The 1 GHz air-launched (horn) antenna is used for pavement thickness and road condition assessment and can be used to collect data at highway speeds with the SIR 30 and SIR-4000 (Single channel) systems.
|Center Frequency||1 GHz|
|Depth Range||0-.9 m (0-3 ft)|
|Weight||7.3 kg (16 lbs)|
|Dimensions||21×55.6×49.5 cm (8.25×21.9×19.5 in)|
|Model 41000S||Smart ID module|