Prior to that, a radio booth was situated inside or in front of the wooden pagoda that pre-dated the Master Control Tower. For the 1999 race, a temporary makeshift booth was utilized during construction of the new Pagoda.
Prior to that, a radio cubicle was located within or in front of the wooden pagoda that existed before the Master Control Tower. For the 1999 race, a temporary makeshift cubicle was used during the construction of the new Pagoda.