “flip”             50 metres