The Ubidium Ground Antenna is the most advanced antenna for sports timing, and can only be used with the Ubidium System.
The standard configuration consists of 6 segments of 77cm each, giving a length of 4.6 m / 15 ft, and each segment contains an individual Ubidium Antenna Element.
The ground antenna can be shortened to a minimum of 2 segments (1.5 m / 5 ft) or extended up to a maximum of 30 elements (23 m / 75 ft).