... to be 0.1w, 1w, 2w. Introduction V30 GNSS RTK system adopts motorization design, so as to enable users to change ... board of Pacific Crest, a Trimble Company, multi-satellite, multi-system kernel.2. Built-in transmit-receive UHF, exchangeable Base and ... GNSS carrier phase in surveying, accuracy<1mm with 1Hz wide band, Low elevation-angle tracking technology Initialization Time: <10 seconds ...