General

GNSS post-processing – the online alternative When no orientation has been given (arbitrary or OSGB36 National Grid), this method can be used to establish 2 or more known stations on-site (from GNSS). This can aid in establishing secondary control (20mm+5pmm) and allow long back-sights for traverse orientations. This technique works in areas without GPRS coverage for NRTK, or if no...

ATX1230 SmartAntenna – measurement engine (ME) update Using a 1200 SmartRover? If so, you may need to upgrade your ME in the antenna. In light of recent GLONASS system changes (wrong almanac information regarding a decommissioned GLONASS satellite in Slot 6), Leica released an updated ME (3.019) to eliminate this tracking issue. Contact SCCS for the file and the process...

EGNOS any use? Yea it is; for those jobs that require less than full RTK levels of precision (10/20mm), there are several handheld GNSS combinations on offer, all of which are EGNOS enabled. In survey terms, a simple single-frequency handheld can achieve 300-500mm in plan – not bad for a free correction service! Practically, the antenna needs to be south...

FlexLine TS06 – where is resection? Many hire fleets are selling or phasing out our beloved TCR805. For ‘800 users, your replacement will probably be a TS06. More capable than 800’s, the newer interface has subtle changes which take getting used to. In particular, ‘Resection’ (free-station) now comes under Programs and Station Setup. You can set an “accuracy limit” at...